Strange Spool #D1555

Strange Pro Series Lightweight Steel Spool
Fits Ford 9" with 35-Spline Axles
Requires 3.250" Bore Aftermarket Case

Features:
Machined from 8620 forged steel
Lightened to reduce rotating weight
Broached 35-spline with 30 degree pressure angle
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