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Ford 9 Inch Trac Lock 28 Spline Billet End Cap Nitro Gear and Axle


Nitro Gear & Axle

Model #TLF9-28

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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, 28 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: 28
  • 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/28 Spline Axles
Proposition 65

/!\ warningWARNING: Cancer and Reproductive Harm

All Nitro Gear & Axle brand products are warrantied to be free of manufacturer defects for the specified period. Warranty requests must be made by the original purchaser and submitted by the dealer purchased from. Any parts sent for warranty consideration must be pre-approved and shipped prepaid freight to our facility with copy of RGA for our inspection & determination. We will not pay for labor, shipping cost, loss of revenue or perishable goods, commercial losses, costs of telephone calls, shipping or general inconvenience. This is our only warranty expressed or implied. Unauthorized warranty returns may be refused. Warranty generally covers MFG defects in material or workmanship. Abuse, overloading, improper lubrication, misuse, commercial or competition use voids warranty. Normal characteristics are not warrantable, such as Gear whine. Minor cosmetic flaws, dings, burrs from shipping or manufacturing, are not considered defect, it is installer responsibility to address these at time of install. Customer is responsible for shipping charges if warranty is granted. Warranty is for the original purchaser/user, is not transferable. Warranty covers one replacement or credit solely at our discretion. Warranty determinations are at our sole discretion.

Chromoly front Axles, Excalibur Joints, 30/30 Birfield kits - Warrantied against manufacturing defects for the life of the vehicle. These products are also covered for Breakage. The Shaft / joint must be BROKEN. Wear, twisting, bending are not warrantable. Damages caused by failure of other parts are not warrantable, for example broken U-joint (other than Nitro Excalibur) causing damage to Axle ears.

Rear Chromoly Axles - Warrantied against manufacturing defects for 5 years. These products are also covered for Breakage. The Shaft must be BROKEN. Worn, twisted, or bent axles are not warrantable.