ST 18230090 Coilover Kit ST XA FORD Focus IV; (DEH) 09/18- ymm_30 SRP pistons are designed and

SRP pistons are designed and manufactured to reduce machining costs without sacrificing strength or performance characteristics

Optional resonator 60667 can be added to reduce sound levels

Polyphonic Harmonizer Technology for harmonized exhaust notes

this brake cooling kit offers maximum cooling performance

ST 13230022 Coilovers ST X galvanized steel (with fixed damping)

ST 18230090 Coilover Kit ST XA FORD Focus IV; (DEH) 09/18- ymm_30 SRP pistons are designed andST 18230090 Coilovers ST XA galvanized steel (with damping adjustment) The ST suspensions XA coilovers are engineered for drivers requiring both ride height adjustment and customizable damping characteristics. Developed in collaboration with KW Automotive, this system incorporates advanced damping technology that allows precise rebound adjustment to suit varying driving conditions. Damping can be adjusted directly at the top of the piston rod,