
Engineered for circle track racing applications requiring stock mounting configuration including IMCA Sport Mods, Factory Stocks and Street Stocks, SMX Series 46mm monotube shock absorbers are offered in a wide variety of standard valvings, each specifically race-tuned. Built in Bilstein's Motorsports technical center in Mooresville, N.C., shocks feature a race-proven linear piston design with a low-drag motorsports piston band and a proprietary oil blend. Shocks are also available in dry kit configurations, ideal for custom tuners.