IMCA, UMP and USMTS type open wheel modifieds present an entire gamut of unique challenges to racers and builders alike. They are a complicated blend of tightly controlled specifications and unlimited creativity. From their early midwest roots, this style of racing and race car have grown to become one of the most popular forms of racing across the country.

The products defined in this section are the results of hands on dedication by Wilwood, working in close association with car builders and race teams, to deliver cost effective solutions capable of meeting the unique demands of this racing genre within what are often tightly held sanctioning body restrictions. Select any of the product groups listed above to view calipers, rotors, pads, master cylinders, pedals and the accessories necessary to equip your open wheel modified race car for championship performance.