1437319 Race Roller Fits Caterpillar Models
1437319 Race Roller Fits Caterpillar Models
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One New Aftermarket Replacement Race Roller Bearing for Caterpillar (Cat) Excavators, Wheel Loaders, and Wheel Dozers
This aftermarket replacement race roller bearing (OEM part number 1437319, also formatted as 143-7319) is a drivetrain and powertrain bearing used across a wide range of Caterpillar (Cat) heavy construction equipment, including large excavators, wheel loaders, and wheel dozers. Race roller bearings serve as precision bearing races that support rotating shafts and gear assemblies, helping maintain alignment and reduce friction under heavy load conditions.
Compatible Models
Caterpillar Excavators: 330C, 330D L, 330D MH, 345B II, 345B II MH, 345C, 345C L, 345C MH, 345D, 345D L, 345D L VG, 349D, 349D L, 349E, 349E L, 349E L HVG, 349E L VG, 349F L, 374D L, 374F L
Caterpillar Mobile Hydraulic Power Units: 345C L, 349E L HVG
Caterpillar Wheel Dozers: 834G, 834H
Caterpillar Wheel Loaders: 988G, 988H, 988K, 992K, 993K, 994H
Replaces Part Number(s):
1437319, 143-7319
New aftermarket replacement part - not remanufactured, not used.
