Evolution EP4S Rear Wheel 4-Piston Big Brake Kit Rotor Material & Design:Steel - Curved Slotted SUS304 stainless-braided PTFE lines reduce

SUS304 stainless-braided PTFE lines reduce hose expansion when the truck is loaded

and repeated downhill braking

and rear-corner clearance all need to be verified

More mass and venting area than typical factory front rotors for greater thermal capacity

Evolution EP4S Rear Wheel 4-Piston Big Brake Kit Rotor Material & Design:Steel - Curved Slotted SUS304 stainless-braided PTFE lines reduceEvolution Series Rear Axle EPB Compatible BBK Evolution EP4S Rear Big Brake Kit with Electronic Parking Brake The Evolution EP4S is a rear axle big brake kit built for modern platforms that still require an electronic parking brake. Four hydraulic service pistons handle stopping work, while a dedicated EPB actuator piston preserves factory parking brake function so you get real rear axle thermal capacity without losing OE convenience. Why Builders