1B4102 Ball Bearing for Caterpillar Equipment

1B4102 is a ball bearing used in equipment manufactured by Caterpillar. The part is identified for Caterpillar tracked bulldozers and track loaders listed below. This is a new aftermarket spare part manufactured by CTP (Costex Tractor Parts).

The supplied fitment information identifies the bearing by Caterpillar equipment model and machine type. The model designations are retained as provided, including letter suffixes and the “SR” designation where applicable.

Fitment

The 1B4102 ball bearing is listed for the following Caterpillar tracked bulldozer models:

• Caterpillar 55 tracked bulldozer
• Caterpillar 140 tracked bulldozer
• Caterpillar 143 tracked bulldozer
• Caterpillar 4 tracked bulldozer
• Caterpillar 4A tracked bulldozer
• Caterpillar 57 tracked bulldozer
• Caterpillar 58 tracked bulldozer
• Caterpillar D4D tracked bulldozer
• Caterpillar D4E tracked bulldozer
• Caterpillar D4E SR tracked bulldozer

The 1B4102 ball bearing is also listed for the following Caterpillar track loader models:

• Caterpillar 941 track loader
• Caterpillar 941B track loader
• Caterpillar 951B track loader
• Caterpillar 951C track loader
• Caterpillar 955C track loader
• Caterpillar 955H track loader
• Caterpillar 955K track loader
• Caterpillar 955L track loader

Fitment should be checked against the exact machine model and configuration before installation. The available product data specifies the compatible model series but does not identify a separate installation position or assembly location on each machine.

Cross-reference numbers

• 1B4102 — Caterpillar equipment reference number
• 1B-4102 — number format used for the same part reference
• 1B4102 — CTP part number

The product data identifies 1B4102 as the equipment manufacturer reference and the corresponding CTP part number. No additional supplier numbers are provided for this bearing.

Specifications

The listed dimensions are length, width, and depth as supplied in the product data. Bearing bore diameter, outside diameter, bearing width, clearance, seal configuration, material, and included components are not specified.