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.

Details:

• Ford 8 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 8 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/8 Inch Diff, Any Gear Ratio, w/31 Spline Axles