Drivetrain Manual Transmissions and Components

Yukon Gear & Axle

Yukon Gear 63-65 Muncie M20/M21 M/T w/SynchroS Bearing Kit

$251.89

SKU: Y001 ZMBK117WS

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Description

This is a bearing kit for Muncie M20 and M21 manual transmissions from 1963-1965, specifically for 4-speed transmissions with synchros. It is designed for full rebuilds or standard maintenance to ensure smooth vehicle operation. Yukon Gear & Axle emphasizes quality parts, exceeding expectations through in-house engineering and rigorous testing.

Fitment

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Specifications

BrandYukon Gear & Axle
Part NumberY001 ZMBK117WS

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Built for enthusiasts. Every order is backed by our 30 day return window on eligible items. Unused and uninstalled products may be returned with approved RMA and no restocking fees when received in new condition. Orders placed through the MOTORMIA app with a complete build qualify for our Fitment Guarantee — free return shipping if the part doesn’t fit your exact setup. The guarantee covers fit only; installation must follow manufacturer instructions, and we recommend a qualified shop for parts marked Difficulty 4–5.

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