Free shipping for orders over $100.00 (US Domestic 48 states)

We ensure secure payment

100% Money Back
You have 30 days to Return

Lightweight Center Differential Cap

Upgrade your center differential with this lightweight diff cap. Made from 7075 T6 aluminum and precision-machined for reduced weight, it lowers rotational inertia to boost acceleration, giving stock racers a competitive edge.

Key Features and Specifications:

  • Weighing in at just 2.924g, this cap is 42.18% lighter than the standard kit part
  • Improved acceleration
  • Better braking response 
  • Lighten your vehicle while lowering its center of gravity
  • Premium black anodized finish
  • Laser-etched logos

Includes:

  • 1 Center Diff Cap

Replaces: 

  • RC10B74 Differential Cap, center, #92146

Fits:

  • B84
  • B84D
  • B74
  • B74.1
  • B74.1D
  • B74.2
  • B74.2D

DISCLAIMER: All trademarks, product names, and company names or logos mentioned are the property of their respective owners. The use of these trademarks, names, or logos is for identification and compatibility purposes only and does not imply any affiliation or endorsement by the trademark holders.

R1WURKS (B84 Series) Lightweight Center Differential Cap

SKU: 900235
Regular price $12.99
Unit price
per 

Lightweight Center Differential Cap

Upgrade your center differential with this lightweight diff cap. Made from 7075 T6 aluminum and precision-machined for reduced weight, it lowers rotational inertia to boost acceleration, giving stock racers a competitive edge.

Key Features and Specifications:

  • Weighing in at just 2.924g, this cap is 42.18% lighter than the standard kit part
  • Improved acceleration
  • Better braking response 
  • Lighten your vehicle while lowering its center of gravity
  • Premium black anodized finish
  • Laser-etched logos

Includes:

  • 1 Center Diff Cap

Replaces: 

  • RC10B74 Differential Cap, center, #92146

Fits:

  • B84
  • B84D
  • B74
  • B74.1
  • B74.1D
  • B74.2
  • B74.2D

DISCLAIMER: All trademarks, product names, and company names or logos mentioned are the property of their respective owners. The use of these trademarks, names, or logos is for identification and compatibility purposes only and does not imply any affiliation or endorsement by the trademark holders.

Net Orders Checkout

Item Price Qty Total
Subtotal $0.00
Shipping
Total

Shipping Address

Shipping Methods