
The H&R Sport Spring kit for 2003–2009 Mercedes-Benz CLK500/CLK55 AMG/CLK550 (W209) lowers ride height to reduce fender gaps and sharpen handling. Its progressive spring rate curbs body roll while keeping ride quality comfortable for everyday use. Constructed from shot-peened 54SiCr6 spring steel and manufactured in Germany, these lightweight springs are H&R's top-selling upgrade for improved stability and modest fuel-efficiency benefits.
H&R 03-09 Mercedes-Benz CLK500/CLK55 AMG/CLK550 W209 Sport Spring