Spoon Sports Rigid Collar - Honda Grace, HV GM4, GM5, GM6, GM9 - Front 34160XA010 allowing the engine to rev

allowing the engine to rev smoothly

and use in races

our design is massively stronger than the weak cast OEM case and ~85% stronger than the typically used 6061-T6

Wheel Construction: CAST

all necessary gaskets and required to ensure the perfect installation

Spoon Sports Rigid Collar - Honda Grace, HV GM4, GM5, GM6, GM9 - Front 34160XA010 allowing the engine to revDeveloped by Spoon Sports, the Japanese Honda tuning specialists, Rigid Collars are precision machined aluminium rings that lock your subframe to the chassis. Factories drill the subframe bolt holes oversized so components drop in fast on the production line, and that clearance stays for the life of the car. It leaves the subframe sitting a fraction off centre, dulling steering response and letting vibration through the floor. Fit a set and the bolts