CAP-PIN DRIVE 9U6758 - Caterpillar

The information supplied in this service letter may not be valid after the termination date of this program. Do not perform the work outlined in this Service Letter after the termination date without first contacting your Caterpillar product analyst.
This Program can only be administered after a failure occurs. The decision whether to apply the Program is made by the dealer. When reporting the repair, use "PS0976" as the Part Number and "7755" as the Group Number. Use "96" as the Warranty Claim Description Code and use "Z" as the SIMS Description Code.
Termination Date
August 31, 1997Problem
The 7V8449 Axle Shafts needs to be replaced on certain 988F Wheel Loaders, 834B and 836 Compactors. PI3905 directs the dealer to inspect the 7V8449 Axle Shafts. This program is to support subsequent damage caused by 7V8449 Axle Shaft failure.
Affected Product
Model & Identification Number
988F (8YG933-1010)
834B (92Z585-590)
836 (3RL61-76)
Parts Needed
The dealer may need to use the parts listed below, as required to make repairs.
2 - 4E1174 Shaft - Bevel4 - 8R2019 Gear - Differential2 - 8R2858 Spider8 - 8R3976 Pinion - Differential4 - 8R7929 Washer2 - 9U0113 Case Assembly - Differential8 - 9U0117 Bearing - Sleeve4 - 9U0118 Washer - Thrust2 - 9U0587 Gear - Bevel4 - 7V8449 Shaft - Axle8 - 1204871 Washer The dealer may also claim for additional continently damaged parts, but they must be explained on the service claim.
Action Required
Replace defective 7V8449 Shafts. Inspect for any subsequent damage and make repairs as needed.
Service Claim Allowances
The dealer may claim up to 50 hours for this repair.
Parts Disposition
Handle the parts in accordance with your Warranty Bulletin on warranty parts handling.