An Improved Case And Frame Support Is Now Used On Certain D6 Track-Type Tractors {7051} Caterpillar

Track-Type Tractor

D6R Series III (S/N: GJB1-UP; WCB1-UP; HDC1-UP; RFC1-UP; TBC1-UP; HCD1-UP; HKE1-UP; WRG1-UP; MTJ1-UP; DMK1-UP; JEK1-UP; EXL1-UP; JDL1-UP; DLM1-UP; LFM1-UP; LGP1-UP; DPS1-UP; GMT1-UP; MRT1-UP; EXW1-UP)

D6T (S/N: CR31-105; CG81-102; SGA1-99; JHB1-UP; KSB1-UP; ZEB1-UP; ZJB1-UP; JZC1-UP; SMC1-UP; DTD1-UP; JWD1-UP; LBD1-UP; RAD1-802; LAE1-UP; STE1-108; DJG1-UP; WCG1-UP; WFH1-UP; EJJ1-UP; LKJ1-UP; SLJ1-UP; GMK1-UP; RRK1-UP; SNK1-UP; KJL1-UP; MEL1-133; SKL1-UP; TSM1-UP; WLM1-UP; WRN1-503; KMR1-474; PLR1-UP; WES1-361; GCT1-UP; SGT1-204; JRW1-UP; RCW1-UP; RLW1-UP; LAY1-UP; TMY1-319; HTZ1-492; PEZ1-UP)

Description Of Change: An improved support is now used in the case and frame on certain D6 Track-Type Tractors. The material and heat treatment characteristics of 224-2674 Support have changed. These changes increase the service life of the equalizer bar center pin bore.

Adaptable To: The following change is adaptable to the products within the listed serial numbers, and are effective with all products after the listed serial numbers.

Illustration 1	g06124178
(1) Equalizer bar center pin bore

Illustration 2	g06124181
(2) 224-2674 Support