AST Suspension Lowering Springs (40mm/40mm) - 1988-1993 Ford Sierra XR 4WD (BEF/BFGC) Capri The N1 ExV features a

The N1 ExV features a threaded-body design for exact ride height control without compromising shock or spring travel

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AST Suspension Lowering Springs (40mm/40mm) - 1988-1993 Ford Sierra XR 4WD (BEF/BFGC) Capri The N1 ExV features aAST Lowering Springs for the 1988 1993 Ford Sierra (BEF BFGC) 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 vehicle.