AST Suspension Lowering Springs (30mm/30mm) - 2011+ Mercedes-Benz SLK-Class SLK 350/SLK 250CDi (W172) 228i Touring Sport Chassis Code Z34

Touring Sport Chassis Code Z34 Adjustable Yes Bolt Thread Diameter 12 / 14 mm Grade Type Performance Grease Fitting Included No Greaseable No Installation Difficulty Moderate Installation Time (hrs) 1 Kit Contents 2 Links Length 71-84 mm Locking Nuts Included Yes Material Steel Pre-Greased Yes Washers Included Yes Vehicle Placement Front Wheel Alignment Required No Notes Adjustable Extra Heavy Duty

2002 Audi A4 Avant/Convertible Quattro

1998 Volkswagen Jetta TDI (1J)

TDI (A5) have a huge influence on vehicle stability

AST Suspension Lowering Springs (30mm/30mm) - 2011+ Mercedes-Benz SLK-Class SLK 350/SLK 250CDi (W172) 228i Touring Sport Chassis Code Z34AST Lowering Springs for the 2011+ Mercedes Benz SLK Class (W172) 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