2S5301 Ring for Caterpillar Equipment

The 2S5301 is a transmission seal ring for Caterpillar equipment, including Caterpillar engines, generator sets, generators, and industrial engines. This is a new aftermarket spare part manufactured by CTP (Costex Tractor Parts).

The part is identified for use with the Caterpillar 3304, 3306, 3306B, 3406, 3406C, and SR4 equipment series. The available application data identifies the equipment manufacturer and model families but does not specify a particular installation position or transmission assembly.

Fitment

• Caterpillar 3304 engine and machine applications
• Caterpillar 3306 engine and machine applications
• Caterpillar 3306B engine and machine applications
• Caterpillar 3406 engine and machine applications
• Caterpillar 3406C engine and machine applications
• Caterpillar SR4 generator applications
• Caterpillar engine-generator set applications
• Caterpillar generator applications
• Caterpillar industrial engine applications

Fitment should be confirmed by comparing the part number with the identification data of the equipment or assembly being serviced. The listed model families cover several Caterpillar engine, generator, and industrial applications; the source data does not provide production years, serial-number ranges, or a complete machine model breakdown.

Cross-reference numbers

The number 2S5301 is used as the product SKU and CTP part number. The Caterpillar number is also written in the hyphenated format 2S-5301. These number formats identify the same referenced ring for catalog and parts-matching purposes.

Specifications

The available dimensional data is recorded as length, width, and depth for the listed product. The source information does not provide the ring’s internal diameter, external diameter, cross-section, material, hardness, thread specification, or installation quantity. No additional components or installation hardware are specified as included with the part.