1687212 Ring-Piston Top Fits Caterpillar Models

One New Aftermarket Replacement Top Piston Ring for Caterpillar (Cat) 3176C / C-10 Engines

This top compression piston ring (ring-piston top) is a direct aftermarket replacement for Caterpillar part number 1687212 (also formatted as 168-7212). It fits the 3176C and C-10 diesel engine families used across a wide range of Caterpillar construction, agricultural, and forestry equipment. The top ring seats in the uppermost ring groove of the piston and provides the primary compression seal between the piston and cylinder wall.

Specifications

• Outer Diameter: 125 mm
• Position: Top (compression) ring
• Engine Family: Caterpillar 3176C / C-10

Compatible Models

Caterpillar Motor Graders: 140H, 143H, 14H, 160H, 163H

Caterpillar Excavators: 345B, 345B II, 345B II MH, 345B L, W345B II

Caterpillar Wheel Loaders / Compactors: 814F, 815F, 816F, 966G II

Caterpillar Articulated Trucks: 725

Caterpillar Challenger Agricultural Tractors: 65E, 75D, 75E

Caterpillar Underground Loaders: R1600, R1600G, R1700G

Caterpillar Pipe Layers / Other: 480, 572R II, CPT372, D7R II, TK1051

Caterpillar Industrial Engines: 3176C, C-10

Replaces Part Number(s):

1687212, 168-7212

Aftermarket Interchange Numbers

109-5319, 1095319, 4P-1659, 4P1659, 133-7082, 1337082

New aftermarket replacement part - not remanufactured, not used.