Wilwood 140-18158 Forged Dynalite Rear Brake Kit for 1971-1991 GM Full-Size SUVs

Upgrade the rear braking performance of your classic GM full-size SUV with the Wilwood 140-18158 Forged Dynalite Rear Brake Kit. Designed for 1971-1991 GM full-size SUV applications, this complete disc brake conversion kit replaces the original rear disc/drum setup with a lightweight aluminum four-piston caliper and a slotted iron rotor for responsive, consistent stopping performance. The kit is engineered for enthusiasts seeking improved brake control, dependable heat management, and a clean, performance-oriented installation.
The Wilwood Forged Dynalite caliper is constructed from aluminum to help reduce unsprung weight while providing durable braking performance. Its black powder-coated finish offers corrosion resistance and a clean appearance behind the wheel. The included rear rotor features a slotted surface that helps maintain pad contact and promote consistent braking during repeated use. Together, the caliper and rotor combination delivers improved pedal response and reliable performance for street-driven and performance-oriented vehicles.
Wilwood part number 140-18158 is designed specifically for compatible 1971-1991 GM full-size SUV applications, including classic Blazer models. Verify vehicle configuration, wheel clearance, axle setup, and other application requirements before ordering. This kit is supplied as a rear brake system package and is not air restricted or designated for truck freight, making it suitable for standard shipping considerations. Professional installation and proper brake system bleeding are recommended to ensure safe operation and optimal performance.

Features:

• Brand: Wilwood

• Part Number: 140-18158

• Application: Rear brake system for compatible 1971-1991 GM full-size SUVs

• Caliper Type: Forged Dynalite four-piston caliper

• Rotor Type: Slotted iron rear rotor

• Caliper Material: Lightweight aluminum

• Finish: Black powder coat

• Kit Type: Rear disc brake conversion kit

• Vehicle Compatibility: GM full-size SUV and Blazer applications from 1971-1991

• Shipping Classification: Not air restricted and not truck freight only