2 Day Build Time 
 
Quick Performance Ford 9" Extreme Series Axles. 
 
Material: 1541H Deep Heat Treated Custom Alloy
 
Application: 1967-1970 Factory Mustangs With A 9" Rear End
 
Includes: Axles. Bearings, Wheel Studs and Retainer Plates 
 
Specifications:
Bearings, Studs, Retainer Plates Installed
31 Spline
Bolt Pattern: 5 x 4 1/2" 
Choice of Stud Length
Hub Diameter: 2.430" A Dimension
Flange Diameter: 6.00" J Dimension
Bearing Journal:  1.381" H Dimension
Lengths: 27 1/16" Driver, 31 1/8" Passenger C Dimension
Access Holes 
 
Need to narrow these axle? Want another bolt pattern? Need a different spline count? Want a larger hub to fit custom disc brake? Need the flange machined down? Want to order a single axle? Contact us if you have questions or need to revise these specifications. 260-301-2424
 
Check out our YouTube channel for more information regarding these axle specification. We cover each dimension one at a time in the series "9" Ford - The Complete Rear End."