8F7559 Ring for Caterpillar

The 8F7559 ring is a transmission seal ring used in Caterpillar equipment, including construction machines, engines, tractors, trucks and other heavy equipment listed below. This is a new aftermarket spare part manufactured by CTP (Costex Tractor Parts).

Fitment

The ring is listed for the following Caterpillar equipment models and series:

• Backhoe loader: 446, 446B, 446D
• Compact wheel loader: 910E
• Industrial engine: D342, D342C
• Integrated toolcarrier: IT12B, IT18F, IT24F
• Marine engine: D337, D342
• Motor grader: 12E, 16
• Pipelayer: 561B, 583H, 583K
• Telehandler: RT100, RT50
• Track loader: 977H
• Track-type tractor: D10, D8H, D8K, D9H
• Tractor: 772
• Truck: 769, 773, 777
• Vehicular engine: D348
• Wheel dozer: 824, 824B, 834
• Wheel loader: 918F, 924F, 980, 988, 992
• Wheel scraper: 657, 657B
• Wheel tractor: 621, 641B, 650B, 651, 657, 657B, 666

Specifications

The listed applications cover several Caterpillar equipment groups. The same 8F7559 ring is specified for backhoe loaders, compact wheel loaders, integrated toolcarriers, motor graders, pipelayers, telehandlers, track loaders, track-type tractors, wheel dozers, wheel loaders, wheel scrapers and wheel tractors, as well as industrial, marine and vehicular engines, tractors and trucks.

When checking compatibility, compare the equipment model and series designation with the fitment list above. The available product data identifies the part by SKU 8F7559 and provides the listed dimensions and weight; no additional material, thread or kit-content specifications are provided.