8B8255 Oil Seal for Caterpillar Equipment

The 8B8255 is an oil seal used in Caterpillar excavators, marine engines, pipelayers, track-type tractors, wheel loaders, wheel scrapers and wheel tractors. This is a new aftermarket spare part manufactured by CTP (Costex Tractor Parts).

Fitment is determined by the equipment model and series listed below. The part number identifying this oil seal is 8B8255.

Fitment

• Equipment brand: Caterpillar
• Excavators: 245D, 375
• Marine engines: D326F, D337, D342, D342C
• Pipelayers: 578, 583R, 587R, 589R
• Track-type tractors: D8L, D8N, D8R, D8R II, D9L, D9N
• Wheel loader: 988G
• Wheel scrapers: 623E, 623F, 627E, 657B, 657E
• Wheel tractors: 621B, 621E, 621F, 621G, 623G, 627E, 627F, 627G, 631D, 631E, 631G, 633E II, 637D, 637E, 637G, 651B, 651E, 657E, 657G

The listed applications cover several Caterpillar equipment categories. The excavator fitment includes the 245D and 375 models. The marine engine applications include the D326F, D337, D342 and D342C designations. Pipelayer applications include the 578, 583R, 587R and 589R models.

For Caterpillar track-type tractors, the listed applications are D8L, D8N, D8R, D8R II, D9L and D9N. The oil seal is also listed for the 988G wheel loader, 623E, 623F, 627E, 657B and 657E wheel scrapers, and the specified 621, 623, 627, 631, 633, 637, 651 and 657 wheel tractor models.

Specifications

The dimensions and weight above are the listed product measurements. The source data does not specify the sealing material, shaft diameter, housing diameter, lip design, installation position or included components. These parameters are therefore not assigned to the 8B8255 oil seal in this description.