9T7731 Hydraulic Piston Assembly

The 9T7731 hydraulic piston assembly is a replacement piston assembly for equipment manufactured by Caterpillar. The part is used in Caterpillar engine and machine applications, Caterpillar forest products equipment, and Caterpillar track-type tractors. This is a new aftermarket spare part manufactured by CTP (Costex Tractor Parts).

The component is identified by SKU 9T7731 and is listed as a hydraulic piston assembly. The available application data includes Caterpillar equipment from several machine and engine series. Compatibility should be checked against the equipment model and the part number before installation.

Fitment

The part is listed for the following Caterpillar equipment and model designations:

• Caterpillar 3054 engine and machine applications
• Caterpillar 3306 engine and machine applications
• Caterpillar 554
• Caterpillar 6A
• Caterpillar 6S
• Caterpillar 6SU
• Caterpillar 6
• Caterpillar D6H track-type tractor
• Caterpillar D6H XL track-type tractor
• Caterpillar D6H XR track-type tractor

The listed equipment groups include Caterpillar engines and machines, Caterpillar forest products equipment, and Caterpillar track-type tractors. The model designations above are taken from the available application data for part 9T7731; no additional machine models are specified.

Cross-reference numbers

9T7731 and 9T-7731 are two written formats of the same listed part number. The Caterpillar reference identifies the equipment manufacturer’s number used for application and parts comparison; it does not identify the manufacturer of this replacement part.

Specifications

The available product data specifies the width and depth shown above. No other dimensional measurements, material specification, thread information, seal information, installation position, or additional kit contents are provided for this part.