Detroit Speed, Inc. 31 spline axles are built to withstand extreme use. Engineered for high performance street, track events and autocross. Using high quality alloy steel, Induction heat treated and magnafluxed to insure quality and reliability.
Using 1/2 inch-20 by 3 inch studs in GM (5 x 4-3/4 inch) and Ford 5 x 4 1/2 Inch Studs bolt patterns. They come with Torino flange bearings already installed on axle. Sold as a pair (2) Lug Nuts not included.
Detroit Speed Axle Set Features and Benefits:
Detroit Speed puts a significant amount of effort into developing long-lasting, dependable products that are formulated to exceed late-model performance expectations. Our systems are designed by exceptionally qualified engineers and built by fabricators dedicated to making the best systems they possibly can. Our parts are made using state-of-the-art manufacturing technologies–CNC machining, forging, hydroforming, and more–to bring your classic muscle car to the 21st century.
Months of testing, revising, and polishing stand behind every product we make available to the public, and our test cars prove the point. Each of our development mules receive thousands of hard miles attending car shows, completing road trips, crushing autocross paddocks, and storming track days in the process. The pursuit of perfection has always been our primary goal, and it always will be. Because of this, we can confidently say our systems are the best, most comprehensive solutions to any and all your muscle car problems.
| Make | Model | Submodel | Years |
| Ford | Mustang | Boss 302 | 1969 - 1970 |
| Ford | Mustang | Boss 429 | 1969 - 1970 |
| Ford | Mustang | Grande | 1970 |
| Ford | Mustang | Mach 1 | 1970 |
| Ford | Mustang | Shelby GT-350 | 1967 - 1970 |
| Ford | Mustang | Shelby GT-500KR | 1968 |
| Ford | Mustang | Shelby GT-500 | 1967 - 1970 |
| Ford | Mustang | 1967 - 1970 |
| Chassis Codes | Ford Mustang 1969-1970, Ford Mustang 1967-1968, Ford Mustang 1968-1969 |
| Differential | 9 Inch |
| Vehicle Type | Car |
