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2025 Jeep Wagoneer S
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Complete CURT Class 3 2" trailer hitch and 5-flat wiring kit (with 4-way to 5-way adapter for surge brakes) engineered for the 2025 Jeep Wagoneer S. 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 your task at hand -- whether it's launching that boat before daybreak, setting up your camper before the rush or getting a final load to the dump before close -- CURT class 3 trailer hitches offer the strength needed for serious towing. They make it easy to hitch up and Bring It, offering a vehicle-specific fit and the weight capacity to handle a variety of trailers. Custom class 3 hitches are the most common type of receiver hitch for pickup trucks and SUVs. Because of their weight range, they are also found on full-size cars, crossovers and minivans. Each custom-fit class 3 hitch package is made for vehicle-specific mounting. This particular kit fits certain years of the Jeep Wagoneer S (see application info to verify vehicle compatibility). It provides a weight carrying capacity of 3,500 lbs. GTW and 525 lbs. TW. CURT class 3 trailer hitches are typically used to attach and haul utility trailers, boat trailers, campers, snowmobile or ATV haulers and more (NOTE: Never exceed the lowest-rated towing component). Each class 3 hitch has a 2" receiver tube and is tested in accordance with SAE J684 for safety. To ensure that CURT class 3 receiver hitches have what it takes for serious trailering, they are designed using a hands-on approach and are constructed with rugged, high-strength steel and precise welding. We also protect our class 3 hitches in a co-cured finish of liquid A-coat and black powder coat for superior resistance to rust, chipping and UV damage.
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 Jeep Wagoneer S (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 888-634-94941 compatible vehicles
| Year | Make & Model | Notes |
|---|---|---|
| 2025 | Jeep Wagoneer S | — |
The Curt 56561 is a T-Connector Harness with a powered converter module designed to provide trailer lighting connections for SUVs and Vans. It converts the vehicle's factory taillight signals (left turn, right turn, brake, and running lights) to a 4-way flat connector for trailer use. The system includes a powered converter module that mounts inside the vehicle and routes wiring to the rear taillights.
The Curt 56561 is designed for SUVs and Vans using S-series wiring locations S1 and S2 (behind driver and passenger side taillight housings). The manual does not specify which makes, models, or model years are compatible. Contact Curt Manufacturing or consult a fitment database to confirm compatibility with your specific vehicle.
No. The Curt 56561 converter system is designed only for 12-volt negative ground electrical systems. It cannot be used on positive ground vehicles. Check your vehicle owner's manual or contact the vehicle manufacturer to confirm your vehicle's electrical system type.
Required tools are: ratchet, ratchet extension (6"), socket (10mm), wrench (10mm), Torx T-25 bit, Torx T-30 bit, Phillips screwdriver, wire cutter, wire stripper, crimping tool, panel trim tool, cutting tool, and fish wire. Fish wire can be made from a cut-up wire hanger, stiff wire, rope or string as needed.
The kit includes: a powered converter module with double-sided tape for mounting, a 4-way flat connector, a 4-flat dust cover, cable ties for securing wires, a white 12 GA ground wire with ring terminal, a black 12 GA power wire, yellow and green signal wires, a fuse holder with 10-amp fuse, butt connectors, and a screw for attaching the ground ring terminal to the vehicle body. A bracket for securing the 4-way connector is not included.
Yes. You must disconnect the negative battery post before beginning installation. This protects the vehicle's electrical system and prevents accidental grounding. The negative battery terminal is reconnected in Step 14, after all other wiring is complete. Ensure the battery cab is isolated to prevent creating an electrical system ground.
The installation difficulty is rated as Difficult. Installation time and effort depend on the installer's level of expertise, the condition of the vehicle, and availability of proper tools and equipment.
Step 1 is to open the rear hatch and remove the rear cargo floor coverings. Set these coverings aside after removal, as they will be reinstalled at the end of the installation.
First, locate and remove the two taillight trim panels covering the taillight mounting bolts by pulling them backward. Use a T-25 Torx bit to remove the cover mounting screws on both driver and passenger trim panels. Then, on the passenger side, remove the taillight mount screw using a T-30 Torx bit, gently pull the taillight assembly rearward, and set it aside. Repeat for the driver side. Finally, disconnect the wire harness connector housings from both taillight assemblies.
Fish wiring is a technique to push or pull an electrical wire through a blind hole (a hole where you cannot see the other end). Insert a fish wire (which can be a cut-up wire hanger, stiff wire, rope or string) through the blind hole and locate it on the other side. Use tape to secure the harness to the fish wire and pull it back through. If the wire gets hung up, you may need to push back down, wiggle it around, or twist it to loosen it. In the Curt 56561 installation, fish wire is used to route the yellow wire (left turn) up between the body and rear bumper cover on the driver side, and the green wire (right turn) down to the bumper on the passenger side.
Mount the lighting module box on a flat, clean surface that is out of the way from sprays and debris. Use the provided double-sided tape to adhere it. Mount the box with the epoxy side down to prevent environmental intrusion. Failure to mount the box in a protected area can cause loss of warranty, product failure, overheating, and potential damage.
The black 12 GA power wire and white 12 GA ground wire are routed up through the rear cargo vent on the driver side and into the rear battery compartment. The white ground wire with ring terminal is attached to the negative battery post. The black power wire is routed from the vehicle battery as shown on the provided 'Powered Converter Lead Instruction Sheet'. The power wire must be routed to avoid pinch points and hot or rotating components, and must be secured to the vehicle chassis using the provided cable ties.
Route the 4-way flat connector along the rear bumper fascia and over to the center of the vehicle. Secure the 4-way connector into a bracket (not included) and secure any loose wires with the provided cable ties. The manual does not specify an alternative mounting method if a bracket is not available.
Step 14 is to reconnect the negative battery terminal and install the provided 4-flat dust cover to help prevent corrosion. Then reinstall all removed items in the reverse order of disassembly to complete the installation.
Drilling may be required only for the ground wire connection. If the white ground wire ring terminal cannot be attached to the vehicle body using the provided screw at an existing location, you may need to drill a 3/32" hole. When drilling, check for miscellaneous items that may be behind or under any surface before drilling to avoid personal injury or property damage.
When passing the power wire through sheet metal, use an existing grommet, add a new grommet, or use silicone to protect the power wire from sharp edges. This prevents damage to the wire insulation and potential electrical hazards.
Signal circuits (left turn, right turn): 3.0 amps per side. Tail/Running circuits: 6.0 amps total. The battery connection must be fuse-protected with a 10-amp maximum fuse. Do not exceed the product rating or the tow vehicle lamp load rating, whichever is lower. Exceeding the product rating can cause loss of warranty, overheating, and potential fire.
A 10-amp maximum fuse is required. The fuse holder is included in the kit. Install the fuse after all other installation steps are complete. Exceeding the 10-amp rating can cause loss of warranty, overheating, and potential fire.
Both the black power wire and white ground wire are 12 GA (12 gauge). The power wire routed to the vehicle battery must be 12 GA or larger.
Yellow = Left turn signal; Green = Right turn signal; Red = Brake signal; Brown = Taillight (running lights). The black wire is the positive power wire, and the white wire is the ground wire.
The white 12 GA ground wire has a ring terminal attached. Route it from the lighting module through the rear cargo vent on the driver side into the rear battery compartment. Attach the ring terminal to the negative battery post using the provided screw. If necessary, drill a 3/32" hole to secure it. Ensure the negative cable is not grounded to a metal item, as this could damage the vehicle's electrical system.
The black 12 GA power wire is routed from the vehicle battery location as shown on the provided 'Powered Converter Lead Instruction Sheet'. Route it to avoid pinch points and hot or rotating components. Secure it to the vehicle chassis using the provided cable ties. When passing through sheet metal, use an existing grommet, add a new grommet, or use silicone to protect it from sharp edges. The power wire connects to the converter module via a butt connector and is protected by a 10-amp fuse holder.
Disconnect the negative battery post before beginning installation and ensure the battery cab is isolated to protect it from creating an electrical system ground. Do not lay tools across the positive terminal (typically noted with red covers or a red '+' symbol), as this can cause a ground short leading to sparks and/or electrical shocks. Do not ground the negative cable to a metal item, as this could damage the vehicle's electrical system. Reconnect the negative battery terminal only after all other wiring is complete (Step 14).
Before drilling, check for miscellaneous items that may be behind or under any surface to avoid personal injury or property damage. This is especially important when drilling the 3/32" hole for the ground wire ring terminal attachment.
After installation is complete, verify that the harness is functioning by using a test light, 4-Way Tester, multimeter, or by attaching the 4-way flat connector to any trailer with functioning lights. This confirms that all signal circuits (left turn, right turn, brake, and running lights) are working correctly.
Perform periodic inspection of all wires and connections to ensure there is no visible damage or loose connections. This helps maintain proper function and prevent electrical issues.
The Curt 56561 is designed for SUVs and Vans with S-series wiring locations S1 and S2. It requires a 12-volt negative ground electrical system. Consult a fitment database or contact Curt Manufacturing to confirm compatibility with your specific make, model, and year.
You need: ratchet, ratchet extension (6"), 10mm socket and wrench, Torx T-25 and T-30 bits, Phillips screwdriver, wire cutter, wire stripper, crimping tool, panel trim tool, cutting tool, and fish wire (or equivalent such as a wire hanger or stiff wire).
Yes. Disconnect the negative battery post before beginning installation. Reconnect it only after all other wiring is complete in Step 14.
A 10-amp maximum fuse is required for the battery connection. Install the fuse after all other installation steps are complete.
Yellow = Left turn; Green = Right turn; Red = Brake; Brown = Taillight. Black = Power; White = Ground.
If the fish wire or harness gets hung up on something during routing, you may need to push back down, wiggle it around, or twist the wire to loosen it from what it is caught on. Ensure the fish wire is long enough to stick out on the other side before inserting it through the blind hole.
Gross trailer weight (GTW) is 3,500 lbs. Tongue weight (TW) is 525 lbs. Never exceed your vehicle manufacturer's recommended towing capacity.
Yes. The hitch can be hidden behind the factory bumper cover when not in use.
The manual does not specify the vehicle make, model, or year. Contact CURT product support at 877.287.8634 or visit curtmfg.com to confirm fitment for your vehicle.
Required tools: ratchet, torque wrench, sockets (7mm, 8mm, 10mm, 13mm, 3/4"), socket extension (10"), Torx bit (T-30), and flathead screwdriver. A tools reference guide is available at curtmfg.com/trailer-hitch-installation.
The kit includes: 1 trailer hitch, 6 carriage bolts (1/2" - 13 x 1.5", grade 8), 6 serrated-flange nuts (1/2" - 13), and 6 fishwires (1/2").
The installation is rated as Difficult based on time and effort involved. Difficulty may vary depending on installer expertise, vehicle condition, and proper tools and equipment. Consider your skill level before attempting installation.
The manual does not specify whether battery disconnection is required. Contact CURT product support at 877.287.8634 for guidance.
The fishwire tool is used to guide the hitch during mounting and prevent loss of bolts or spacers inside the frame rail. Insert the coiled end of the fishwire through the hitch mounting hole in the vehicle frame rail and out the access hole. Pass the coiled end through the spacer and thread the bolt into the coil. Kink the wire to keep the spacer separate from the bolt, then pull the fishwire, spacer, and bolt through the frame and out the mounting hole.
1. Remove underbody panel (5 bolts with 8mm socket from bottom, 2 bolts from rear of each wheel well liner with 8mm socket, 3 bolts from middle with 10mm socket). 2. Remove bumper cover bolts (2 from bottom with 8mm socket, 4 from rear of each wheel well liner with 8mm socket, 1 push fastener from behind each wheel well). 3. Remove wheel trim bolts (1 bolt per side with 7mm socket). 4. Disconnect electrical connectors behind bumper cover. 5. Remove taillight cover bolts (T-30 Torx bit). 6. Remove bumper cover. 7. Remove rear bumper beam (3 bolts per end with 13mm socket). Set all removed components aside for reinstallation.
Insert hitch side plates into the end of the frame rails and loosely secure with the supplied 1/2" carriage bolts and serrated flange nuts. Reach in the end of the frame rail to install the bottom bolts, using fishwires if required. Do not fully tighten at this stage.
Torque all 1/2" hardware to 110 ft-lbs.
After the hitch side plates are loosely secured with carriage bolts and serrated flange nuts, tighten all 1/2" hardware to 110 ft-lbs. This is done in Step 9, after the bumper cover has been reinstalled.
Reinstall the bumper cover and all removed components by following Steps 1-6 in reverse order. This includes: reinstalling the taillight covers, electrical connectors, wheel trim, bumper cover bolts, underbody panel bolts, and wheel well liner bolts. Ensure all hardware is properly secured before completing installation.
Safety glasses must be worn at all times while installing this product. Never exceed your vehicle manufacturer's recommended towing capacity.
Periodic inspection of the trailer hitch should be performed to ensure all mounting hardware remains tight and structural components are secure. This helps prevent damage to the product or vehicle.
The manual specifies that periodic inspection should be performed to ensure all mounting hardware remains tight and structural components are secure, but does not define a specific interval. Contact CURT product support at 877.287.8634 for recommended inspection frequency.
The rear bumper beam is removed during installation by removing 3 bolts from each end using a 13mm socket. The bumper beam and fasteners are returned to the vehicle owner. The manual does not specify whether the bumper beam can be reinstalled after hitch installation.
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