Eaton · New
Eaton Detroit Locker Differential 31 Spline 1.32in Axle Shaft Diameter 2.76-4.56 Ratio Rear 9.25in
MPN 187C172A · Store SKU eat187C172A
Supplier stock checked 11/7/2026, 4:49:39 AM UTC. Adding a part does not reserve it.
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Product details
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. Detroit Locker® Differential; 31 Spline; 1.32 in. Axle Shaft Diameter; 2.76 - 4.56 Ring Gear Pinion Ratio; Rear 9.25 in.; Detroit Locker® Differential
Manufacturer fitment & guides
Check 187C172A against the manufacturer’s application information below.
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