AP Racing by Essex Radical COMP Brake Kit - Rear CP9451/340mm (2022+ WRX)

FEATURES

• Retains OEM parking brake functionality
• Features AP Racing CP9451 Radi-CAL four piston calipers
• 340x28mm 60 vane heavy duty AP Racing discs
• Every component designed to resist the heat of extended track sessions
• Pistons sized properly to allow for seamless integration with OEM master cylinder and ABS system
• Designed to work with our front AP Racing By Essex Competition BBKs (CP9660 or CP9668)

ADVANTAGES OVER OEM BRAKE SYSTEM

• AP Racing Radi-CAL calipers are the stiffest, lightest, and most technologically advanced calipers available at any price
• Calipers use a commonly available brake pad shape
• Ventilated, domed back, stainless steel pistons keep heat out of the brake fluid and provide an ultra-firm pedal
• Mitigation of pad knockback via anti-knockback springs behind the caliper pistons
• Anodized caliper finish that is resistant to wear and deterioration at elevated temperatures
• Stainless steel caliper hardware for a long caliper service life under frequent pad change conditions
• High temperature, low drag seals that will hold up to track temps= less rebuilding and longer service life
• No dust boots to burn up
• Simple pad change with one bolt, no caliper removal required
• Lifetime professional caliper rebuilding support by Essex (at a fee)- pull off your calipers, send them to us, we clean, inspect, and rebuild them
• Available disc burnishing service ensures that your kit arrives ready to be installed and driven hard immediately
• Championship-winning 60 vane fully floating AP Racing J Hook discs
• Anti-knockback/anti-rattle disc attachment hardware
• Replacement iron disc rings available at an extremely competitive replacement price ($329 each).
• Disc metallurgy specifically designed to handle the temps typically seen on track offer a long service life
• Highest quality, Spiegler stainless steel brake line with clear sheath that reduces compliance over OEM rubber design