Our Porterfield racing shoes are high temperature bonded then arced to drum specifications
and finally copper riveted to the brake core to ensure the strongest possible material adhesion.
Porterfield racing shoes will withstand the most rigorous racing conditions with consistent and powerful stopping performance.

PORTERFIELD CARBON KEVLAR BRAKE SHOES

R-4 Full Race – Our R-4 racing brake shoes are high-temperature bonded, then arched to drum specifications and finally copper riveted to the brake shoe core to ensure the strongest material adhesion. These brake shoes will withstand the most rigorous racing conditions with consistent and powerful stopping performance.

For rare vintage and other odd applications customer may be required to furnish brake shoe cores. We are able to reline virtually any type of brake shoe. When ordering please specify a drum diameter for arching purpose.

 R-4 Woven Kevlar
Porterfields Woven Kevlar is high friction woven
composite material designed for use in mechanically
actuated drum brake systems. It has
very high friction at ambient and low temperatures
for good initial bite and may be bonded
to aluminum or steel brake shoe cores. Trusted
by top car mechanics to stop the most valuable
of vintage vehicles safely, without any unnecessary
drum wear. This material is widely used
in vintage racing and vintage touring events on
vehicles with mechanical drum brakes.

 RD-4 compound

The RD-4 brake shoe material is our new addition to our line of high performance brake shoelinings. This material incorporates the latest in
brake shoe material research and development
and is suitable for all types of racing. Improved
touring and vintage race cars with hydraulic drum
brake will benefit from an extremely high friction
level giving the most powerful stopping ability
available. The new RD-4 race shoe brake material
with out a doubt raises the standard for competition
shoe linings.