AST BMW G22 M440i xDrive Lowering Springs W205 C63 Sportier handling with improved cornering

Sportier handling with improved cornering stability and reduced squat and dive

reduced restriction and enhanced throttle response

Factory Electronic Damper Control vehicles require the correct solution

Perfect for Stage 1 and Stage 2 tunes

Test fit prior to drilling or final assembly for best results

AST BMW G22 M440i xDrive Lowering Springs W205 C63 Sportier handling with improved corneringGive your BMW G22 M440i xDrive the extra stance it needs with AST lowering springs. AST Lowering Springs 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