99-18 GM 1500 TRUCK/SUV W/1 PISTON OE,REAR,AERO4 BLACK CALIPERS,14.25" DRILLED Open Wheel Nerf Bars 3/8" NPT MALE TO -8

3/8" NPT MALE TO -8 AN MALE

25" DISC BRAKE KIT (PART #140-16632-R) FOR BOTH FRONT WHEELS

1970-1987 P15/P25/P35 Van

INCLUDES BLEEDER FITTINGS & 1/8" NPT TEE FITTINGS

2005-15 SIERRA 2500 HD

99-18 GM 1500 TRUCK/SUV W/1 PISTON OE,REAR,AERO4 BLACK CALIPERS,14.25" DRILLED Open Wheel Nerf Bars 3/8" NPT MALE TO -8Brand New Wilwood AERO4 Big Brake Truck Rear Brake Kit Featuring 14. 25" Drilled Rotors with Black Calipers For Both Rear Wheels (Part #140 9407 D). AERO4 Big Brake rear axle kits replace the factory disc brakes and use the OE parking brake assembly as a compliment to front big brake upgrades on late model trucks and SUVs. High capacity braking from the AERO4 calipers, BP 10 compound pads, and oversized rotors are matched to the OE master cylinder