



🚀 Unlock your Ford’s full potential—traction that never quits!
The PowerTrax 1821-LR Lock Right Locker is a high-performance automatic locking differential designed for Ford 8.8" 31 spline axles with a 3/4" shaft. Compatible with Ford models from 1983 to 2014, including Broncos, F-150s, F-250s, and Mustangs, it delivers enhanced traction and stability for off-road and challenging driving conditions. Built with durable machined materials and backed by a 2-year/100,000-mile warranty, it’s a reliable upgrade that transforms your vehicle’s drivetrain performance.








| Manufacturer | Powertrax |
| Brand | PowerTrax |
| Model | 1821-LR |
| Item Weight | 6 pounds |
| Item model number | 1822-LR |
| Is Discontinued By Manufacturer | No |
| Exterior | Machined |
| Manufacturer Part Number | 1821-LR |
| OEM Part Number | 1821-LR |
| Bulb Type | Led |
| Special Features | Automatic Drop-In Locking Differential |
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