Strange D1553 Ford 9-Inch Pro Race Lightweight Steel Spool, 31-Spline

The Strange D1553 Pro Race spool is engineered for high-performance Ford 9-inch rearends that demand dependable power transfer and consistent durability. This lightweight spool is manufactured from steel and designed for full-size applications using 31-spline axle shafts. By locking both axle shafts together, the spool delivers equal power distribution to the drive wheels, making it well suited for drag racing and other dedicated competition vehicles where traction and straight-line performance are priorities.
The Strange D1553 combines race-focused construction with fitment for Ford 9-inch differentials. Its lightweight design helps reduce rotating mass, while the steel construction provides the strength required for demanding launches and repeated track use. This is a dedicated racing component and is not intended for street-driven vehicles because the rear wheels remain locked together during turns.
Installation should be performed by a qualified technician familiar with Ford 9-inch rearend assemblies and race drivetrain components. Verify housing, carrier, axle shaft, bearing, and ring-and-pinion compatibility before installation. The Strange D1553 is sold individually and provides a purpose-built solution for racers seeking a reliable 31-spline spool for a full-size Ford 9-inch application.

Features:

• Brand: Strange

• Part Number: D1553

• Application: Ford 9-inch rearends

• Design: Pro Race lightweight spool

• Material: Steel

• Spline Count: 31-spline

• Vehicle Use: Full-size racing applications

• Quantity: Sold individually