2175200 Housing Fits Caterpillar Models

One New Aftermarket Replacement Water Temperature Regulator Housing for Caterpillar (Cat) C9-Powered Equipment

This aftermarket replacement water temperature regulator housing (Housing AS) fits the Caterpillar C9 engine as installed across a wide range of Cat excavators, track-type tractors, track loaders, feller bunchers, and industrial engines. The housing mounts in the engine cooling system and provides the sealed cavity for the water temperature regulator (thermostat), helping maintain proper coolant flow and engine operating temperature.

Specifications

• Weight: approximately 3 lbs.
• Application: Caterpillar C9 / C-9 engine cooling system
• Part Type: Water Temperature Regulator Housing Assembly

Compatible Models

Caterpillar Excavators: 330C, 330C FM, 330C L, 330C MH, 330D, 330D FM, 330D L, 330D LN, 330D MH, 336D, 336D L, 336D LN, 336D2, 336D2 L, 340D L, 340D2 L, M330D

Caterpillar Track Feller Bunchers: 2290, 2390, 2391, 2491, 2590, 511, 521, 521B, 522, 522B, 532, 541, 541 2, 551, 552, 552 2, TK711, TK721, TK722, TK732, TK741, TK751, TK752

Caterpillar Track Loaders: 973C, 973D

Caterpillar Track-Type Tractors: D6R, D6R II, D6R III, D6R STD, D6T, D7R XR

Caterpillar Engines / Power Units: C9, C-9 Industrial Engine, C9 Generator Set, C9 Truck Engine, C9 Petroleum Engine, CX31-C9I Petroleum Transmission, TH31-E61, Mobile Hydraulic Power Unit 330C, 330D, 330D L, 336D L, Challenger MTC735

Replaces Part Number(s):

2175200, 217-5200, CA2175200

Aftermarket Interchange Numbers

2175199, 217-5199, 2159541

New aftermarket replacement part - not remanufactured, not used.