The Eaton Detroit Locker 915A547 is a limited-slip differential engineered for the GM 14-bolt rear axle used in General Motors three-quarter-ton and one-ton trucks, vans, cab and chassis units, motor homes, and buses built from 1972 through 2012. It fits the 10.5 in. ring gear housing with a 30-spline, 1.5 in. diameter axle shaft and is rated for ring gear ratios of 4.56 and up. The application range covers a wide spectrum of use cases: street driving, towing, drag racing, circle track, light trail, sand sports, rock crawling, and extreme off-road work. Call us to confirm proper fit for your specific axle build before ordering.
Features
GM 14-bolt rear axle, 10.5 in. ring gear fitment
30-spline, 1.5 in. axle shaft diameter
Ring gear ratio: 4.56 and up
Limited-slip differential (LSD) design
Fits 1972-2012 General Motors 3/4-ton and 1-ton trucks, vans, cab and chassis, motor homes, and buses
Suited for street, towing, drag racing, circle track, and off-road including rock crawl and extreme off-road
Tech Specs
- Differential Type: Limited Slip (LSD)
- Axle Description: GM 14 Bolt
- Axle Location: Rear
- Ring Gear Size: 10.5 in.
- Gear Ratio: 4.56 and up
- Gear Spline Tooth Count: 30
- Axle Shaft Diameter: 1.5 in.
- Vehicle Make: General Motors
- Model Year Range: 1972-2012
- Vehicle Type: Three-Quarter-Ton Truck, One-Ton Truck, Van, Cab and Chassis, Motor Home, Bus
- Vehicle Usage: Street, Towing, Drag Racing, Circle Track, Light Trail, Sand Sports, Rock Crawl, Extreme Off-Road
