8J8375 Piston Wear Ring for Caterpillar Equipment

The 8J8375 piston wear ring is a component for piston ring sets used in Caterpillar equipment. It is intended for installation on the listed Caterpillar wheel-type loaders, excavator, and load, haul, dump machines. This is a new aftermarket spare part manufactured by CTP (Costex Tractor Parts).

The part is identified by SKU 8J8375 and is listed for use with equipment manufactured by Caterpillar. Fitment is limited to the machine models and series specified below; the equipment model should be checked before ordering or installation.

Fitment

• Wheel-type loaders: Caterpillar 966D, 966E, 966F, 966F II, 966G, 966G II, 970F, and 972G.
• Excavator: Caterpillar 225.
• Load, haul, dump machines: Caterpillar R1300, R1300G, and R1300G II.

The fitment list includes three Caterpillar equipment groups: wheel-type loaders, the 225 excavator, and R1300-series load, haul, dump machines. The model designations are retained as supplied, including the series suffixes II and the G and G II configurations.

Cross-reference numbers

• 8J-8375
• 8J8375

Part numbers 8J-8375 and 8J8375 refer to the same listed piston wear ring identification, with and without the hyphen. The SKU for this item is 8J8375.

Specifications

The dimensional data identifies the ring width, inner diameter, and outer diameter in inches. The stated tolerances apply to the width and inner diameter as provided. The separate length, width, depth, and weight values are listed in metric and imperial units respectively and are included as the supplied product specifications.

Before fitting, compare the part number and the measured installation dimensions with the existing component and the machine documentation for the applicable Caterpillar model. This description does not add fitment for models outside the listed 966, 970, 972, 225, and R1300 equipment designations.