1939237 Pump Gp-Water Fits Caterpillar Models
1939237 Pump Gp-Water Fits Caterpillar Models
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One New Aftermarket Replacement Water Pump Group for Caterpillar (Cat) Construction Equipment
This water pump group (Pump Gp-Water) circulates coolant through the 3126B engine cooling system to maintain proper operating temperature and prevent overheating. It is a direct-fit replacement for Caterpillar equipment equipped with the 3126B engine across multiple machine families including motor graders, track-type tractors, dozers, and integrated tool carriers.
Serial Number Note: On the 135H Motor Grader (S/N BMA1-14293), this pump group applies; effective with S/N BMA14294-UP, this pump group was superseded by Cat part 352-2139. Verify your machine serial number before ordering.
Compatible Models
Caterpillar Motor Graders: 120H, 135H (S/N BMA1-14293)
Caterpillar Track-Type Tractors / Dozers: D5N, D6N
Caterpillar Track Loaders: 953C, 963C
Caterpillar Wheel Loaders: 938G II, 950G II, 962G II
Caterpillar Integrated Tool Carriers: IT38G II, IT62G II
Caterpillar Pipelayers: 561N
Caterpillar Engine: 3126B, C7
Replaces Part Number(s):
1939237, 193-9237
New aftermarket replacement part - not remanufactured, not used.



