SKU: 19660-010
Eaton ELocker Electronic Selectable Differential 31 Spline 1.32″ Axle Shaft Diameter for Ford 8.8″ Rear
The Eaton ELocker Differential is the best electronic selectable locking differential for drivers who need traction on-demand. At the flip of a dash-mounted switch, you can instantly go from a standard open differential to 100% locked for maximum traction. A second flip returns the unit to open mode for normal driving. Designed specifically for Ford 8.8″ rear axles with 31 spline axles and 1.32″ axle shaft diameter, this unit features net-forged gears for added strength and is the most reliable on-demand locker available. Perfect for off-road, towing, rock crawling, or any situation where you need full lockup when it counts.
Key Features
- Selectable On-Demand Locking: Switch from open to 100% locked at the flip of a dash switch
- Net-Forged Gears: Superior strength and durability for high torque applications
- Electronic Actuation: Reliable, fast, and easy operation with no cables or air lines
- Direct Replacement Design: Drops into your factory Ford 8.8″ carrier for simple installation
- Proven Reliability: Trusted by off-road enthusiasts, racers, and professional builders worldwide
Specifications
| Specification | Detail |
|---|---|
| Part Number | 19660-010 |
| Differential Type | Electronic Selectable Locker (ELocker) |
| Axle Spline Count | 31 Spline |
| Axle Shaft Diameter | 1.32 inches |
| Rear Axle Housing | Ford 8.8 inch |
| Operation | Open to 100% Locked via Dash Switch |
| Compatibility | All gear ratios |
| Country of Origin | United States |
| Warranty | Limited (Eaton) |
| Shipping Weight | Approx. 45 to 55 lbs |
What’s Included
- One Complete Eaton ELocker Differential Assembly
- Installation Instructions
Product Notes
- For Ford 8.8″ rear axle ONLY with 31 spline axles and 1.32″ axle shaft diameter
- Dash-mounted switch and wiring harness required (sold separately or available in kits)
- Professional installation highly recommended differential work requires specialized tools and expertise
Installation Notes
- Estimated time: 6 to 10 hours, advanced difficulty
- Requires full differential disassembly and reassembly
- Professional shop with proper tools and experience strongly recommended
- After installation, test switch operation and check for proper locking function
This Part Fits
| Year Range | Make | Model | Notes |
|---|---|---|---|
| 1983-2014 | Ford | F-150 (all trims) | 8.8″ rear, 31 spline, all ratios |
| 1983-1996 | Ford | F-250 / Bronco (all trims) | 8.8″ rear, 31 spline, all ratios |
| 1986-1997 | Ford | Aerostar (all trims) | 8.8″ rear, 31 spline, all ratios |
| 1991-2010 | Ford | Explorer (all trims) | 8.8″ rear, 31 spline, all ratios |
| 1984-2011 | Ford | E-150 / E-250 / E-350 (all trims) | 8.8″ rear, 31 spline, all ratios |
| 1997-2010 | Ford | Expedition (all trims) | 8.8″ rear, 31 spline, all ratios |
| 2001-2011 | Ford | Crown Victoria / Grand Marquis (all trims) | 8.8″ rear, 31 spline, all ratios |
| 2005-2010 | Ford | F-150 Heritage / Lightning / SVT | 8.8″ rear, 31 spline, all ratios |
Why Choose Eaton ELocker?
- True on-demand 100% locking differential at the flip of a switch
- Net-forged gears deliver unmatched strength and durability
- Most reliable electronic locker on the market no air lines or compressors needed
Frequently Asked Questions
- Q: Will this ELocker fit my 2005 Ford F-150 with 8.8″ rear?
A: Yes, if your truck has 31 spline axles and 1.32″ axle shaft diameter. - Q: Do I need anything else to make it work?
A: Yes, a dash-mounted switch and wiring are required (sold separately). - Q: Is professional installation required?
A: Highly recommended differential installation is advanced work. - Q: What is the warranty?
A: Covered by Eaton limited warranty built for performance.
Shipping & Handling
- Method: UPS / FedEx Ground (Oversize)
- Availability: In stock ships same or next business day
- Packaging: Secure protective packaging
- Weight: Approx. 45 to 55 lbs
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