|
Strange Pro Series Lightweight Steel Spool
For Ford 9" with 31-Spline Axles Fits 2.891" or 3.062" bore case Features: Machined from 8620 forged steel Lightened to reduce rotating weight Broached for 31-spline axles Same spline locations as OEM differential Critical dimensions left oversize prior to heat treatment Heat treated for further gains in strength Finish machining after heat treat to bring surfaces within specifications Designed and machined by Strange Engineering Forged in the USA |