AST Suspension Lowering Springs (30mm/30mm TUV) - 2004-2011 Mercedes-Benz SLK-Class SLK 200 (W171) whiteline-and-control-arm-bushing Spring rate 100 N/mm

Spring rate 100 N/mm

Part Number W61446 Part Name Trailing Arm Bushing Vehicle 1988-1991 Toyota Camry DLX All Trac

2004 Audi A4 Quattro Avant

Chassis bracing to your 1995-1997 Subaru Legacy LSi (BD/BG) maintains alignment angles and spring rates by greatly reducing body or chassis flex

AST Suspension Lowering Springs (30mm/30mm TUV) - 2004-2011 Mercedes-Benz SLK-Class SLK 200 (W171) whiteline-and-control-arm-bushing Spring rate 100 N/mmAST Lowering Springs for the 2004 2011 Mercedes Benz SLK Class (W171) are manufactured from a premium high tensile chromium silicone wire which is handpicked by AST engineers for its quality and metal consistency. Each spring is cold wound and then heat treated to increase hardness and reduce internal stresses present after winding. Each spring is then individually shot peened, phosphate treated and then powder coated to outlast even the life of the