8T1177 Engine Bearing

Engine bearing for Caterpillar track-type tractors, pipelayers, track-type skidders and track-type loaders. This is a new aftermarket engine bearing manufactured by CTP (Costex Tractor Parts).

Fitment

The bearing is used in the following Caterpillar equipment models and series:

• Track-type tractors: D8 GC, D8GC, 4P, 4S, 5, 54, 55, 56, 56H, 57, 57H, 5A, 5P, 5S, 6, 6A, 6S, 6SU, 7, 7A, 7S, 7S LGP, 7SU, D4H, D4H III, D4H XL, D5, D5C III, D5H, D5H XL, D6E, D6E SR, D6F SR, D6G, D6G SR, D6G2 XL, D6G, D6, D6H II, D6H XL, D6H XR, D6R, D6R STD, D6R XL, D7G, D7G2, D7H, 4, 4A, 7U, 8, 8A, 8SU, 8U, D3C III, D4C III, D4E SR, D7R, D7R LGP, D7R XR, D8N and D8R.
• Pipelayers: 561H and 561M.
• Track-type skidders: 4P, 517, 527, 54H, D4HTSK II, D4HTSK III and D5HTSK II.
• Track-type loaders: 933C, 939C, 943, 953, 953B, 963, 963B and 973.

Cross-reference numbers

• Caterpillar equipment manufacturer part number: 8T-1177.
• Part number format without the hyphen: 8T1177.

Specifications