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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 |