Ford 9" 40 spline aluminum spool 7/16" bolts (3.812" Bearing)
Mark Williams aluminum spools are made from 7075-T6 aluminum alloy and are designed for use with 40 spline axles and a 3.812" bearing case. They are approximately half the weight of steel spools and are made in the USA.
- The spools are made from 7075-T6 aluminum alloy.
- The spools are approximately half the weight of steel spools.
Specifications
- Add Ring Gear Bolts
- No, Yes Add 57900 (+49.99)
Variants (2)
- No — 489.99 USD — In stock
- Yes Add 57900 (+49.99) — 539.99 USD — In stock
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