Product Summary

Universal Fit, Full Spool Type, 40 Spline Count

  • 40 spline 9" Ford spool
  • 4140 Chrome Moly Steel
  • 2 bolt patterns for a 9" and also 9.5" Ford ring gear
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Key Specs

MFG. Part #FS940LW
Spool TypeFull
Spline Count40
Spool WeightLightweight
Material TypeChromoly
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PEM Racing FS940LW Details

The PEM Racing FS940LW 40-spline spool is a lightweight competition-style differential component built for serious 9-inch Ford rearend performance. Made from 4140 chromoly steel, this spool is designed for strength while keeping weight down at just 7.1 pounds, and its extended spline length plus dual ring gear bolt patterns make it a versatile choice for high-horsepower race applications using aftermarket cases.

  • 40 Spline 9" Ford Spool
  • 7.1 lbs.
  • 2.0" bearing journal size, will only fit aftermarket 3.25" carrier bearing case
  • new with added spline length out to the end of the spool journals.
  • 4140 Chrome Moly Steel
  • 2 bolt patterns for a 9" and also 9.5" Ford ring gear

PEM Racing FS940LW Specifications

KEY SPECS
MFG. Part #FS940LW
BrandPEM Racing
Spool TypeFull
Spline Count40
Spool WeightLightweight
Material TypeChromoly
GENERAL
Weight7.1 lbs.
Sold in QuantityEach

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