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Ford 9 Inch Trac Lock 31 Spline Billet End Cap


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Pricing: $458.00



Ford 9 Inch Trac Lock 31 Spline Billet End Cap

Part # TLF9-31

The Nitro Trac-Lock provides the ultimate in traction for Ford 8 inch and 9 inch differentials. This is not like the old factory units that had a tendency to crack the case. The Nitro Trac-Lock uses a billet and forged case for strength you can depend on. Great all around torque-bias ensure this unit will suit your needs for Hot Rods, Muscle cars, Vintage show cars and even 4x4s.


  • Ford 9 Inch, 31 Spline, Billet End Cap, Nitro Trac Lock
  • Highest Quality CNC Machined and Heat Treated Components
  • 4-Pinion Design with Forged Steel Case with Billet Hat Ensure Strength
  • Differential: Ford 9 Inch
  • Gear Ratio: All
  • Axle Splines: 31
  • Ring Gear Bolts: 10 (Included)
  • Material: Forged and Billet Steel
  • Manufacturer: Nitro Gear and Axle
  • Assembled In The U.S.A.
  • Warranty: 1 Year
  • Sold As Each

Tech Note:

  • Ring Gear Bolts Included

Fits Vehicles:

  • All Fords w/9 Inch Diff, Any Gear Ratio, w/31 Spline Axles


Shipping Information

  • Item Requires Shipping
  • 21.0 lbs.
  • W9.5000” x H9.0000” x L9.0000”

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