Application
Ford 9″
Description
HD Pro Series Spool
For 40 spline axles
Fits 3.812″ bore aftermarket case
Features
• Machined from 8620 forged steel
• Lightened to reduce rotating weight
• Bearing journal increased to 2.250″ for additional strength
• Broached 40 spline with 45° pressure angle
• 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
Weighs 8.25 lbs
Lightweight Pro Series Steel Spools Carry A Limited Lifetime Warranty
Related Components
Spool Bearings
For 3.812″ bore case…………………………….. D1592
Cases
HD Pro case kit…………………………………….. P3207
Ultra case kit………………………………………… P3812LT
Billet case kit………………………………………… P5381LT
Pro Race Axle & Spool Package
With solid axles…………………………………….. P2017
With gun-drilled axles…………………………… P2015
