Porterfield Brake Shoes for 1988 GMC K1500 4WD 11" Rear Shoe Location:Rear - 1 set 3 pieces

- 1 set 3 pieces

GT 1975 - 1978 Mercury Grand Marquis Base 1969 - 1970 Mercury Marauder Base

WT 2022 Chevrolet Silverado 1500 LTD LT Trail Boss

then it undergoes real life pressure leak testing to 20PSI on a custom made jig specially designed for this test

Porterfield Brake Shoes for 1988 GMC K1500 4WD 11" Rear Shoe Location:Rear - 1 set 3 piecesPorterfield Brake Shoes for 1988 GMC K1500 4WD 11" Rear Shoe Porterfield R4 Porterfield R4 Carbon Kevlar based brake pads were fully designed for heavy duty extreme motorsports use. Its one of the the few true motorsports competition pads available on the market today. The carbon based semi metallic R4 brake material allows the brake pad to absorb huge amounts of heat and dissipate it quickly and evenly over time. The Carbon Kevlar material also