A New Cat® Optimized Suspension Seat is Now Available for Certain Off-Highway Trucks {7324}
- Off-Highway Truck/Tractor:
- 769D (S/N: BBB1-UP)
- Quarry Truck:
- 771D (S/N: BCA1-UP; 6JR1-UP; 6YS1-UP)
- 770 (S/N: BZZ1-UP)
- 772 (S/N: RLB1-UP)
- 773D (S/N: NBJ1-UP; BGL1-UP; 7CS1-UP)
- 773E (S/N: BDA1-UP; KEG1-UP; ASK1-UP)
- 773F (S/N: EED1-UP)
- 777C (S/N: 4XJ1-UP)
- 777D (S/N: DCB1-UP; AGC1-UP; FKR1-UP; 3PR1-UP)
- 777F (S/N: JRP1-UP; JXP1-UP)
- 785B (S/N: 6HK1-UP)
- 785C (S/N: APX1-UP; 5AZ1-UP)
- 785D (S/N: MSY1-UP)
- 789B (S/N: 7EK1-UP)
- 789C (S/N: 2BW1-UP)
- 793B (S/N: 1HL1-UP)
- 793D (S/N: FDB1-UP)
- 793F (S/N: SSP1-UP)
- 795F AC (S/N: ERM1-UP)
- 797B (S/N: JSM1-UP)
- 797F (S/N: LAJ1-UP)
- 775D (S/N: 6KR1-UP; 8AS1-UP)
- 775E (S/N: BEC1-UP)
- 775F (S/N: DLS1-UP)
The new Cat ® optimized suspension seats are designed with a shock optimized belt system. Also a new toggle link air suspension to deliver a more comfortable ride. An improved cushion, adjustable armrest, side bolsters on the seat and the back cushion help keep the operators seated position stable. The adjustable headrest, additional suspension seat rake angle, and the heated/ventilated air lumbar support provides additional comfort while reducing operator fatigue.
The new Cat ® optimized suspension seats are classified into standard, standard plus and premier. Some features of the Cat optimized suspension seats for the standard, standard plus and premier are listed in Table 1.
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| Seat features | Standard | Standard Plus | Premier |
| Pneumatic air adjustable seat | Applicable | Applicable | Applicable |
| Adjustable headrest | Applicable | Applicable | Applicable |
| Ergonomic mid back seat top | Applicable | Applicable | Applicable |
| Slip resistant fabric seat top | Applicable | Applicable | N/A |
| Adjustable three-point safety restraint | Applicable | Applicable | Applicable |
| Adjustable back and seat cushion angle | Applicable | Applicable | Applicable |
| Adjustable fore/aft positions | Applicable | Applicable | Applicable |
| Adjustable/foldable armrest | Applicable | Applicable | Applicable |
| Five ride firmness adjustments | Applicable | Applicable | Applicable |
| Toggle link air spring suspension system | Applicable | Applicable | Applicable |
| Manual adjustable lumbar support | Applicable | Applicable | N/A |
| Back and seat cushion heater | N/A | Applicable | Applicable |
| Back and seat cushion ventilation | N/A | N/A | Applicable |
| Pneumatic air adjustable lumbar support | N/A | N/A | Applicable |
| Premium leather headrest | N/A | N/A | Applicable |
| Slip resistant fabric with premium leather trim seat top | N/A | N/A | Applicable |
The new suspension seat group is adaptable to the machines listed above.
The sales model and the corresponding new and former suspension seat groups are listed in Table 2.
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A new riser is used to retrofit the new suspension seat group into existing cabs. The seat suspension group and the corresponding riser are listed in Table 3.
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| Suspension Seat Gp | Seat base support |
| 358-3840 | 363-3185 Support As |
| 358-3841 | 363-3185 Support As |
| 358-3842 | 363-3185 Support As |
| 358-3854 | 309-5353 Seat Base As |
| 358-3855 | 309-5353 Seat Base As |
| 358-3856 | 309-5353 Seat Base As |
| 362-1767 | 363-3187 Support As |
| 362-1768 | 363-3185 Support As |
| 362-1769 | 363-3185 Support As |
| 362-1770 | 363-3185 Support As |
| 362-3441 | 363-3187 Support As |
| 362-3442 | 363-3185 Support As |
| 362-3443 | 363-3185 Support As |
| 362-3530 | 363-3185 Support As |
| 375-2777 | 363-3185 Support As |
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