QA1 Front Pro Coilover Kit - Single Adjustable, Large Tapered Flat End, 350 lbs/in Rate - 1973-1988 Buick Regal coil-spring 1998 BMW Z3 RWD (E36/E37/E38)

1998 BMW Z3 RWD (E36/E37/E38)

AST Lowering Springs for the 2003-2009 Mercedes-Benz E-Class (S211/MB211) are manufactured from a premium high tensile chromium-silicone wire which is handpicked by AST engineers for its quality and metal consistency

The KSport Airtech Executive Air Suspension Kit brings adjustable damping and full on-the-fly ride height control to the 2002-2009 Mercedes-Benz E-Class

and high-quality roller bearings for smooth assembly and operation Helpful Specs 54-3/4" narrowed wheel mounting width Big Ford "New Style Torino Flanges" for brake compatibility 5x4-3/4" bolt pattern

1979 BMW 3 Series RWD (E21)

QA1 Front Pro Coilover Kit - Single Adjustable, Large Tapered Flat End, 350 lbs/in Rate - 1973-1988 Buick Regal coil-spring 1998 BMW Z3 RWD (E36/E37/E38)These QA1 GM Pro Coil Systems for the 1973 1988 Buick Regal are a great option for anyone looking for fully adjustable ride height and valving control. Choose a spring rate and adjustability that fits your driving style, adjust the valving to match and you are on your way. These shocks also utilize a fully threaded body that allows you to adjust your ride height for the perfect stance or to finely tune the weight balance for superior handling.