Wilwood News » Ultra4

Wilwood has worked with Jim Marsden from Gigglepin Racing for years on their off-road program. They recently debuted their new Ultra4 4400 Miller Motorsports Pro Chassis race car, dubbed "Mistress",... Read More

At the Ultra4 Racing Area BFE Beatdown in Moab on April 3rd, winner Bryan Crofts relied on Wilwood for his braking. In fact, three of the top ten 4400 class baggies,... Read More