8E9646 Seal Assembly for Caterpillar Equipment

The 8E9646 Seal Assembly is a sealing component used on Caterpillar equipment, including Challenger machines, Caterpillar engine-machine applications, and track-type tractors. The part is listed for Caterpillar models and series 35, 45, 55, 3116, 3126, 3176C, 3306, 7A, 7S, and 7SU. This is a new aftermarket spare part manufactured by CTP (Costex Tractor Parts).

The part designation is Seal Assembly, and the Caterpillar equipment brand is identified for fitment purposes. The model references below are taken from the available application data and may represent machine, engine, or series identifiers.

Fitment

• Caterpillar 35
• Caterpillar 45
• Caterpillar 55
• Caterpillar 3116
• Caterpillar 3126
• Caterpillar 3176C
• Caterpillar 3306
• Caterpillar 7A
• Caterpillar 7S
• Caterpillar 7SU

The listed applications include Caterpillar Challenger equipment, Caterpillar engine-machine applications, and Caterpillar track-type tractor equipment. Compatibility should be confirmed by matching the equipment model and the required part number before installation.

Cross-reference numbers

The numbers 8E9646, 3T1461, 6Y1063, and 7G7363 are listed as interchangeable or cross-reference numbers for this seal assembly. The equipment manufacturer reference is 8E9646; the remaining numbers are additional identifiers associated with the same application data.

Specifications

The dimensions and weight above are the supplied product specifications for the seal assembly. No material, thread specification, installation position, or additional kit contents are specified in the available data.