2008/01/28 Caterpillar

Wheel Loader:

966GSeries II (S/N: AXJ1-UP; AXL1-UP; ANT1-UP; AWY1-UP; ANZ1-UP; AWZ1-UP)

966G (S/N: AAH1-UP; 3ZS1-UP; 9RS1-UP; 3PW1-UP; 3SW1-UP; 8XW1-UP)

966H (S/N: A6D1-UP; A6G1-UP; A6J1-UP)

972GSeries II (S/N: AXC1-UP; AXE1-UP; AXN1-UP; AWP1-UP; AXP1-UP; ANY1-UP)

972G (S/N: 7LS1-UP; AAW1-UP; 1EW1-UP; 4WW1-UP; 6AW1-UP; 9GW1-UP)

972H (S/N: A7D1-UP; A7G1-UP; A7J1-UP)

Description of Change: A new bearing assembly and a new universal joint group are now used on wheel loaders. The new components will provide improved durability of the drive train for the wheel loaders.

In the event of a failure of the old bearing assembly, the new bearing assembly and the new universal joint group must be replaced in order to gain the benefits of this design change.

Adaptable To: The following list identifies the component changes:

• The new 296-4301 Bearing Assembly has replaced the 233-8552 Bearing Assembly .

• The new 296-4297 Universal Joint Group has replaced the 125-8817 Universal Joint Group.

• 966G (S/N: AAH1-UP; 8XW1-UP; 3PW1-UP; 9RS1-UP; 3SW1-UP; 3ZS1-UP)

• 972G (S/N: AAW1-UP; 9GW1-UP; 1EW1-UP; 6AW1-UP; 4WW1-UP; 7LS1-UP)

• 966G Series II (S/N: ANT1-UP; ANZ1-UP; AWZ1-UP; AXL1-UP; AWY1-UP; AXJ1-UP)

• 972G Series II (S/N: ANY1-UP; AWP1-UP; AXE1-UP; AXP1-UP; AXC1-UP; AXN1-UP)

• 966H (S/N: A6D1-1346; A6G1-232; A6J1-851)

• 972H (S/N: A7D1-565; A7G1-779; A7J1-268)

• 966H (S/N: A6D1347-UP; A6G233-UP; A6J852-UP)

• 972H (S/N: A7D566-UP; A7G780-UP; A7J269-UP)

Illustration 1	g01448139
Location of new components in driveline (1) 296-4301 Bearing Assembly (2) Transmission (3) 296-4297 Universal Joint Group