Mohawk Gallery Gremlins Wiki FANDOM powered by Wikia 7X2762 KIT HYD CYLINDER SEAL 8T1388 1857018 2401661 8C3319 !!!FREE SHIPPING!. One New Aftermarket Replacement Hydraulic Cylinder Seal Kit for Caterpillar (Cat) Equipment This hydraulic cylinder seal kit replaces Caterpillar (Cat) OEM part number 7X 2762 and is designed to contain fluid and prevent leakage within the hydraulic cylinder assembly. It is used in lift and steering cylinder applications on Caterpillar wheel loaders, integrated tool carriers, and crawler dozers. The kit includes 7 unique seal components sized for a 1 3 4 in. rod diameter and 3 1 2 in. bore diameter cylinder. Specifications Rod Diameter: 1. 75 in. Bore Diameter: 3. 50 in. Total Parts Included: 7 Application: Hydraulic cylinder (lift and steering) Weight: 0. 21 lbs. Machine Types: Crawler Dozer, Integrated Tool Carrier, Wheel Loader Compatible Models Caterpillar Wheel Loaders: 936, 950 Caterpillar Integrated Tool Carriers: IT28B Caterpillar Crawler Dozers: D4E 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 New aftermarket replacement part not remanufactured, not used.