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January 2001 |
UNDERCARRIAGE RELATED IRM LISTING
This Information Release Memo is a listing of IRM?s issued from 1986 through 2000. The listing is divided by SUBJECT and includes the IRM title, number, and date issued. Many IRM?s are listed under different subjects, example IRM UC99-10; titled ?D9R D8R Roller Groups with Symmetrical Duo-Cone Seals? is listed under subject headings ? Track Type Tractors? and ?Track Rollers?.
PLEASE NOTE MY TELEPHONE NUMBER HAS CHANGED, NEW NUMBER
(309)- 675-7879.
The following is a list of IRM?s released during 2000:
UC00-1 Undercarriage Related IRM Listing (PELM0935)
UC00-2 D3C/D4C/931C/933/935C New Carrier Roller Shell (PELM0948)
UC00-3 D7R/D6R New Abutment Style Idler Mounting Caps (PELM0949)
UC00-4 D4H/D5M, D5H/D6M, D6H/D6R, D7H/D7R Heavy Duty Track Link
Link Identification (PELM0953)
UC00-4A D4H/D5M, D5H/D6M, D6H/D6R, D7H/D7R Improved Heavy Duty
Track Link (PELM0973)
UC00-5 D10 (84W, 76X) Five Tooth Sprocket Segment, Provides Increased
Bolt Retention (PELM0956)
UC00-6 New D11R Track Roller Groups with Improved Retainer Bolt Retention (PELM0959)
UC00-7 D5M LGP?S with Additional Track Roller (PELM0960)
UC00-8 D4, D5, D6 Size Track Pins with Small Diameter Fill Hole (PELM0961)
UC00-9 Track Seal Sets for all Models (PELM0965)
UC00-10 New Undercarriage Parts Sales Kit (PSK) 3rd Edition (PELM0968)
UC00-11 D11R New and Improved Track Bushing and Link Assembly (PELM0971)
UC00-12 D9R, D10R, D11R Track Roller Frame Improvements (PELM0976)
UC00-13 Wide Gauge Conversion Arrangement Now Available on Challenger
Models 35/45/55 (PELM0978)
UC00-14 D6M/D5M/561H New Idler Groups with Symmetric Duo-Cone Seals
And Improved Retainer Bolt Retention (PELM09081)
UC00-15 Introducing the 320C Series Excavator Undercarriage (PELM0986)
TCRobertson
Undercarriage Marketing Division
Parts and Service Marketing
CV4111 ? Tel. (309) 675-7879
Robertson_Thomas@CAT.com
IRM Subject IRM No. Date
COMPETITION
Interpretation of Competitive Undercarriage Product Wear Charts UC86-30 06/03/86
Interpretation of Competitive Undercarriage Product Wear Charts UC86-30 UC86-34A 07/31/86
Metallurgical Test of Berco D9L Link Assembly Replacement Components UC86-34 08/06/86
Competitive Undercarriage Conversion - Caterpillar D9L-9.00" Pitch UC86-35 09/16/86
Vs. Komatsu D375-10.25" Pitch
Undercarriage Conversion for Competitive Hydraulic Excavators UC86-46 12/22/86
Explaining Undercarriage Features and Benefits UC87-1 02/02/87
Intertractor Brochures UC87-21 09/08/87
Cat Replacement Undercarriage for John Deere 655, 750, 750B, 755 UC88-4 03/07/88
Roller Groups for Competitive Models UC88-10 04/25/88
Cat Replacement Undercarriage for IHC TD15/175 UC89-10 08/21/89
Undercarriage Conversion Program Relaunch UC95-6 03/95
Comparing Cat & Berco Undercarriage Component Wear Charts UC97-5 03/97
CUSTOM TRACK SERVICE (CTS)
CTS and Track Management for H Series Tractors UC86-25 05/21/86
New Sprocket Segment Percent Worn Charts for D8L, D9L, D10 UC87-3 02/24/87
Updated CTS Handbook Chart for D9N and D10N UC87-12A 05/29/87
Track Tension Adjustment Inspection UC87-17 09/10/87
Bushing Wear Chart Selection and Nomenclature UC88-3 02/26/88
D4H-D5H Custom Skidder Track Tension Adjustment UC88-5 03/07/88
New Depth Gauge Probe Locations UC88-6 03/16/88
Corrected Wear Charts for D4H, D4E, and 943 Bushings UC88-8 03/22/88
Idler Wear Limits - E-Series Excavator UC87-13A 07/12/89
Measuring & Rebuilding Self-Cleaning Track Shoes and Measuring Links UC89-13 07/31/89
with Self-Cleaning Shoes Installed
Ultrasonic Wear Indicator Introduction UC89-15 10/01/89
Updated Undercarriage Literature UC89-16 10/16/89
Ultrasonic Wear Indicator Introduction Addendum UC89-15A 10/19/89
Ultrasonic Wear Indicator Couplant UC90-6 03/26/90
CTS Computer Program Introduction UC91-12 07/15/91
Custom Track Service Handbook Edition 12 UC91-17 10/16/91
Ultrasonic Wear Indicator Update UC91-19 10/22/91
CTS Computer Program Update UC92-6 03/06/92
Erroneous Wear Measurements on "B" and "C" Series D3, D4, 931 and 935 UC92-23 10/92
Forged Single-Web Idlers
New Ultrasonic Wear Indicator Couplant UC93-12 11/93
Custom Track Service Handbook Edition 13 UC93-13 11/93
Ultrasonic Wear Indicator II UC93-19 12/93
New Idler Wear Chart for D6H Heavy Duty Track UC94-4 02/94
CTS Computer Program Version 3.3 UC94-11 06/94
Revised D4H Sealed & Lubricated Track Link Wear Chart UC94-16 08/94
Revised 350 Excavator Track Roller Wear Chart UC96-10 05/96
Revised 320/322 Excavator Track Bushing Wear Chart UC96-11 05/96
IRM Subject IRM No. Date
Ultrasonic Wear Indicator Battery Pack UC96-17 06/96
Custom Track Service Handbook Supplement UC96-18 07/96
5230 Custom Track Service UC97-8 06/97
Custom Track Service Handbook, Edition 14 UC98-15 10/98
CTS-2000 Undercarriage Management Computer Program Now Available UC99-4 03/99
Ultrasonic Wear Indicator III UC99-12 09/99
TRACK-TYPE TRACTORS
D6H Track-Type Tractor Undercarriage UC86-3 01/22/86
Addendum to UC86-3 UC86-3A 06/17/86
D4H Track-Type Tractor Undercarriage UC86-19 02/24/86
New D3/931 Track Sprockets UC86-20 03/04/86
D5H Track-Type Tractor Undercarriage UC86-21 03/07/86
D11N Track-Type Tractor Undercarriage UC86-24 05/21/86
Revised D11N Bushing Wear Chart UC86-42 12/11/86
Increased Undercarriage Wear Life on D5, D6, and D7 Low Sprocket UC86-44 12/08/86
Track-Type Tractors
New Two Level Link Wear Charts for Track-Type Tractors with Bogie UC86-45 02/20/87
Suspended Undercarriage D8L, D9L, D10, and D11N
New Sprocket Segment Percent Worn Charts for D8L, D9L, D10 UC87-3 02/24/87
Stronger D10 Track Components UC87-4 03/13/87
New Sprocket Segments for D8L UC87-5 03/13/87
New D9N Track-Type Tractor Undercarriage UC87-8 04/10/87
New D8N Track-Type Tractor Undercarriage UC87-10 04/16/87
New Sprocket Segments for D9L UC87-11 05/07/87
Updated CTS Handbook Chart for D9N and D10N UC87-12A 05/29/87
PRO-LINE Undercarriage for the D5 and 951 (691" pitch) UC87-14 08/07/87
New D10N Track-Type Tractor Undercarriage UC87-18 09/01/87
Improved D8N Track Roller Groups UC87-22 09/25/87
PRO-LINE Undercarriage for the D6 and 955 (8.00" pitch) UC87-23 10/12/87
PRO-LINE Undercarriage for the D7 and 977 (8.50" pitch) UC87-24 10/12/87
Improved D8L Track Roller Groups UC87-26 10/27/87
D11N Link Assembly UC87-29 11/18/87
New D6C Track Rollers UC87-32 12/14/87
Improved Wear Life Undercarriage Components for D3/D4 and 931/935B UC-88-2 03/21/88
and C Series Vehicles
D4H/D5H Custom Skidder Track Tension Adjustment UC88-5 03/07/88
New Single Web Cast Idler for the D7H Track-Type Tractor UC88-11 04/26/88
New D6H Improved Wear Life Undercarriage UC88-14 06/03/88
Positive Pin Retention (PPR) Track for D10 & D9L UC88-19 08/11/88
Custom Skidder Undercarriage UC88-21 10/13/88
D4H Extreme Service Track Shoes UC88-22 11/02/88
New D5H Improved Wear Life Undercarriage UC88-24 12/22/88
D6H LGP Quad Link Track UC89-1 01/06/89
D7H Improved Wear Life Undercarriage UC89-5 04/27/89
Upgraded D8N Improved Wear Life Sprocket Segment UC89-6 04/26/89
IRM Subject IRM No. Date
D6H Track Shoe Improvement UC89-7 05/02/89
Carrier Rollers/D5H & D6H Standard Gauge Tractor UC89-9 06/05/89
Improved D4H LGP/D4H Custom Skidder Track Pin UC89-18 10/25/89
Availability of Former Version D5H Sprocket Segments UC89-19 10/27/89
Improved Rigid Seals for D4/D5/D6 H-Series Track UC90-5 03/28/90
Carrier Roller for D7H Standard Gauge Tractors UC90-10 07/09/90
D5H Extreme Service Track Shoes UC90-12 07/09/90
D6C/D Track Shoe Improvements UC90-13 07/11/90
New D7H Chopper Track Shoe Available UC90-15 08/01/90
D10N Super Extreme Service Shoe UC90-18 08/27/90
New H-Series Narrower LGP Track Shoes UC90-23 11/07/90
Carrier Roller For D8N Suspended Undercarriage Tractors UC91-2 01/07/91
Addendum to IRM UC91-2 UC91-2A 02/19/91
Improved D6H Track Link UC91-4 01/30/91
Improved D8N/D8L Track Seal UC91-5 02/05/91
Extreme Service Track Shoes for D3, D4B/D4C Track-Type Tractors UC91-9 05/29/91
Strengthened D5H Skidder Idler Shafts UC91-14 09/18/91
Quad and Tri-Link Track Undercarriage Management UC91-18 10/22/91
Idlers for "B" and "C" Series D3, D4, 931 and 935 Track-Type Tractors & UC91-20 11/13/91
Loaders
Improved Track Shoes for D8N Track-Type Tractors UC91-22 12/02/91
New D8N Chopper Track Shoes Available UC92-2 01/28/92
New Track Seal Sets Available for D8N/D8L Track-Type Tractors and UC92-5 03/06/92
578 Pipelayers
Improved Stepped Bushing for 963, 955, and D6 Track-Type Tractors & UC92-8 04/09/92
Loaders
Off-Set Track Shoes for D4H & D5H Track Skidders with Tri-Link Track UC92-12 04/92
D5C Track-Type Tractor Undercarriage UC92-10 04/92
Improved Stepped Bushing for 973, 977, and D7 Track-Type Tractors & UC92-14 05/92
Loaders
New D9N Chopper Track Shoes Available UC92-15 06/08/92
D5H XL Series II Undercarriage UC92-16 06/19/92
D4H XL Series III Undercarriage UC92-17 06/19/92
Improved D11N Track Link Assembly UC92-18 06/19/92
Track Seal Set for D4H, D5H and D6H Track-Type Tractors UC92-19 07/92
Caterpillar Heavy Duty Track for D6H LGP Track-Type Tractors UC92-20 09/92
Track Seal Sets for D8K and D9H TTT UC92-22 10/92
Erroneous Wear Measurements on "B" and "C" Series D3, D4, 931 and UC92-23 10/92
935 Forged Singe-Web Idlers
D5C Track-Type Tractor Undercarriage Addendum UC92-24 10/92
New Retainer/Thrust Washer Design for D8N and D10N Track Rollers UC92-25 11/92
Improved Rigid Track Seals UC93-2 02/93
D6H XL and XR Series II Undercarriage UC93-4 03/93
New Replacement Undercarriage for D8L Track-Type Tractors UC93-6 04/93
Addendum: New Replacement Undercarriage for D8L Track-Type Tractors UC93-6A 05/93
D7H XR Series II Undercarriage UC93-7 06/93
Heavy Duty Track for D6H Standard Gauge Track-Type Tractors UC93-8 06/93
IRM Subject IRM No. Date
"B" and "C" Series D3, D4, 931 and 935 Idler Changes UC93-10 08/93
Elimination of D9N Moderate Service (MS) Track Shoes UC93-11 10/93
D11N Tractor Roller Changes UC93-18 12/93
D6H LGP Idler Changes UC93-20 12/93
Cat Heavy Duty Track for D5H UC93-21 12/93
New D11N Track Bushing UC94-3 02/94
Common D5H Sprocket Segments UC94-5 02/94
Common D5H Sprocket Segments Addendum UC94-5A 11/94
Improved Master Links (Tooth Profiles) UC94-8 06/94
New D11N Sprocket Segments and Hardware UC94-12 06/94
New D6H and D5H Heavy Duty Track Bushing and Seal Groups UC94-15 12/94
Caterpillar Heavy Duty Track for D5H Track Skidders UC94-17 09/94
Caterpillar Heavy Duty Track for D4H Track-Type Tractors UC94-18 09/94
New D9L Sprocket Segments and Hardware UC94-19 09/94
Common D6H Sprocket Segments UC94-20 09/94
New D8N Sprocket Segments UC94-21 10/94
New D8L Sprocket Segments and Hardware UC94-22 10/94
Updated D9/594 Track Link UC94-23 11/94
New D10 Sprocket Segments and Hardware UC95-2 01/95
Caterpillar Rotating Bushing Track for D6H TTTs UC95-5 02/95
Rigid Seals for D6/963/955 Track UC95-8 04/95
Rigid Seals for D7/973/977 Track UC95-9 04/95
Caterpillar Rotating Bushing Track for D4H TTTs UC95-11 05/95
Caterpillar Heavy Duty SALT Track for D7H TTTs UC95-12 06/95
Caterpillar Heavy Duty SALT Track for D7H TTTs - Addendum UC95-12A 06/95
Caterpillar Rotating Bushing Track for D5H TTTs UC95-13 08/95
Updated Track Roller Groups for Oval Tractors and Loaders UC95-14 08/95
Caterpillar Rotating Bushing Track for D7H TTTs UC95-15 11/95
New Quad-Link Track Shoe Available for D5H Heavy Duty Track UC96-2 02/96
New Special Application Track Rollers and Idlers for Large Elevated UC96-3 02/96
Track-Type Tractors
Improved D11N Link Assembly UC96-4 02/96
D9R Undercarriage Information UC96-5 02/96
New Improved Track Roller Design for D6H and 963 Tractors and Loaders UC96-7 03/96
New Improved Track Roller Design for D5H and 963 Tractors and Loaders UC96-8 04/96
D8R Undercarriage Information UC96-13 05/96
New Improved Track Roller Design for D4H and D5C Tractors and UC96-14 05/96
943 and 939 Loaders
D10R Undercarriage Information UC96-19 07/96
D11R Undercarriage Information UC96-20 07/96
D9N/D9R Super Extreme Service Track Shoes UC96-23 10/96
D8R, D8N, D8L and 578 Bushing and Pin Changes UC96-25 10/96
D5M Track-Type Tractor Undercarriage Intro. UC96-26 12/96
D6M Track-Type Tractor Undercarriage Intro. UC96-27 12/96
D6R Track-Type Tractor Undercarriage Intro. UC96-28 12/96
D7R Track-Type Tractor Undercarriage Intro. UC96-29 12/96
527 Track Skidder Undercarriage Intro. UC97-2 01/97
IRM Subject IRM No. Date
New Improved Track Roller Design for D7H/R and 973 Tractor and Loaders UC97-7 04/97
New Improved Sprocket Segment and Mounting Hardware D11R/N UC97-9 10/97
D11R/N Track Shoe Rework UC98-4 02/98
New Improved Sprocket Segment D8R/N, D7R/H UC98-6 05/98
D11R/N New and Improved Link Assembly UC98-8 05/98
D11R/D8R New Abutment Style Roller Caps UC98-10 08/98
Rigid Seals for D4/943/941 UC98-11 09/98
Rigid Seals for D4C/D4B/D3C/D3B/D3/935C/933C/931C Track UC98-12 09/98
D11R Sprocket Segment and Hardware Changes UC98-13 10/98
D11R New Roller and Idler Groups with Symmetric Duo-Cone Seals UC98-16 11/98
Introducing New D11R Idler Guards UC98-17 11/98
Introducing Rotating Bushing Track for D5CTTT/939TTL UC98-19 11/98
Introducing Rotating Bushing Track for D5CTTT/939TTL (Addendum) UC98-19A 11/99
517 Skidder Introduction UC98-20 11/98
517 Skidder Introduction (Addendum) UC98-20A 10/99
D11R/N New Improved Track Bushing Available in Part's System UC98-22 12/98
Positive Pin Retention Track Now Standard on D10R and D9R Machines UC98-23 12/98
New Improved Sprocket Segment D6R/H UC98-24 12/98
Announcing the 583R Pipelayer UC99-2 01/99
Rigid Seals for D5/953/951 Track UC99-3 03/99
D10R, D9R, D8R New Idler Groups with Symmetric Duo-Cone Seals UC99-5 04/99
Undercarriage for the New 572R Pipelayer UC99-7 04/99
D9L & D8L Five Tooth Sprocket Segment, Provides Increased Bolt Retention UC99-8 05/99
D10R Roller Groups with Symmetrical Duo-Cone Seals UC99-9 08/99
D9R D8R Roller Groups with Symmetrical Duo-Cone Seals UC99-10 08/99
D10R, D9R Improved Sprocket Segments UC99-11 09/99
Special Application Landfill Idler Groups for D10R, D9R, D8R, D7R, D6R UC99-13 09/99
Machines
D7R/572R Idler Groups with Symmetric Duo-Cone Seals and Additional UC99-14 10/99
Wear Material
D6R/527 New Idler Groups with Symmetric Duo-Cone Seals UC99-15 10/99
D3C/D4C/931C/933/935C New Carrier Roller Shell UC00-2 03/00
D7R/D6R New Abutment Style Idler Mounting Caps UC00-3 03/00
D4H/D5M, D5H/D6M, D6H/D6R, D7H/D7R Heavy Duty Track Link UC00-4 04/00
Identification
D4H/D5M, D5H/D6M, D6H/D6R, D7H/D7R Improved Heavy Duty Track UC00-4A 08/00
Link
D10 (84W, 76X) Five Tooth Sprocket Segment, Provides Increased Bolt UC00-5 05/00
Retention
New D11R Track Roller Groups with Improved Retainer Bolt Retention UC00-6 05/00
D5M LGP?S with Additional Track Roller UC00-7 05/00
D4, D5, D6 Size Track Pins with Small Diameter Fill Hole UC00-8 05/00
Track Seal Sets for all Models UC00-9 06/00
D11R New and Improved Track Bushing and Link Assembly UC00-11 08/00
D9R, D10R, D11R Track Roller Frame Improvements UC00-12 09/00
D6M/D5M/561H New Idler Groups with Symmetric Duo-Cone Seals UC00-14 12/00
And Improved Retainer Bolt Retention
IRM Subject IRM No. Date
TRACK LOADERS 931, 933, 935, 939, 943, 953, 963, 973
New 953 Improved Wear Life Undercarriage UC86-1 01/16/86
New 943 Improved Wear Life Undercarriage UC86-2 01/16/86
New D3/931 Track Sprockets UC86-20 03/04/86
Improved Wear Life Undercarriage Components for D3/D4 and 931/935B UC88-2 03/21/88
and C Series Vehicles
Larger Track Bolts Used on 973 Hydrostatic Loaders UC88-18 08/02/88
New 973 Chopper Track Shoes Available UC90-4 02/19/90
Addendum to IRM UC90-4 UC90-4A 02/05/91
New 963 Chopper Track Shoes Available UC91-10 06/21/91
Hydrostatic Loader Track Shoe Improvements UC91-16 10/08/91
Idlers for "B" and "C" Series D3, D4, 931 and 935 Track-Type Tractors UC91-20 11/13/91
and Loaders
Improved Stepped Bushing for 963, 955 and D6 Track-Type Loaders and UC92-8 04/09/92
Tractors
New Idler Shaft for 973 Track Loader UC92-11 04/92
Improved Stepped Bushing for 973, 977, and D7 Track-Type Loaders and UC92-14 05/92
Tractors
Erroneous Wear Measurements on "B" and "C" Series D3, D4, 931 and 935 UC92-23 10/92
Forged Single-Web Idlers
"B" and "C" Series D3, D4, 931, 935 Idler Changes UC93-10 08/93
973 3/4" Bolt Double Grouser Track Shoes UC93-14 11/93
New Rubber Grouser Track Shoes for 953/953B Track Loaders UC94-7 05/94
939 and 933 Track Loader Undercarriage Introduction UC94-14 07/94
New Double Grouser Shoes Available for 931, 933 and 935 Track-Type UC96-6 02/96
Loaders
953C Segments and Hardware UC98-3 02/98
953C Idler Group Improvements UC99-20 12/99
D3C/D4C/931C/933/935C New Carrier Roller Shell UC00-2 03/00
Track Seal Sets for all Models UC00-9 06/00
HYDRAULIC EXCAVATORS/FRONT SHOVELS
245 Idler Assembly Improvements UC86-4 02/05/86
New Swing Machines for Forest Products Applications UC86-33 07/07/86
Weld-On Sprocket Rim for 235 Excavators UC86-39 10/14/86
Sealed and Lubricated Link Assemblies for 225 and 235 Excavators UC86-41 11/20/86
Larger Track Bolts Used on 235 Excavators UC86-43 11/28/86
New Track Roller Designed for 245 Excavators UC87-6 04/16/87
225B Excavator Undercarriage UC87-7 04/14/87
E-Series Excavator Introduction UC87-13 07/01/87
Mitsubishi Excavator Undercarriage UC87-16 08/28/87
Improved 235B Idler Bearing Block UC87-27 11/10/87
219 and 219LC Excavator UC87-31 11/24/87
Heavy-Duty Track Shoe for the 235C UC88-9 04/01/88
EL240, E240 Track Improvements UC88-13 05/31/88
213B Excavator Undercarriage UC88-15 06/22/88
IRM Subject IRM No. Date
Idler Wear Limits - E-Series Excavator UC87-13A 07/12/89
E200B, EL200B Track Introduction UC89-14 08/10/89
Improved Track Pin/225, 219 Excavator UC89-20 10/27/89
Improved Track Rollers for 245 Excavators UC90-2 02/05/90
EL300B, E300B Track Improvements UC90-8 04/25/90
E70B, E110B, and E120B Excavator U/C Introduction UC90-14 07/13/90
Improved Track Pin for 235 Excavator UC90-16 08/21/90
E-Series Excavator Undercarriage UC90-19 10/01/90
Improved Track Rollers for 219, 225, 229, 231, 227, and 235 Excavators UC90-24 12/07/90
Improved 235C Idler UC91-8 05/02/91
Heavy Duty Link Assemblies for 235 Excavators UC91-13 08/14/91
205B, 211B, and 213B Hydraulic Excavator Improvements UC92-1 01/28/92
Addendum to UC92-3 325 Excavator Undercarriage Introduction UC92-3A 03/02/92
Improved Track Rollers for 215 Excavators UC92-7 03/19/92
320 Excavator Undercarriage Introduction UC92-9 04/14/92
330 Excavator Undercarriage Introduction UC92-13 04/92
Storage Procedures for Caterpillar Products (Hydraulic Excavators) UC92-21 09/92
Track Shoes for 325/330 Hydraulic Excavators UC92-26 12/92
Double Flange Roller for E240C Excavators UC92-27 12/92
375 Excavator Undercarriage Introduction UC93-1 01/93
235D Excavator Undercarriage UC93-5 03/93
311 and 312 Excavator for Undercarriage Introduction UC93-15 11/93
350 Excavator Undercarriage Introduction UC93-16 12/93
New Single Web Cast Idler for 245 HEX UC94-6 03/94
322 Excavator Undercarriage Introduction UC94-9 06/94
Tri-Link Track Option for FB227 Machines UC94-13 07/94
5130 Hydraulic Shovel Undercarriage UC95-1 01/95
315/317 Excavator Undercarriage Introduction UC95-4 01/95
315/317 Excavator Undercarriage Introduction Addendum UC95-4A 02/95
307 Excavator Undercarriage Introduction UC95-7 03/95
5230 Hydraulic Shovel/Mass Excavation Undercarriage UC95-10 05/95
Revised 350 Excavator Track Rollerwear Chart UC96-10 05/96
Revised 320/322 Excavator Track Bushing Wear Chart UC96-11 05/96
Heavy Duty Triple Grouser Track Shoes Now Available for 330, 325, UC96-21 07/96
322 and 320 Hydraulic Excavators
Replacement Sprocket Rim Option for 225B Hydraulic Excavators - UC96-24 10/96
7.50" (190.5mm)
New Pin & Bushing GPs, Available for 320, 325, & 330 Hydraulic UC97-3 02/97
Excavators
5230 Custom Track Service UC97-8 06/97
Double Grouser Shoe Wear Chart for 322, 320, 317, 315, E240C, E240B, UC98-2 01/98
and E200B Hydraulic Excavators
Revised 5130 Excavator Double Grouser Track Shoe Wear Charts UC98-5 02/98
311B/330B Series Excavator Introduction UC98-7 05/98
345B Series Excavators Introduction UC98-9 07/98
345B Series Excavators Introduction - Addendum-Idler Wear Chart UC98-9A 09/98
Correction
IRM Subject IRM No. Date
5230 Undercarriage Management Guidelines UC98-21 12/98
Introducing the 307B Series Excavator Undercarriage (See Specific Serial UC99-6 04/99
Numbers)
365L Series Excavator Introduction UC99-16 10/99
Introducing the 307B Series Excavator Undercarriage (See Specific Serial UC99-17 11/99
Numbers)
5130B/5230 Track Roller Improvements UC99-18 11/99
Updated 300 Series Excavator Track Roller Groups UC99-19 12/99
Introducing the 320C Series Excavator Undercarriage UC00-15 12/00
LINK, LINK ASSEMBLY
Sealed and Lubricated Link Assemblies for 225 and 235 Excavators UC86-41 11/20/86
D11N Link Assembly UC87-29 11/18/87
Measuring & Rebuilding Self-Track Shoes and Measuring Links with UC89-13 07/31/89
Self-Cleaning Shoes Installed
Improved D6H Track Link UC91-4 01/30/91
Heavy Duty Link Assemblies for 235 Excavators UC91-13 08/14/91
Link Assemblies and Master Bolts UC91-15 10/03/91
Quad and Tri-Link Track Undercarriage Management UC91-18 10/22/91
Link Assembly Identification Code Markings UC91-21 12/02/91
Improved Stepped Bushing for 963, 955 and D6 Track-Type Loaders and UC92-8 04/09/92
Tractors
Improved Stepped Bushing for 973, 977 and D7 Track-Type Loaders and UC92-14 05/92
Tractors
Improved D11N Track Link Assembly UC92-18 06/19/92
Storage Procedures for Caterpillar Products (Hydraulic Excavators) UC92-21 09/92
New D11N Track Bushing UC94-3 02/94
Improved Masterlinks (Tooth Profiles) UC94-8 06/94
Tri-Link Track Option for FB227 Machines UC94-13 07/94
New D6H and D5H Heavy Duty Track Bushing and Seal Groups UC94-15 12/94
Caterpillar Heavy Duty Track for D5H Track Skidders UC94-17 09/94
Caterpillar Heavy Duty Track for D4H Track-Type Tractors UC94-18 09/94
Updated D9/594 Track Link UC94-23 11/94
Caterpillar Rotating Bushing Track for D6H TTTs UC95-5 02/95
Caterpillar Rotating Bushing Track for D4H TTTs UC95-11 05/95
Caterpillar Heavy Duty SALT Track for D7H TTTs UC95-12 06/95
Caterpillar Heavy Duty SALT Track for D7H TTTs Addendum UC95-12A 06/95
Caterpillar Rotating Bushing Track for D5H TTTs UC95-13 08/95
Caterpillar Rotating Bushing Track for D7H TTTs UC95-15 11/95
Improved D11N Link Assembly UC96-4 02/96
D8R, D8N, D8L and 578 Bushing and Pin Changes UC96-25 10/96
New Pin & Bushing GPs, Available for 320, 325 and 330 Hydraulic UC97-3 02/97
Excavators
Heavy Duty Sealed & Lubricated Track for D6D/E Track-Type Tractors UC97-6 04/97
D11R/N New and Improved Link Assembly UC98-8 05/98
D4H/D5M, D5H/D6M, D6H/D6R, D7H/D7R Heavy Duty Track Link UC00-4 03/00
Identification
IRM Subject IRM No. Date
D4H/D5M, D5H/D6M, D6H/D6R, D7H/D7R Improved Heavy Duty UC00-4A 08/00
Track Link
SEALED AND LUBRICATED TRACK
D6H LGP Quad Link Track UC89-1 01/06/89
Improved D8N/D8L Track Seal UC91-5 02/05/91
Quad and Tri-Link Track Undercarriage Management UC91-18 10/22/91
New Track Seal Sets Available for D8N/D8L Track-Type Tractors and UC92-5 03/06/92
578 Pipelayers
Track Seal Sets for D4H, D5H and D6H Track-Type Tractors UC92-19 07/92
Caterpillar Heavy Duty Track for D6H LGP Track-Type Tractors UC92-20 09/92
Track Seal Sets for D8K and D9H Track-Type Tractors UC92-22 10/92
Revised Track Seal Reuse Recommendations for Sealed & Lubricated UC93-9 08/93
Track Systems
Rigid Seals for D6/963/955 Track UC95-8 04/95
Rigid Seals for D7/973/977 Track UC95-9 04/95
Heavy Duty Sealed & Lubricated Track for D6D/E Track-Type Tractors UC97-6 04/97
D11R/N New and Improved Link Assembly UC98-8 05/98
Rigid Seals for D4/943/941 UC98-11 09/98
Rigid Seals for D4C/D4B/D3C/D3B/D3/935C/933C/931C Track UC98-12 09/98
Track Seal Sets for Models: D7G/973/D6D/963/D4E/943/D4C/D3C/935/933 UC98-18 11/98
Introducing Rotating Bushing Track for D5C TTT/939 TTL UC98-19 11/98
Introducing Rotating Bushing Track for D5C TTT/939 TTL (Addendum) UC98-19A 11/99
Rigid Seals for D5/953/951 Track UC99-3 03/99
D4, D5, D6 Size Track Pins with Small Diameter Fill Hole UC00-8 05/00
Track Seal Sets for all Models UC00-9 06/00
D11R New and Improved Track Bushing and Link Assembly UC00-11 08/00
SPROCKET
New D3/931 Track Sprockets UC86-20 03/04/86
Weld-On Sprocket Rim for 235 Excavators UC86-39 10/14/86
New Sprocket Segment Percent Worn Charts for D8L, D9L, D10 UC87-3 02/24/87
New Sprocket Segments for D8L UC87-5 03/13/87
New Sprocket Segments for D9L UC87-11 05/07/87
Upgraded D8N Improved Wear Life Sprocket Segment UC89-6 04/26/89
Availability of Former Version D5H Sprocket Segments UC89-19 10/27/89
Common D5H Sprocket Segments UC94-5 02/94
Common D5H Sprocket Segments Addendum UC94-5A 11/94
New D11N Sprocket Segments and Hardware UC94-12 06/94
New D9L Sprocket Segments and Hardware UC94-19 09/94
Common D6H Sprocket Segments UC94-20 09/94
New D8N Sprocket Segments UC94-21 10/94
New D8L Sprocket Segments and Hardware UC94-22 10/94
New D10 Sprocket Segments and Hardware UC95-2 01/95
IRM Subject IRM No. Date
Replacement Sprocket Rim Option for 225B Hydraulic Excavator - UC96-24 10/96
7.50" (190.5mm)
New Improved Sprocket Segment and Mounting Hardware D11R/N UC97-9 10/97
953C Segment and Hardware UC98-3 02/98
New Improved Sprocket Segment D8R/N, D7R/N UC98-6 05/98
D11R/N Sprocket Segment and Hardware Changes UC98-13 10/98
New Improved Sprocket Segment D6R/H UC98-24 12/98
D9L & D8L Five Tooth Sprocket Segment, Provides Increased Bolt Retention UC99-8 05/99
D10R, D9R Improved Sprocket Segments UC99-11 09/99
D10 (84W, 76X) Five Tooth Sprocket Segment, Provides Increased Bolt UC00-5 05/00
Retention
CARRIER ROLLER
Carrier Roller for D8N Suspended Undercarriage Tractors UC91-2 01/07/91
Addendum to IRM UC91-2 UC91-2A 02/19/91
D3C/D4C/931C/933/935C New Carrier Roller Shell UC00-2 03/00
TRACK ROLLER
New Idler and Roller for D8L UC86-28 05/28/86
Caterpillar Track Rollers for PR450 Profilers UC86-29 05/28/86
New Retainer Seals D11N, D10 & D9L Track UC86-37 09/24/86
Roller & Idler Groups, D8L Track Roller Groups
Extreme Temperature Track Roller & Idler Groups - UC86-38 09/25/86
D8L, D9L & D10 Tractors
New Track Roller Designed for 245 Excavators UC87-6 04/16/87
Improved D8N Track Roller Group UC87-22 09/25/87
Improved D8L Track Roller Groups UC87-26 10/27/87
New D6C Track Rollers UC87-32 12/14/87
Roller Groups for Competitive Models UC88-10 04/25/88
Improved Track Rollers for 245 Excavators UC90-2 02/05/90
New Caterpillar Extended Life Track Roller Groups UC90-11 07/09/90
Improved Track Rollers for 219, 225, 229, 231, 227, and 235 Excavators UC90-24 12/07/90
Improved Track Rollers for 215 Excavators UC92-7 03/19/92
New Retainer/Thrust Washer Design For D8N and D10N Track Rollers UC92-25 11/92
Double Flange Roller for E240C Excavators UC92-27 12/92
D11 Track Roller Changes UC93-18 12/93
Updated Track Roller Groups for Oval Tractors and Loaders UC95-14 08/95
New Special Application Track Rollers and Idlers for Large UC96-3 02/96
Elevated Track-Type Tractors
New Improved Track Roller Design for D6H and 963 Tractors and Loaders UC96-7 03/96
New Improved Track Roller Design for D5H and 953 Tractors and Loaders UC96-8 04/96
New Improved Track Roller Design for D4H and D5C Tractors and UC96-14 05/96
943 and 939 Loaders
New Improved Track Roller Design for D7H/R and 973 Tractors UC97-7 04/97
and Loaders
D11R New Roller and Idler Groups with Symmetric Duo-Cone Seals UC98-16 11/98
IRM Subject IRM No. Date
D10R Roller Groups with Symmetrical Duo-Cone Seals UC99-9 08/99
D9R D8R Roller Groups with Symmetrical Duo-Cone Seals UC99-10 08/99
5130B/5230 Track Roller Improvements UC99-18 11/99
Updated 300 Series Excavator Track Roller Groups UC99-19 12/99
New D11R Track Roller Groups with Improved Retainer Bolt Retention UC00-6 05/00
D5M LGP?S with Additional Track Roller UC00-7 05/00
TRACK SHOE
D8K-9.00" Pitch "Super Extreme Service Track Shoes UC85-2 01/03/85
Track Shoe Manufactured by Caron Compactor Co. UC86-27 05/08/86
New D9L and D10 Master Shoes UC86-32 06/11/86
Center Punched Extreme Service D8L Track Shoes UC86-40 10/31/86
Center Punched Extreme Service D8L Track Shoes - Replacing UC86-40 UC86-40A
Heavy-Duty Track Shoe for the 235C UC88-9 11/02/88
D6H Extreme Service Track Shoes UC88-22 11/02/88
D6H Track Shoe Improvement UC89-7 05/02/89
Measuring & Rebuilding Self-Track Shoes and Measuring Links with UC89-13 07/31/89
Self-Cleaning Shoes Installed
Center Punching Track Shoes UC89-17 10/02/89
New 973 Chopper Track Shoes Available UC90-4 02/19/90
Addendum to IRM UC90-4 UC90-4A 02/05/91
D5H Extreme Service Track Shoes UC90-12 07/09/90
D6C/D Track Shoe Improvements UC90-13 07/11/90
New D7H Chopper Track Shoe Available UC90-15 08/01/90
Improved FB227 Single Grouser Track Shoes UC90-17 08/27/90
D10N Super Extreme Service Shoe UC90-18 08/27/90
New H-Series Narrower LGP Track Shoes UC90-23 11/07/90
Recommendations for Track Shoe Grouser Bar Replacement UC91-1 01/07/91
Extreme Service Track Shoes for D3, D4B/D4C Track-Type Tractors UC91-9 05/29/91
New 963 Chopper Track Shoes Available UC91-10 06/21/91
Hydrostatic Loader Track Shoe Improvements UC91-16 10/08/91
Improved Track Shoes for D8N Track-Type Tractors UC91-22 12/02/91
New D8N Chopper Track Shoes Available UC92-2 01/28/92
Off-Set Track Shoes for D4H & D5H Track Skidders with Tri-Link Track UC92-12 04/92
New D9N Chopper Track Shoes Available UC92-15 06/08/92
Track Shoes for 325/330 Hydraulic Excavators UC92-26 12/92
Elimination of D9N Moderate Service (MS) Track Shoes UC93-11 10/93
973 3/4" Bolt Double Grouser Track Shoes UC93-14 11/93
New Rubber Grouser Track Shoes for 953/953B Track Loaders UC94-7 05/94
New Quad-Link Track Shoe Available for D5H Heavy Duty Track UC96-2 02/96
New Double Grouser Shoes Available for 931, 933 and 935 UC96-6 02/96
Track-Type Loaders
Heavy Duty Triple Grouser Track Shoes Now Available for 330, 325, UC96-21 07/96
322 and 320 Hydraulic Excavators
D9N/D9R Super Extreme Service Track Shoes UC96-23 10/96
IRM Subject IRM No. Date
Double Grouser Shoe Wear Chart for 322, 320, 317, 315, E240C, E240B, UC98-2 01/98
and E200B Hydraulic Excavators
D11R/N Track Shoe Rework UC98-4 02/98
Revised 5130 Excavator Double Grouser Track Shoe Wear Charts UC98-5 02/98
IDLER
New D9L Idler UC86-26 05/28/86
New Idler and Roller for D8L UC86-28 05/28/86
New Retainer Seals D11N, D10, & D9L Track Roller & Idler Groups, UC86-37 09/24/86
D8L Track Roller Groups
Extreme Temperature Track Roller & Idler Groups- D8L, D9L, UC86-38 09/25/86
& D10 Tractors
Improved 235B Idler Bearing Block UC87-27 11/10/87
New Single Web Cast Idler for the D7H Track-Type Tractor UC-88-11 04/26/88
H-Series Idler Placement UC88-16 07/01/88
Idler Wear Limits - E-Series Excavator UC87-13A 07/12/89
Improved 235C Idler UC91-8 05/02/91
Strengthened D5H Skidder Idler Shafts UC91-14 09/18/91
Idlers for "B" and "C" Series D3, D4, 931 and 935 Track-Type UC91-20 11/13/91
Tractors and Loaders
New Idler Shaft for 973 Track Loader UC92-11 04/92
Erroneous Wear Measurements on "B" and "C" Series D3, D4, 931 UC92-23 10/92
and 935 Forged Single-Web Idlers
"B" and "C" Series D3, D4, 931 and 935 Idler Changes UC93-10 08/93
D6H LGP Idler Changes UC93-20 12/93
New Single Web Cast Idler for 245 HEX UC94-6 03/94
D11R New Roller and Idler Groups with Symmetric Duo-Cone Seals UC98-16 11/98
Introducing New D11R Idler Guards UC98-17 11/98
D10R, D9R, D8R New Idler Groups with Symmetric Duo-Cone Seals UC99-5 04/99
Special Application Landfill Idler Groups for D10R, D9R, D8R, D7R, D6R UC99-13 09/99
Machines
D7R/572R Idler Groups with Symmetric Duo-Cone Seals and Additional UC99-14 10/99
Wear Material
D6R/527 New Idler Groups with Symmetric Duo-Cone Seals UC99-15 10/99
953C Idler Group Improvements UC99-20 12/99
D7R/D6R New Abutment Style Idler Mounting Caps UC00-3 03/00
D6M/D5M/561H New Idler Groups with Symmetric Duo-Cone Seals and UC00-14 12/00
Improved Retainer Bolt Retention
UNDERCARRIAGE CONVERSION
Undercarriage Conversion - JD450, 550, 555 UC86-5 03/14/86
Predrilled Sprocket Segments & Track Roller End Collars for Komatsu D355 UC86-6 12/12/86
Predrilled Sprocket Segments and Track Roller End Collars for Komatsu UC86-7 12/12/86
Predrilled Sprocket Segments and Track Roller End Collars for Komatsu UC86-8 12/12/86
D150A-1, D155A-1, and D155S-1
IRM Subject IRM No. Date
Predrilled Sprocket Segments and Track Roller End Collars for Komatsu UC86-11 10/22/86
Predrilled Track Roller End Collars for Fiatallis UC86-14 10/27/86
Predrilled Track Roller End Collars for Fiatallis UC86-15 10/27/86
Cat Replacement Undercarriage for John Deere 655, 750, 750B, 755 UC88-4 03/07/88
New Undercarriage Conversion Guide UC88-7 04/01/88
Competitive Machine Undercarriage Conversion Toll-Free Hotline UC89-2 03/01/89
Cat Replacement for Competitive Models UC89-3 04/20/89
Cat Replacement Undercarriage Bolt-On Components for Fiat UC89-4 04/20/89
FL14C and Related Models
Cat Replacement Undercarriage for IHC TD15/175 UC89-10 08/21/89
PR450 Profiler - Undercarriage Upgrade UC89-11 07/31/89
New Undercarriage Conversion Guide UC89-12 07/31/89
Cat Replacement Undercarriage Bolt-On Components for Fiatallis 10C UC90-9 05/14/90
& Related Models
Do Not Convert D3-D4 Size John Deere Tractors to Cat Undercarriage UC90-21 11/01/90
New Undercarriage Conversion Guide UC91-3 01/07/91
Do Not Convert International TD20 to Caterpillar D7 Undercarriage UC91-7 04/19/91
Undercarriage Conversion Program Relaunch UC95-6 03/95
Undercarriage Conversion: JD750C to Caterpillar D5H Undercarriage - UC96-22 08/96
7.50" (190.5mm) Pitch
UNDERCARRIAGE RECONDITIONING
Undercarriage Reconditioning Cost Analysis UC86-16 09/09/86
Improved Wear Life Undercarriage Components for D3/D4 and 931/935B UC88-2 03/21/88
and C Series Vehicles
New D6H Improved Wear Life Undercarriage UC88-14 06/03/88
New D5H Improved Wear Life Undercarriage UC88-24 12/22/88
D7H Improved Wear Life Undercarriage UC89-5 04/27/89
Recommendations for Track Shoe Grouser Bar Replacement UC91-1 01/07/91
PAVING EQUIPMENT
Caterpillar Track Rollers for PR450 Profilers UC86-29 05/28/86
Caterpillar New 225B Trimmer Reclaimer UC87-15 08/17/87
Caterpillar's SF-550 UC87-19 09/19/87
Caterpillar's SF-350 UC87-20 09/04/87
Caterpillar's SF-250B UC87-25 10/14/87
PR450 Profiler-Undercarriage Upgrade UC89-11 07/31/89
AP-1050 Track Introduction UC90-20 10/10/90
AP-1055B Asphalt Paver with Mobil-Trac System UC97-4 02/97
IRM Subject IRM No. Date
MISCELLANEOUS
Revision to PSK UC86-18 02/10/86
Service Meter Sale UC86-23 03/14/86
Track Bushing Allowable Wear Criteria UC86-31 06/03/86
Revised D11N Bushing Wear Chart UC86-42 12/11/86
Explaining Undercarriage Features and Benefits UC87-1 02/02/87
Stronger D10 Track Components UC87-4 03/13/87
Challenger 65 Undercarriage UC87-9 06/26/87
Mitsubishi Excavator Undercarriage UC87-16 08/28/87
Undercarriage-Related IRM Listing UC88-1 02/08/88
Bushing Wear Chart Selection and Nomenclature UC88-3 02/26/88
New Depth Gauge Probe Locations UC88-6 03/16/88
New Bushing and Seal Groupings UC88-20 10/10/88
Undercarriage-Related IRM Listing UC89-8 07/07/89
New Undercarriage Conversion Guide UC89-12 07/13/89
Improved Track Pin for D5H LGP/D5H Custom Skidder UC90-3 02/16/90
Competitive Machine Undercarriage Conversion Toll Free Hotline UC90-7 03/20/90
New Undercarriage Conversion Guide UC91-3 01/07/91
Undercarriage Related IRM Listing UC91-6 02/05/91
Mobil-Trac System Undercarriage for Challenger 75 and 65 UC91-11 07/16/91
Undercarriage Related IRM Listing UC92-4 02/07/92
Corrections to Undercarriage PSK PECP3003 UC93-17 12/93
Undercarriage Related IRM Listing UC94-1 01/94
Corrections to Undercarriage Parts Sales Kit - PECP3003 UC94-2 01/94
Undercarriage Related IRM Listing UC95-3 01/95
Undercarriage Related IRM Listing UC96-1 01/96
Corrections to Undercarriage Parts Sales Kit-2nd Edition, UC96-9 04/96
Media Number: PECP3003-01
Caterpillar Undercarriage Components Dimension Guide UC96-12 05/96
Mobil-Trac System Undercarriage for Challengers 65-85 UC96-15 06/96
Mobil-Trac System Undercarriage for Challengers 35-45-55 UC96-16 06/96
Caterpillar Track Group List UC96-30 12/96
Undercarriage Related IRM Listing UC97-1 01/97
Undercarriage Related IRM Listing UC98-1 01/98
Videos for Link Assembly Track Shop Servicing UC98-14 10/98
Undercarriage Related IRM Listing UC99-1 01/99
Undercarriage Related IRM Listing UC00-1 01/00
New Undercarriage Parts Sales Kit (PSK) 3rd Edition UC00-10 07/00
Wide Gauge Conversion Arrangement Now Available on Challenger UC00-13 10/00
Models 35/45/55
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