Porterfield Brake Pads for 2004 GMC SIERRA 1500 2WD Crew Cab Compound:R4-1 Hard panel core - Durable

Hard panel core - Durable construction designed for extended service life

ensuring they stay in place while you drive

Use a sharp utility knife or hose cutter for a clean edge

7") with this aluminum extension

Damping Levels 16-Level Height Adjustment Yes Spring Rate(Front) 8 kg/mm (448 lbs/inch) Spring Rate(Rear) 4

Porterfield Brake Pads for 2004 GMC SIERRA 1500 2WD Crew Cab Compound:R4-1 Hard panel core - DurablePorterfield Brake Pads for 2004 GMC SIERRA 1500 2WD Crew Cab 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