1730148 Pin-Piston Fits Caterpillar Models

One New Aftermarket Replacement Piston Pin for Caterpillar (Cat) 3408E and 3412E Engines

This piston pin connects the piston to the connecting rod in Caterpillar 3408E and 3412E diesel engines, transferring combustion forces through the engine's reciprocating assembly. The 3400-series engines are large-displacement V8 and V12 powerplants used across a wide range of Cat heavy construction, industrial, off-highway truck, and marine equipment. Used in conjunction with piston pin retainer 7E5665 and compatible piston assemblies 1928809 and 1922209.

Compatible Engines

Caterpillar 3400-Series: 3408E, 3412E

Compatible Equipment (3408E / 3412E powered)

Caterpillar Off-Highway Trucks: 769C, 769D, 771C, 771D, 772B, 773B, 773D, 773E, 775B, 775D, 775E

Caterpillar Wheel Loaders: 988B, 988F, 988F II, 990, 990 II, 992C, 992D

Caterpillar Track-Type Tractors: D8L, D9L, D9N, D9R, D10N, D10R

Caterpillar Wheel Tractor-Scrapers: 631D, 631E, 631G, 633D, 633E II, 637D, 637E, 637G, 639D, 651B, 651E, 657E

Caterpillar Motor Graders / Wheel Dozers / Other: 24H, 834B, 836, 844, 5110B, AD45, AE40 II, PM-565, PM-565B

Related Part Numbers

Piston Pin Retainer (3400 Series): 7E5665
Compatible Piston Assemblies: 1928809, 1922209

Replaces Part Number(s):

1730148

New aftermarket replacement part - not remanufactured, not used.