The standard bypass valve on the 1

Diameter: 150mm

18" wheel - 160 mm

Recommend rim size 18" but some 17" might also fit

Clamp load 1250Kg 60% Increased over standard

Clutch Kit - Xtreme Performance Heavy Duty Organic KGM26091-1A TPMS The standard bypass valve onThe Stage 1 clutch kit uses an upgraded pressure plate with increased clamping pressure, combined with an organic friction disc. Stage 1 delivers substantial increases in performance and power holding capability whilst retaining near factory type driveability, and is designed primarily for high performance road going vehicles. These kits feature a high quality cover with increased clamping force compared with standard, between 20 40% depending on the