Strange Engineering is proud to offer the full line of 9 ½” & 10” ring and pinion gear sets from U.S. Gear and Motive. Based on the popular 9” Ford design, these gears are capable of handling the ever increasing horsepower in classes such as Pro Mod, Alcohol dragsters, Alcohol funny cars, and Radial vs. the world. Gear ratios range from 3.25 to 5.14 in the 9 ½” gears and 3.89 to 6.20 in the 10”. These gears are designed to be used in the race proven Strange Ultra Case, Billet case, and top loader assemblies. For more info,contact Strange Engineering, 847.663.1701, www.strangeeng.net.