Porterfield Brake Pads for 2009 SAAB 5-Sep hat Enthusiast 2007 - 2008 Nissan

Enthusiast 2007 - 2008 Nissan 350Z Nismo

F-Series (no B58 support)

Damping Levels 16-Level Height Adjustment Yes Spring Rate(Front) 6 kg/mm (336 lbs/inch) Spring Rate(Rear) 6 kg/mm (336 lbs/inch) Spring Length(Front) 220 mm Spring Length(Rear) 180 mm Front Top Mount Yes

Scottsdale 1988 Chevrolet R30 Scottsdale

1990-1993 Mazda Miata 1

Porterfield Brake Pads for 2009 SAAB 5-Sep hat Enthusiast 2007 - 2008 NissanPorterfield Brake Pads for 2009 SAAB 5 Sep 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 allows the brake pad to