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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 1995 - 2005 GMC Safari 16" spare requires relocation. 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 Chevy Astro and GMC Safari (see application info to verify vehicle compatibility). It provides a weight carrying capacity of 4,000 lbs. GTW and 400 lbs. TW. It is also compatible with a weight distribution hitch for level towing and a rating of 6,000 lbs. WD and 600 lbs. WDTW. 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 Chevy Astro, Chevy Blazer, Oldsmobile Bravada, GMC Jimmy and GMC Safari (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 |
|---|---|---|
| 1995 - 2005 | GMC Safari | 16" spare requires relocation |
The 95 - 05 GMC Safari 16" spare requires relocation Curt 2" Class 3 Trailer Tow Hitch + 5-Flat Wiring Kit Tow Boat/Utility Trailer with Surge Brakes 13035 (Part #5W-CHW-1518) fits 1995-2005 GMC Safari models. The 2005 model year is the last year covered by this part number. For newer models, check for an updated version.
Yes, the 95 - 05 GMC Safari 16" spare requires relocation Curt 2" Class 3 Trailer Tow Hitch + 5-Flat Wiring Kit Tow Boat/Utility Trailer with Surge Brakes 13035 (Part #5W-CHW-1518) is designed to fit the 1995-2005 GMC Safari.
The 95 - 05 GMC Safari 16" spare requires relocation Curt 2" Class 3 Trailer Tow Hitch + 5-Flat Wiring Kit Tow Boat/Utility Trailer with Surge Brakes 13035 (Part #5W-CHW-1518) fits the following vehicles: 1995-2005 GMC Safari. Always verify your specific year, make, and model before ordering.
The 95 - 05 GMC Safari 16" spare requires relocation Curt 2" Class 3 Trailer Tow Hitch + 5-Flat Wiring Kit Tow Boat/Utility Trailer with Surge Brakes 13035 (Part #5W-CHW-1518) Refer to the included instructions for installation details. Basic hand tools are typically all you need.
The Curt 13035 receiver hitch is designed for 1985–2005 Chevrolet and GMC Astro and Safari vehicles. Confirm your vehicle year and model match this range before purchasing. If you have a different year or model, this hitch will not fit.
The hitch weight is 90 lbs.
When used as a weight-carrying hitch, the gross load capacity is 4,000 lbs trailer weight and 400 lbs tongue weight. When used as a weight-distribution hitch, the capacity is 6,000 lbs trailer weight and 600 lbs tongue weight. However, you must not exceed your vehicle manufacturer's recommended towing capacity, which may be lower.
1985–2005 Chevrolet and GMC Astro and Safari only.
Yes, the bumper must be removed before installation.
No, drilling is not required.
The kit includes: 1/2" fishwire (1), 7/16-14 UNC serrated flange nuts Grade 8 (8), M10×1.5 45mm class 10.9 hex head cap screws (2), 7/16" lock washers (2), 7/16" flat washers (2), 1/2-13 UNC serrated flange nuts Grade 8 (2), 0.250×1.50×2.00" square hole spacers (2), 1/2-13 UNC 1-3/4" carriage bolts Grade 8 (2), and 7/16-14 UNC 1-1/4" carriage bolts Grade 8 (8).
Yes. Early models use 1/2" carriage bolts and square hole spacers provided in the kit, passed through the large hole in the frame under the bumper bracket into the hole in the end plate. Late models use a 10mm bolt with 7/16" lock washer and flat washer installed into an existing weldnut at the furthest hole from the rear bumper in the frame. Confirm which version applies to your vehicle before beginning installation.
1. Remove bumper bracket bolts and set aside. 2. Position end plate between bumper bracket and frame, align holes, and loosely reinstall factory bolts. 3. For early models, pass 1/2" carriage bolts and square hole spacers through the large frame hole into the end plate hole. For late models, install 10mm bolt with 7/16" lock washer and flat washer into the existing weldnut. 4. Position receiver cross-tube assembly between end plates and install 7/16" bolts in end plates. 5. Torque fasteners (see torque specifications).
Torque 7/16" fasteners to 70 lb-ft first. Then torque all remaining 10mm bolts to 45 lb-ft and 1/2" bolts to 110 lb-ft.
70 lb-ft.
45 lb-ft.
110 lb-ft.
No. Torque 7/16" fasteners to 70 lb-ft first. Then torque all remaining 10mm bolts to 45 lb-ft and 1/2" bolts to 110 lb-ft. This two-stage process ensures proper load distribution.
Yes. The factory bolts are removed in step 1 and loosely reinstalled in step 2 when positioning the end plate between the bumper bracket and frame.
Periodically check the receiver hitch to ensure that all fasteners are tight and that all structural components are sound. This ongoing inspection helps maintain safe operation and prevents loosening due to vibration and use.
Do not exceed your vehicle manufacturer's recommended towing capacity. Although the hitch is rated for 4,000 lbs trailer weight and 400 lbs tongue weight (weight carrying) or 6,000 lbs trailer weight and 600 lbs tongue weight (weight distribution), your vehicle's manufacturer may specify a lower limit. Always follow the vehicle manufacturer's guidance.
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 defective, Curt may repair or replace the product at their option when returned prepaid with proof of purchase. Alteration, misuse, or improper installation voids the warranty. Curt's liability is limited to repair or replacement of defective products and excludes liability for incidental or consequential loss or damage.
Curt part 55411 is designed for Chevy Astro, Chevy Blazer S10, GMC Envoy, GMC Jimmy S10/S15, GMC Safari, and Oldsmobile Bravada. Verify your exact vehicle model and year match this list before purchasing.
The Curt 55411 is a trailer wiring harness that connects to your vehicle's taillight wiring to provide power and signal circuits for a trailer. It terminates in a 4-flat connector that mates with a trailer's 4-flat plug.
The harness contains four wires: Brown (Tail Light Circuit), Yellow (Left Turn/Brake Circuit), Green (Right Turn/Brake Circuit), and White (Ground). Each wire must be spliced into the corresponding vehicle harness wire using the included wire taps.
Locate your vehicle's taillight wiring under the bumper or along the left side framerail. Use a test lamp to identify the wires for left turn, right turn, and taillights. Once identified, splice the harness wires to the corresponding vehicle wires as indicated in the color-coding guide: Brown to tail light, Yellow to left turn/brake, Green to right turn/brake, and White to ground.
Wire taps are included with the harness and are used to splice the four harness wires to the corresponding vehicle harness wires. To use them, fully insert both the vehicle wire and harness wire into the tap, then push down the metal lock to secure the connection.
After splicing all four wires using the wire taps, secure the harness wires to the vehicle using cable ties. This prevents movement and protects the connections from damage.
You can test using either a circuit tester or a trailer. For a circuit tester: attach the ground lead to the exposed ground terminal of the 4-flat end, then activate the tow vehicle's left turn, right turn, tail, and stop lights one at a time and probe the three receptacles of the 4-flat end to confirm proper functionality. For a trailer: mate the 4-flat with the trailer and run the same test using the trailer lights. If a trailer function does not work, disconnect the trailer 4-flat, turn vehicle functions off, and recheck with a circuit tester. If the circuit tester shows good functionality, the problem is with the trailer, not the harness.
Before drilling or working on any part of the installation, verify that miscellaneous items (such as fuel lines, brake lines, or electrical components) that may be hidden behind or under any surface are not in the way. This prevents damage to the vehicle and personal injury.
Yes, the Curt 55411 is designed for Chevy Blazer S10. Verify your vehicle model matches the compatibility list before installation.
You need a test lamp or circuit tester to identify vehicle wires and verify proper installation. The harness includes wire taps for splicing and cable ties for securing.
Disconnect the trailer 4-flat connector, turn off the vehicle functions, and retest with a circuit tester. If the circuit tester shows good functionality, the problem is with the trailer, not the harness installation. If the circuit tester shows a fault, recheck your wire splices and ensure each harness wire is properly connected to the correct vehicle wire: Brown to tail light, Yellow to left turn/brake, Green to right turn/brake, and White to ground.
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