Eaton · New
Eaton Detroit Locker Differential 30 Spline 1.29in Axle Shaft Diameter 3.54-5.29 Ratio Rear 8.4in
MPN 187SL199A · Store SKU eat187SL199A
Supplier stock checked 11/7/2026, 6:00:02 AM UTC. Adding a part does not reserve it.
Request a return within 30 calendar days after delivery. New parts must be unopened and unused.
Shipping & returns ↗This policy does not limit rights required by law.Free standard shipping on eligible parts orders of $100 or more. Oversized and freight items excluded. Fitment, taxes, availability and final totals are confirmed before payment.
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; 30 Spline; 1.31 in. Axle Shaft Diameter; 3.54 - 5.29 Ring Gear Pinion Ratio; Rear 8.4 in.; Detroit Locker® Differential
Manufacturer fitment & guides
Check 187SL199A against the manufacturer’s application information below.
A manufacturer application guide is not available for this listing. Request the exact application from JuiceBuilt before payment.
More from Eaton ↗See the JuiceBuilt workshop ↗