This is a special limited-edition wheel set that commemorates 25 years of the Mini 4WD Fully Cowled Series.• Spiral Spoke Wheels x4• Low-Profile Tires x4• Spiral wheels have black plated finish.• Low-profile tires are molded in White, and have commemorative Red sidewall lettering.• Tires are a harder compound for better retention of speed through corner sections.• Compatible with Mini 4WD and Mini 4WD PRO cars. Some chassis/bodies may require modification.