1282958 Connecting Rod Bushing

The 1282958 connecting rod bushing is an engine bearing component for Caterpillar equipment. It is used in Caterpillar engines installed in excavators, engine-machine applications, and industrial engines. This is a new aftermarket spare part manufactured by CTP (Costex Tractor Parts).

The bushing is specified for crank applications with a 33 mm diameter. Its listed inner diameter is 30.032 mm after assembly. The component is identified for use with the Caterpillar engine and machine models listed below.

Fitment

• Caterpillar 3044C engine
• Caterpillar 3046 engine
• Caterpillar C3.4 engine
• Caterpillar 315C excavator
• Caterpillar 317B L excavator
• Caterpillar 317B LN excavator
• Caterpillar 318B excavator
• Caterpillar 318B N excavator

The supplied fitment data identifies the part for Caterpillar 3044C, 3046, and C3.4 engines, as well as Caterpillar 315C, 317B L, 317B LN, 318B, and 318B N excavator models. Model and engine identification should be checked against the machine configuration before installation.

Cross-reference numbers

• 1282958
• 128-2958

Numbers 1282958 and 128-2958 represent the same bushing identification in compact and hyphenated formats. The available product data does not specify additional supplier numbers or a separate replacement number.

Specifications

The inner diameter specification applies after assembly. The stated crank diameter and assembled inner diameter are provided for dimensional identification of the connecting rod bushing. Length, width, depth, and weight are listed as supplied product specifications; the available data does not define whether these measurements refer to the installed component or its supplied form.