This conversion kit provides an alternative to factory wheel bolts, designed to enable faster wheel changes and accommodate wider spacers. The studs are machined from 4135 CrMo steel and then undergoes heat treatment, including quenching and tempering. Key Features: M12x1.5 thread specification. Available in 90mm or 75mm lengths. Accommodates washers up to 20mm thick. Includes tapered M12 x 1.5 21mm hex head wheel nuts. Recommended for track use and frequent wheel swaps. Installation Requirements: Hub threads must be free of contaminants; medium thread locker recommended; torque to 15 ft-lbs (20Nm); final wheel nut torque 74-88 ft-lbs (100-120Nm) in star pattern.
Fitment:
E81, E82, E87, E88 (1-Series); E36, E46, E90, E91, E92, E93 (3-Series); E34, E39, E60, E61 (5-Series); E63, E64 (6-Series); E32, E38 (7-Series); E36 Z3, E85, E86 Z4, E52 Z8, R50, R52, R53 MINI. Not compatible: E65, E83, F-code chassis.
Sourced from our supplier catalog.
Not sure which hardness to choose? View our Strongflex Color & Hardness Guide to find out which bushing suits your driving style and vehicle setup.