Swift Springs Standard Coilover Spring (Barrel Type) - ID: 2.5" / Length: 10" Progressive Model Every kit is extensively tested

Every kit is extensively tested on the V36 chassis and refined until it balances ride quality with performance — the reason Q40 coilovers from BC Racing are the best-selling adjustable kits in their segment worldwide

Part Number D-AU-30-ART Part Name D2 Racing Air Struts Vehicle 2007-2016 Audi A5 Chassis Code B8 Drivetrain AWD Damping Adjustable Yes - 36 Way Height Adjustable Yes Front Top Mounts No Rear Top Mounts No Front Camber Plates Not Applicable Rear Camber Plates Not Applicable Vehicle Fitment

2013 Chrysler 300 RWD — LX/LD

2004 Audi TT Quattro AWD Roadster (8N)

Swift Springs Standard Coilover Spring (Barrel Type) - ID: 2.5" / Length: 10" Progressive Model Every kit is extensively testedSwift Springs Standard Coilover Springs (Barrel Type Progressive) in 2. 5" ID and 10" length feature a dual rate design that provides a softer initial rate for compliance over bumps, transitioning to a stiffer rate under load for cornering stability. These 2. 5" ID Swift progressive coilover springs are manufactured in Japan from proprietary H5S. TW high tensile alloy steel, combining the barrel design's anti deflection properties with variable rate