2008/12/08 Caterpillar

Off-Highway Truck:

785 (S/N: 8GB1-UP)

785B (S/N: 6HK1-UP)

785C (S/N: 1HW1-UP; 5AZ1-UP; APX1-UP)

785D (S/N: MSY1-UP)

789 (S/N: 9ZC1-UP)

789B (S/N: 7EK1-UP)

789C (S/N: 2BW1-UP)

793 (S/N: 3SJ1-UP)

793B (S/N: 1HL1-UP)

793C (S/N: CBR1-UP; 4AR1-UP; ATY1-UP; 4GZ1-UP)

793D (S/N: FDB1-UP)

Description of Change: The seal kits for the front suspension groups and the rear suspension groups have been updated. The updated seal kits now include seals that are made from a material that will better resist decomposition due to contact with water and heat.

Adaptable To: The updated seal kits are direct replacements for the former seal kits. The updated seal kits are available through the normal parts distribution system. One seal kit is required for each suspension group.

The updated seal kits are adaptable to the following machines:

• 8GB1-UP

• 6HK1-UP

• 1HW1-UP

• 5AZ1-UP

• APX1-1597

• MSY1-68

• 9ZC1-UP

• 7EK1-UP

• 2BW1-1448

• 3SJ1-UP

• 1HL1-UP

• CBR1-UP

• 4AR1-UP

• ATY1-UP

• 4GZ1-UP

• FDB1-958

• APX1598-UP

• MSY69-UP

• 2BW1449-UP

• FDB959-UP