Drivetrain› Differentials and Rear-End Components
USA Standard (Yukon)
Rear Axle Kit Fits GM 8.5 Diff 30 Spline 5 Lug 30-7/16 Long
SKU: U018 ZA K630116
Easy — 1–2 hours
Description
Fitment
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Specifications
| Brand | USA Standard (Yukon) |
| Part Number | U018 ZA K630116 |
Videos
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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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