This center cap only fits: JR9 (15-18")

All the parts on the lock kit are provided as spare parts

when steering angle is increased

You could tune your steering geometry from the positive to parallel Ackermann in just a few minutes even at trackside without messing up an alignment

fatigue resistance and best-in-class flow performance for optimum control and longevity

JRWA1 Adapters 40mm 4x100 57,1 57,1 Black JR44 This center cap only fits:Price per pair; Type: JRWA1; PCD: 4x100; CB: 57,1; Center Lip: 57,1; Thickness: 40mm; Diameter: 149mm; Studs Nuts Pressed: 12x1,5 Studs (Outstanding Lenght 27,5mm); Mounting Bolts Nuts: 12x1,5 Bolts;