Drivetrain› Manual Transmissions and Components
USA Standard (Yukon)
Manual Transmission Idler Gear
SKU: U018 ZMMUNWT297-10
Easy — 1–2 hours
Description
Fitment
Fitment Guaranteed
Don’t gamble
on fit.
Log your build in the MOTORMIA app and we’ll guarantee this part fits your exact setup — or your money back, return shipping covered.
Available on iOS & Android
Specifications
| Brand | USA Standard (Yukon) |
| Part Number | U018 ZMMUNWT297-10 |
Videos
General Motors 4 Speed Guide
Muncie M20 Wide Ratio 4 Speed Transmission Rebuild
Muncie Transmission Parts Explanations 1955 - 1982
Introducing... The Muncie 4 Speed! | Deeper Look #13
Muncie 4 Speed M20 M21 M22 Transmission Gaskets and Seals
Rebuilding a Muncie M20 Transmission 4 Speed Gearbox
Muncie 4 Speed with OEM Muncie Shifter
[How To] Rebuild a Muncie Transmission - ft. Muncie M21
1967 Muncie 4 speed transmission... Now this is stuff you don’t see much anymore don’t miss out.
4 speed Powershifting Muncie
Buy with Confidence
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.
View Full Return Policy