PIN 1460593 - Caterpillar

Problem
The pivot shaft on certain 973 Track-Type Loaders may be wearing excessively at the journal of the larger pressed in bearing.
Affected Product
Model & Identification Number
Group 1
973*(86G1006-1086)
*Machines listed in Group 1 can only be reworked after a failure occurs.Group 2
973** (86G1087-1134, 86G1136-1179, 86G1181, 86G1182, 86G1185-1189, 86G1192, 86G1193, 86G1195, 86G1196, 86G1198-1202, 86G1204, 86G1207-1212, 86G1212, 86G1214-1218, 86G1223, 86G1229, 86G1231-1242, 86G1244-1248, 86G1251, 86G1253, 86G1257, 86G1258, 86G1260, 86G1263, 86G1273)
**Previously reworked machines in Group 2 (check SIMS) can only be reworked after a failure occurs. If a machine in Group II has not been reworked previously, it may be reworked either before or after a failure occurs.Parts Needed
Group 1
2 - 7P8370 Bearing2 - 7P8371 Bearing2 - 7P8376 Shaft Assembly2 - 3W7974 Plate2 - 3W7975 SealGroup 2
2 - 7P8370 Bearing2 - 7P8371 Bearing2 - 3W7975 Seal2 - 3W8434 Shaft Assembly2 - 8Y6262 PlateAction Required
Remove the existing pivot shaft and replace with the new pivot shaft assembly and related parts.
Service Claim Allowances
This is a 12-hour job.
Parts Disposition
Handle the parts in accordance with your Warranty Bulletin on warranty parts handling.