1152972 Bearing, Rod Fits Caterpillar Models

One New Aftermarket Replacement Connecting Rod Bushing (Piston Pin Bushing) for Caterpillar (Cat) C11 and C12 Engines

This aftermarket replacement connecting rod bushing (piston pin end) fits Caterpillar C11 and C12 diesel engines used in a wide range of heavy construction equipment, including excavators, motor graders, articulated trucks, and wheel dozers. The bushing installs at the small (piston pin) end of the connecting rod and is a critical engine component for maintaining proper piston pin alignment and reducing friction during engine operation. Replaces Caterpillar OEM part number 1152972 (also formatted as 115-2972).

Compatible Models

Caterpillar Excavators: 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, 365B, 365B II, 365B L

Caterpillar Motor Graders: 14M, 16H, 16M

Caterpillar Wheel Tractor-Scrapers: 621H, 621K, 623H, 623K, 623K LRC, 627H, 627K, 627K LRC

Note: This bushing is used across multiple Caterpillar machine lines powered by the C11 and C12 engine families. Verify your engine model before ordering.

Replaces Part Number(s):

1152972, 115-2972

Aftermarket Interchange Numbers

PAI Industries 351512; CA1152972 (alternate catalog format)

New aftermarket replacement part - not remanufactured, not used.