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Complete CURT Class 2 1-1/4" trailer hitch and 5-flat wiring kit (with 4-way to 5-way adapter for surge brakes) engineered for the 2007 - 2010 Lincoln MKX Fits beneath factory 1-1/4" receiver. Vehicle-specific fit, plug-and-play installation, all hardware and instructions included.
This custom kit fits the following vehicles:
All Hardware and Installation Instructions Included!
Whatever the next checkpoint is on your adventure -- whether it's getting your bike on the trail before sunrise or making it to the campground before dark -- CURT class 2 hitches let you Bring It with confidence. These receiver hitches are made to handle most light-duty towing applications and offer a custom fit for your vehicle. Typically used on full-size cars, crossovers, compact SUVs, minivans or even compact pickup trucks, a CURT class 2 trailer hitch complements the design of smaller vehicles. This particular class 2 hitch is made to be a custom hitch for certain years of the Ford Edge and Lincoln MKX (to verify vehicle compatibility, see application info). It offers a weight carrying capacity of 3,500 lbs. GTW and 350 lbs. TW. Class 2 trailer hitches can typically be used to tow a variety of lightweight trailers, such as a small utility trailer, small fishing boat trailer or popup camper (NOTE: Never exceed the lowest weight capacity of any towing component). They are also perfect for adding cargo space to your vehicle with a bike rack or cargo carrier. This class 2 hitch features a 1-1/4" receiver tube to accept a ball mount shank or other hitch-mounted accessory. For safety, it is tested in accordance with SAE J684. A custom trailer hitch design requires extra care, and as such, CURT class 2 hitches are engineered using real vehicles and hands-on research. We use high-strength steel, robotic welding and rigorous testing to produce hitches that are built to fit your lifestyle. To ensure that each hitch will be a reliable extension of your vehicle, we also finish our hitches in a co-curing of liquid A-coat and black powder coat, giving them long-lasting rust and wear resistance.
If your vehicle is not equipped with wiring for towing a trailer, CURT custom wiring is the ideal solution. A custom wiring harness -- also called a T-connector -- is a simple, plug-and-play electrical device that plugs into your automotive electric system and provides a standard, universal trailer wiring connection. This is done using two or more vehicle-specific, OEM-compatible connectors to plug into the taillight assembly, eliminating the need for cutting, splicing and soldering during installation. Custom wiring harnesses are made vehicle-specific, and while they are not available for all vehicles, they do offer one of the fastest, easiest and most secure ways to wire a vehicle for towing. This particular plug-in harness provides a 4-way flat connector socket and is designed to be a custom wiring harness to fit certain years of the Ford Edge, Ford Escape, Ford Freestar, Lincoln MKX, Mazda Tribute and Mercury Mariner (to verify your vehicle compatibility, see application info). It comes with all necessary wiring components to establish a reliable trailer wiring connection, as well as a dust cover to keep the connector clean when not in use. You have a picture in mind of your next destination -- maybe it's the boat landing at your favorite fishing spot, maybe it's a campsite that overlooks one of nature's masterpieces, or maybe it's the next big jobsite. However, turning that picture into a reality takes more than just daydreaming. It takes a solid connection and the right amount of power. CURT custom wiring is made with some of the most sophisticated technology in the industry and is designed to install with ease, giving you a long-lasting electrical connection for your towing hitch setup.

CURT offers a variety of high-quality trailer hitches and accessories for select vehicle models. Find the perfect fit for your towing needs at TowUniverse.
CURT, a Lippert brand, offers a complete line of towing products and is the leading manufacturer of custom-fit trailer hitches. We offer the broadest selection of custom-fit hitches, and each one is designed, welded, and coated in Wisconsin.
CURT is also a leader in flat towing products, as well as 5th wheel, gooseneck, and weight distribution hitches, ball mounts, electrical components, cargo solutions, and other towing accessories.
For everything from passenger cars and vans to full-size pickups and SUVs, CURT is 'The First Name in Towing Products®.'
Experts available to answer your questions
Call 888-634-9494The 07 - 10 Lincoln MKX Fits beneath factory 1-1/4" receiver Curt 1-1/4" Class 2 Trailer Tow Hitch + 5-Flat Wiring Kit Tow Boat/Utility Trailer with Surge Brakes 12036 (Part #5W-CHW-2200) fits 2007-2010 Lincoln MKX models. The 2010 model year is the last year covered by this part number. For newer models, check for an updated version.
The 07 - 10 Lincoln MKX Fits beneath factory 1-1/4" receiver Curt 1-1/4" Class 2 Trailer Tow Hitch + 5-Flat Wiring Kit Tow Boat/Utility Trailer with Surge Brakes 12036 (Part #5W-CHW-2200) fits the following vehicles: 2007-2010 Lincoln MKX. Always verify your specific year, make, and model before ordering.
Yes, the 07 - 10 Lincoln MKX Fits beneath factory 1-1/4" receiver Curt 1-1/4" Class 2 Trailer Tow Hitch + 5-Flat Wiring Kit Tow Boat/Utility Trailer with Surge Brakes 12036 (Part #5W-CHW-2200) is designed to fit the 2007-2010 Lincoln MKX.
The 07 - 10 Lincoln MKX Fits beneath factory 1-1/4" receiver Curt 1-1/4" Class 2 Trailer Tow Hitch + 5-Flat Wiring Kit Tow Boat/Utility Trailer with Surge Brakes 12036 (Part #5W-CHW-2200) Refer to the included instructions for installation details. Basic hand tools are typically all you need.
Yes, CURT 12036 is designed for 2007-current Ford Edge and Lincoln MKX crossovers. Verify your vehicle year and model match before purchasing.
CURT 12036 is designed for use with ball mount D-18 / 45518. Euro mount options are available: 45551 (1-7/8" ball) and 45552 (2" ball).
CURT 12036 has a gross load capacity of 3,500 lbs trailer weight and 350 lbs tongue weight when used as a weight-carrying hitch. Never exceed your vehicle manufacturer's recommended towing capacity.
Yes, drilling is required. You must drill rear holes through the frame rails using a 17/32" drill bit as part of step 5 of the installation process.
Yes, heat shield trimming is required. You must trim a tab off both the driver and passenger side heat shields before reinstalling them. The heat shields will then be sandwiched between the vehicle frame rails and the hitch.
Yes, the exhaust must be lowered before installation. Remove the three rear exhaust hangers (rubber isolators) and use wire to hold the exhaust up to prevent damage. The exhaust is reinstalled in the final step.
All 1/2" hardware must be torqued to 110 lb-ft.
Required tools: ratchet, torque wrench, 6" socket extension, 3/4" socket, 8mm socket, flat head screwdriver, power drill, 17/32" drill bit, tin snips (or aviation shears), and wire. Safety glasses must be worn at all times.
All non-trailer (wheel-less) loads applied to this product must be supported by 18050 stabilizing straps. See the CURT catalog or visit www.curtmfg.com for further information.
Periodically check the receiver hitch to ensure all fasteners are tight and all structural components are sound.
CURT 12036 is a weight-carrying receiver hitch designed for 2007-current Ford Edge and Lincoln MKX crossovers. It allows you to tow trailers and carry loads up to 3,500 lbs trailer weight and 350 lbs tongue weight. The hitch mounts to the vehicle's frame rails and accepts ball mounts for trailer coupling.
CURT 12036 is designed for 2007-current Ford Edge and Lincoln MKX crossovers only. Check your vehicle's year, make, and model against the manual cover to confirm compatibility. If you are unsure, contact CURT technical support at 877.287.8634.
CURT 12036 is designed for use with ball mount D-18 / 45518. Euro mount options are available: 45551 (1-7/8" ball) and 45552 (2" ball). Use only compatible mounts; do not use other ball mounts without confirming compatibility with CURT.
When used as a weight-carrying hitch, CURT 12036 has a gross load capacity of 3,500 lbs trailer weight and 350 lbs tongue weight. However, you must never exceed your vehicle manufacturer's recommended towing capacity, which may be lower than the hitch rating.
CURT 12036 includes: 4× 1/2-13 UNC 1-1/2" carriage bolts (part 10-10287), 6× 1/2-13 UNC flange nuts (part 20-00062), 6× 0.250 × 1.25 × 3.00" square hole spacers (part CM-SP19), 2× 1/2-13 UNC 1-3/4" carriage bolts (part 10-10272), and 4× 1/2" fishwire (part 1_2 FISHWIRE).
The installation is rated as moderate difficulty. Two people may be required to ease installation. If you are hesitant to undertake this task on your own, contact an authorized CURT installer for additional assistance. CURT technical support is available at 877.287.8634.
Before beginning installation, read all instructions thoroughly. Ensure you have all required tools: ratchet, torque wrench, 6" socket extension, 3/4" socket, 8mm socket, flat head screwdriver, power drill, 17/32" drill bit, tin snips, and wire. Wear safety glasses at all times. Using proper tools will greatly improve the quality of the install and reduce the time required.
The first step is to lower the exhaust by removing the three rear exhaust hangers (rubber isolators). Use wire to hold the exhaust up high enough to prevent damage to the exhaust tube.
Remove heat shields from both sides of the vehicle by removing three 6mm bolts and one black plastic plug from each side. The driver side heat shield is also connected to the rear wiring harness by a plastic plug that must be disconnected. Once removed, trim off the tab from both heat shields before reinstalling them without the frame rail screws.
Fishwire is a technique for threading bolts and spacers through the bumper mounts and into the frame rail holes before raising the hitch into position. In step 3, you fishwire 1/2-13 × 1-1/2" carriage bolts with CM-SP19 spacers through the rear of bumper mounts to holes in the frame rails. This allows the hitch to be positioned and secured before drilling the rear holes.
After fishwiring the front bolts and spacers into position, raise the hitch into position and secure it with 1/2" flange nuts. The hitch is then used as a template to mark and drill the rear holes.
A 17/32" drill bit is required. Using the hitch as a template, drill the rear holes through the frame rails on both sides with this bit size.
After drilling the rear holes, fishwire 1/2-13 × 1-3/4" carriage bolts (part 10-10272) with CM-SP19 spacers through the rear of the bumper mounts and attach with 1/2" flange nuts (part 20-00062).
After all bolts and nuts are installed, torque all 1/2" hardware to 110 lb-ft. This is the final step before reinstalling the exhaust.
The final step is to reinstall the exhaust that was removed in step 1. Reattach the three rubber exhaust isolators (hangers) to secure the exhaust back into its original position.
Safety glasses must be worn at all times while installing this product. If you are hesitant to undertake this task on your own, contact an authorized CURT installer for additional assistance. Never exceed your vehicle manufacturer's recommended towing capacity.
Never exceed your vehicle manufacturer's recommended towing capacity. Although CURT 12036 is rated for 3,500 lbs trailer weight and 350 lbs tongue weight, your vehicle's manufacturer may specify a lower limit. Always follow the more restrictive limit.
All non-trailer (wheel-less) loads applied to CURT 12036 must be supported by 18050 stabilizing straps. Do not apply non-trailer loads without this support. See the CURT catalog or visit www.curtmfg.com for further information on stabilizing straps.
After installation, verify that the hitch is properly positioned and all fasteners are tight. Periodically check the receiver hitch to ensure all fasteners remain tight and all structural components are sound. Perform these checks regularly during the life of the product.
Periodically check the receiver hitch to ensure all fasteners are tight and all structural components are sound. Tighten any loose fasteners immediately. Regular inspection will help ensure safe towing and extend the life of the hitch.
CURT Manufacturing warrants this product to be free of defects in material and workmanship at the time of retail purchase by the original purchaser. If the product is found to be defective, CURT may repair or replace it at their option when returned prepaid with proof of purchase. Alteration, misuse, or improper installation voids the warranty.
CURT 12036 complies with safety specifications and requirements for connecting devices and towing systems of the state of New York, V.E.S.C. Regulation V-5 and SAE J684.
For more information, log onto www.curtmfg.com. For helpful towing tips, log onto www.hitchinfo.com. For technical support or questions, call CURT at 877.287.8634.
Periodically check the receiver hitch to ensure all fasteners are tight and all structural components are sound. If any fasteners are found to be loose, tighten them immediately using a torque wrench to 110 lb-ft for all 1/2" hardware. Perform these checks regularly during the life of the product.
Yes, the Curt 56329 custom wiring harness is designed for Ford Edge, along with Ford Escape, Ford Freestar, Lincoln MKX, Mazda Tribute, and Mercury Mariner. It is intended for SUVs, mini and full-sized vans.
Yes, the Curt 56329 is compatible with Mercury Mariner. It is also compatible with Ford Edge, Ford Escape, Ford Freestar, Lincoln MKX, and Mazda Tribute.
The signal circuits are rated at 3.0 amps per side. The tail and running circuits are rated at 6.0 amps total. You must not exceed the product rating or your tow vehicle's lamp load rating, whichever is lower.
The battery connection must be fuse protected with a maximum of 10 amps. Exceeding this rating can cause loss of warranty, overheating and potential fire.
You will need a 10mm socket and a ratchet. The manual also references an included CME-PCL-INS sheet for battery power wire routing details.
Yes. Step 1 requires you to locate the vehicle battery on the driver side under the hood and disconnect the negative battery terminal before beginning installation.
Open the vehicle tailgate and remove the two Phillips screws securing the driver side taillight assembly. Remove the taillight assembly to locate the vehicle taillight wiring harness connectors. From underneath the vehicle, locate the access hole on each side leading to the taillight wiring harness under the taillight.
The custom wiring harness end with the yellow wire routes to the driver side taillight housing assembly. Route it up from under the vehicle through the body opening to the driver side taillight.
The custom wiring harness end with the green wire routes to the passenger side taillight. Route it behind the removed scuff panels on the passenger side.
Separate the black vehicle connectors from the taillight housing, taking care not to damage the locking tabs. Insert the custom wiring harness end between the separated connectors. Make sure the connectors are fully inserted with locking tabs in place.
Drilling may be required. You should first locate a suitable grounding point near the connector, such as an existing screw with nut in the vehicle frame. If no suitable existing screw is available, drill a 3/32" pilot hole for the provided screw. The area must be free of rust, dirt and paint. Before drilling, check for miscellaneous items that may be hidden behind or under any surface to avoid damage and personal injury.
Drill a 3/32" pilot hole for the provided ground screw if a suitable existing screw with nut is not available in the vehicle frame near the connector.
Secure the white ground wire using the ring terminal and provided screw at a suitable grounding point near the connector. The grounding point should be an existing screw with nut in the vehicle frame, or a 3/32" pilot hole you drill. The area must be free of rust, dirt and paint.
Locate a flat spot inside the vehicle near the taillight and adhere the black converter box using the provided double-sided tape.
When in use, route the 4-flat to the center of the vehicle. When not in use, roll it up and store in a convenient, out of the way location. Secure any loose wires with the provided cable ties.
Reinstall all items removed during installation and reconnect the negative battery terminal. Install the provided 4-flat dust cover to help prevent corrosion. Test for proper function by using a test light or connecting a properly wired trailer.
Do not exceed the product rating or your tow vehicle's lamp load rating, whichever is lower. Exceeding the product rating can cause loss of warranty, overheating and potential fire. The battery connection must be fuse protected with a maximum of 10 amps.
Test for proper function by using a test light or connecting a properly wired trailer. All steps must be followed to ensure the wiring harness will function properly.
Yes, the Curt 56329 custom wiring harness is designed for all these vehicles: Ford Edge, Ford Escape, Ford Freestar, Lincoln MKX, Mazda Tribute, and Mercury Mariner.
You need a 10mm socket and a ratchet. The manual also references an included CME-PCL-INS sheet for battery routing details.
Yes, you must disconnect the negative battery terminal before beginning installation.
Only if no suitable existing screw with nut is available in the vehicle frame near the connector. If drilling is needed, drill a 3/32" pilot hole. Always check for hidden items before drilling.
The battery connection must be fuse protected with a maximum of 10 amps. Exceeding this can cause loss of warranty, overheating and potential fire.
Test for proper function by using a test light or connecting a properly wired trailer.
1 compatible vehicles
| Year | Make & Model | Notes |
|---|---|---|
| 2007 - 2010 | Lincoln MKX | Fits beneath factory 1: 1/4" receiver |
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