Detroit Speed

Detroit Speed Leaf Spring C-Notch Bracket Kit

Compatible with 1973-1987 Chevrolet C10 and GMC C15

Part # 040115DS Be the first to write a review
In Stock
Free Shipping
Your Price
Suggested Retail
Add to Wish List
Create a new list
The Detroit Speed leaf spring frame notch bracket kit is designed to give you rear axle to frame rail clearance when dropping the ride height of your 1973-1987 GM C10 Square Body truck. The frame notch brackets are manufactured from high-quality 3/16" thick steel and powder coated black for strength and durability. All mounting hardware and bump stops are included.


  • 100% bolt-on for a quick and easy installation
  • Allows proper axle to frame rail clearance when lowering your ride height
  • 3/16" thick steel, powder coated black for strength and durability
  • Includes bump stops and a steel C-notch template
  • All hardware included
Brand Detroit Speed
Emission Code6
Product TypeRear Suspension
Part Number040115DS

Vehicle emissions regulations are not applicable to this item.

This kit is required when installing the Detroit Speed Flip Kit (P/N: 040116). This C-Notch is designed to work with the Speed Kits ONLY and will NOT fit with a QUADRALink kit.

    Your Review

    *Free Shipping & Handling only offered to the contiguous US on orders over $100, excludes clearance parts and oversized packages.

    Some parts are not legal for use in California or other states with similar regulations.