

CURT 51323 is a trailer brake controller harness for select 1992-2026 Ford, 2005-2017 Land Rover, 1998-2012 Lincoln and 2002-2010 Mercury models. The fitment table below lists every model and year. Fitment details: With Factory Tow Package (Explorer Sport Trac).
It lets a CURT trailer brake controller plug into the vehicle's factory socket. One plug snaps into the vehicle's original equipment socket and the other connects to a CURT brake controller, so the harness installs plug-and-play. It has 24" of 12-gauge wire in a slit-loom sleeve, and the wire colors match standard brake controller harnesses.
- Lets a CURT trailer brake controller plug into the factory (OEM) socket
- Quick-plug harness, plug-and-play installation
- Wire colors match standard brake controller harnesses
- 24" of 12-gauge wire
- Slit-loom sleeve keeps wires contained and protected
- One-year limited warranty
Specifications
| Part number | 51323 |
|---|---|
| Brand | CURT |
| Type | Brake Control Harness |
| Wire | 24" of 12 gauge |
| Package type | Packaged |
| Installation | Novice |
| Warranty | One-year limited |
Vehicle fitment
| Years | Vehicle | Configuration |
|---|---|---|
| 1994-1996 | Ford Bronco | All |
| 2003-2008 | Ford E-150 | All |
| 2003-2005 | Ford E-150 Club Wagon | All |
| 1992-2002 | Ford E-150 Econoline | All |
| 1992-2002 | Ford E-150 Econoline Club Wagon | All |
| 1992-2002 | Ford E-250 Econoline | All |
| 1992-1998 | Ford E-350 Econoline | All |
| 1992-2002 | Ford E-350 Econoline Club Wagon | All |
| 2000-2002 | Ford E-450 Econoline Super Duty | All |
| 2000-2005 | Ford Excursion | All |
| 1997-2012 | Ford Expedition | All |
| 2002-2026 | Ford Explorer | All |
| 2007-2010 | Ford Explorer Sport Trac | With Factory Tow Package |
| 1994-2008 | Ford F-150 | All |
| 2004 | Ford F-150 Heritage | All |
| 1994-1997 | Ford F-250 | All |
| 1997 | Ford F-250 HD | All |
| 1999-2004 | Ford F-250 Super Duty | All |
| 1994-1996 | Ford F-350 | All |
| 1999-2004 | Ford F-350 Super Duty | All |
| 2009-2011 | Ford Flex | All |
| 2013-2018 | Ford Police Interceptor Utility | All |
| 1995-2003 | Ford Windstar | All |
| 2005-2009 | Land Rover LR3 | All |
| 2010-2016 | Land Rover LR4 | All |
| 2005-2015 | Land Rover Range Rover | All |
| 2012-2017 | Land Rover Range Rover Evoque | All |
| 2006-2015 | Land Rover Range Rover Sport | All |
| 2010-2011 | Lincoln MKT | All |
| 2006-2008 | Lincoln Mark LT | All |
| 1998-2012 | Lincoln Navigator | All |
| 2002-2010 | Mercury Mountaineer | All |