Drivetrain› Differentials and Rear-End Components
63 Motorsports Inc.
Differential Lock Assembly
SKU: 48.309.185wk
Moderate — 2–4 hours
Description
The internal gears are made from high-strength 9310 alloy steel, and the diff bodies are machined from case-hardened steel billet.
Fitment
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Available on iOS & Android
Specifications
| Brand | 63 Motorsports Inc. |
| Part Number | 48.309.185wk |
| Category | Drivetrain |
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.
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