One New Aftermarket Replacement Hydraulic Cylinder Seal Kit for Caterpillar (Cat) Wheel Loaders, Crawler Dozers, and Integrated Tool Carriers

This hydraulic cylinder seal kit restores leak-free performance to steering and lift cylinder assemblies on Caterpillar (Cat) construction equipment. The kit contains all seals required to rebuild the cylinder, including rod seals, piston seals, wipers, and O-rings, with a bore diameter of 3.50 in and rod diameter of 1.75 in. Replaces Caterpillar OEM part numbers 7X-2762 (also cataloged as 8T-1388) and aftermarket cross-reference BD504103.

Specifications

• Bore Diameter: 3.50 in
• Rod Diameter: 1.75 in
• Total Unique Seal Parts: 7
• Application: Hydraulic cylinder (steering and lift)
• Weight: 0.21 lbs

Compatible Models

Caterpillar Wheel Loaders (Steering Cylinder): 936, 936E, 936F, G936, 950, 950B, 950E, 950F, 960F, 966D, IT28B

Note: 950G, 960G, and 962G steering fitment applies to serial numbers 4BS1-413, 3JW1-684, and 5FW1-784 only -- verify serial number before ordering.

Caterpillar Crawler Dozers (Lift and Steering Cylinders): D4E, D4H

Replaces Part Number(s):

7X-2762, 7X-2762-A, 7X2762, 7X2762-A, 8T-1388, 8T-1388-A, 8T1388, 8T1388-A, BD504103, BD504103-A, 1857018, 2401661, 8C3319

Aftermarket Interchange Numbers

1857018, 2401661, 8C3319

New aftermarket replacement part - not remanufactured, not used.