GM 10 Bolt Bolt on Rear Disc Brake Conversion Kit 55-57 Bel Air Tri Five (Silver Caliper with E-brake)

Upgrade the braking performance and reliability of your 1955–1957 Tri-Five Chevy with this complete rear disc brake conversion kit designed specifically for GM 10-bolt rear ends. Perfect for classic car owners and performance builders, this bolt-on kit features zinc-coated drilled and slotted rotors for enhanced stopping power, improved heat dissipation, and corrosion resistance—delivering modern braking performance while maintaining classic style.

Engineered for versatility, the rotors support three popular bolt patterns: 5x4.5", 5x4.75", and 5x5", allowing flexible wheel fitment options. The black powder-coated caliper brackets offer long-lasting durability and a clean, professional finish. This kit also includes silver zinc-coated GM-style single-piston e-brake calipers with integrated parking brake functionality, giving you the convenience of an e-brake without sacrificing stopping power or ease of installation.

Designed for a true bolt-on experience, this kit includes stainless steel brake lines and a complete hardware set, eliminating the need for custom fabrication or trips to the parts store. It’s a great solution for DIY builders and shops alike.

Key Features & Benefits

• Zinc‑coated, drilled & slotted 11″ rotors: Enhance heat dissipation, reduce weight, and resist corrosion for dependable braking under load.
  
  
• Supports multiple bolt patterns: 5×4.5″, 5×4.75″ & 5×5″ wheel fitment for versatile application.
  
  
• Black powder‑coated bolt‑on caliper brackets: Rugged style that requires no welding.
  
  
• Silver zinc-coated GM metric single‑piston e-brake calipers including parking brake actuator: Smooth operation and reliable emergency braking.
  
  
• Stainless steel brake lines: Long-lasting and leak-resistant for enhanced durability.
  
  
• Complete hardware kit: Bolts, brackets, cables—all included for a hassle-free installation.
  
  

Vehicle Fitment

Optimized for 1955–1957 Tri‑Five Chevrolets (Bel Air, 210, 150) with a GM 10‑bolt rear axle.

Also suitable for other mid‑’60s to early ’70s GM vehicle axle applications using 10‑bolt rear housings, where flange specifications and wheel bolt patterns match.

Axle Compatibility Requirements

Ensure your axle housing has:

• Top bolt spacing: ~3⅛″ center-to-center
  
  
• Bottom bolt spacing: ~2 11/16″ center-to-center
  
  
• Vertical bolt separation: ~2 7/16″
  
  

***Requires 15″ or larger wheels to clear the rotors and calipers.***