Speedmaster 1-215-001-13 28 Spline LSD TorqueWorm HD Case 5.83:1 for Ford 9"

Ford 9 in. 28 Spline LSD TorqueWorm HD Case Third Member Assembly 5.83:1 Speedmaster Ford 9 in. third member assemblies are designed to help you get that horsepower to the ground. They include aluminumn thru-bolt design center section, as well as our famous TorqueWorm geared limited slip differential, 1350 series yoke, daytona pinion support, and gear ratio. Whether you're assembling a daily driver, street rod, or race car, Speedmaster's third member assemblies will provide the durability that your vehicle deserves. CASE: Our aluminium cases are made from A356-T6 aluminium, our bearing caps are one-piece billet, with a through bolt design and extra material is added to the bearing caps. These cases are offered in 3.250" & 4.000" bearing diameter to accommodate 28, 31, 35 and 40-spline carriers and spools. These extras truly make this Aluminium case the ultimate Ford 9" case, rated to +1000 horsepower. All our aluminium third members come with 12 point through bolts and a billet pinion support, which gives us an advantage over our competition. The TORQUEWORM is a torque biasing 6 pinion gear type limited-slip unit. This is a preloaded unit allowing for a faster-reacting unit. Unlike our competitors that only use 3 or 4 pinion gears. The use of 6 pinion gears means the stress on gears is spread over a greater surface area, reducing the load on all internal components. The internal components are made from EN36 Material as used in racing such as V8 SUPERCAR. Through bolt design and extra material is added to the bearing caps 1350 Billet Yoke Daytona pinion support 8620 Gear set