The idler that everyone needs because it engages the mainshaft reverse gear to make the vehicle back up. The Muncie being a non synchronized reverse, causes these gears suffer quite a bit from "grinding" togehter when placed into reverse before they quit spinning. This is the rear idler in the tranmission with the bushing already installed and ready to use. When you want the best, get it from the best, RiversideGear! Questions? TOLL FREE
877-614-GEAR
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