2128177 Water Pump Fits Caterpillar Models

One New Aftermarket Replacement Water Pump for Caterpillar (Cat) Large Diesel Engines and Heavy Equipment

This aftermarket replacement water pump fits Caterpillar (Cat) 3500-series large diesel engines used across a wide range of Cat off-highway trucks, wheel loaders, tractors, power modules, and generator sets. The pump circulates coolant through the engine cooling system to maintain proper operating temperatures under heavy-duty working conditions.

Compatible Models

Caterpillar Engines: 3508B, 3512, 3512B, 3512C, 3516, 3516B, 3516C, 3516C HD, G3508, G3508J, G3512, G3512E, G3512H, G3516, G3516B, G3532

Caterpillar Off-Highway Trucks: 777D, 785, 785B, 785C, 785D, 789, 789B, 789C, 789D, 793, 793B, 793C, MT4400D AC

Caterpillar Wheel Loaders: 994, 994D, 994F, 994H

Caterpillar Tractors: 784B, 784C

Caterpillar Power Modules: PM3512, PM3516, XQC1200, XQC1600

Caterpillar Power Package: PP3516

Caterpillar Mounted Pumpers: SPF343, SPF343C, SPS343, SPT343

Caterpillar Generator Sets (SR Series): SR4, SR4B, SR4BHV

Caterpillar Petroleum Transmissions: TH48-E80, TH55-E70

Replaces Part Number(s):

2128177, 212-8177

Aftermarket Interchange Numbers

416-0610, 4160610, 375-3658, 3753658, 2W-9729, 2W9729, 10R-1669, 10R1669, CA2128177, CA212-8177

New aftermarket replacement part - not remanufactured, not used.