M22 Front Idler Gear
Description
This front idler gear is specifically engineered for the Muncie M22 “Rock Crusher” 4-speed manual transmission. Designed with a robust straight-cut gear profile and precision spline engagement, it ensures smooth power transfer and reliable shifting. Ideal for restoring classic GM muscle cars from 1963–1974 or enhancing drivetrain durability under high-load conditions.
Specification
Gear Type: Straight-Cut Gear
Tooth Count: 18/27 Teeth
Material: Carburized alloy steel (SCM415, SAE 8620)
Heat Treatment: Carburized and quenched
Surface Hardness: HRC 60–62
-
Model:WT297-10B