This is the Replacement Rear Bearing for the OS MAX .12CV-R Engine.|
The rear of the crankshaft rotates in this.
This ball bearing is thicker than a standard CV bearing and has
larger balls inside that are better able to handle the increased
One rear bearing
Removing the old bearing and installing the new one.
SPEC: Outer Diameter: 18.9mm
Inner Diameter: 10.1mm
The front bearing is OSMG3041.