Eaton Detroit Locker® Differential 31 Spline 1.32 in. Axle Shaft Diameter All Except 2.72 Ring Gear Pinion Ratio Ford 9 in. Circle Track w/Case Rear - R18703A

The Detroit Locker is a 100% automatic locking differential that provides ultimate traction for mild to extreme vehicle applications. Its unique, bullet-proof design is engineered to keep both wheels in drive mode – even if one wheel is lifted off the ground. It works in forward and reverse, and features unmatched strength, 100 percent automatic locking, and maintenance-free parts.

• 100 pct. automatic locking - no driver action needed
• Provides Maximum Amount Of Traction To Both Wheel Ends
• Clutchless Maintenance Free Design
• Works In Forward And Reverse
• Circle Track Application Only