Recommended backspacing is ~135mm (7“ ET45

Corrosion resistant coating + Anodized aluminium parts

Relocating the steering rack will eliminate the need for rack offset spacers which means more rigid and precise handling

Revised steering geometry (trail and Ackermann)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

JRWS1 Spacers 5mm 4x100/108 57,1 Silver JRTILBUD Recommended backspacing is ~135mm (7“Price per pair; Type: JRWS1; PCD: 4x100 108; CB: 57,1; Center Lip: ; Thickness: 5mm; Diameter: 149mm; Studs Nuts Pressed: NO; Mounting Bolts Nuts: NO;