CURT INSTALLATION MANUAL

Model 13499

Overview

Level of Difficulty

Difficult. Installation difficulty levels are based on time and effort involved and may vary depending on the installer level of expertise, condition of the vehicle and proper tools and equipment.

⚠️ WARNING: Never exceed the vehicle manufacturer's recommended towing capacity.

Weight Carrying Capacity

Gross trailer weight (GTW): 5,000 lbs.

Tongue weight (TW): 750 lbs.

Parts and Tools Required

Parts List

Item Qty Description
1 8 Hex bolt, M10
2 8 Conical-toothed washer, 7/16"

Tools Required

  • Ratchet
  • Torque wrench
  • Socket, 10mm
  • Torx bit, T-20
  • Socket, 16mm
  • Torx bit, T-25
  • Socket, 17mm
  • Trim panel pry tool
  • Socket extension, 6"

* For a tools reference guide visit curtmfg.com/trailer-hitch-installation.

Important Notices and Safety

NOTICE

Visit www.curtmfg.com for a full-color copy of this instruction manual, as well as helpful videos, guides and much more!

Before you begin installation, read all instructions thoroughly. Proper tools will improve the quality of installation and reduce the time required.

This installation requires:

  • Temporary removal of the bumper fascia and bumper beam.

Periodic inspection of the trailer hitch should be performed to ensure all mounting hardware remains tight and structural components are secure.

To help prevent damage to the product or vehicle, refer to the specified torque specifications when securing hardware during the installation process.

SAFETY INSTRUCTIONS

Safety glasses should be worn at all times while installing this product. ?

Product Registration and Warranty

CURT stands behind its products with industry-leading warranties. To get copies of the product warranties, register your purchase or provide feedback, visit: warranty.curtgroup.com/surveys.

Assembly Instructions

Diagrams and Descriptions

Product Photo: Image of the CURT 13499 trailer hitch assembly, showing its structure and mounting points.
Assembly Diagram: Detailed diagram illustrating the CURT 13499 trailer hitch assembly. It shows the hitch components, vehicle frame, and the placement of M10 hex bolts (#1) and 7/16" conical-toothed washers (#2) for attachment. Also depicts 'Factory hardware' and indicates 'FRONT' and 'REAR' directions.
Weldnut Cleaning: Diagram showing how to clean weldnuts in the vehicle frame using lubricant or compressed air, and a wire brush for heavy debris, cautioning against thread damage.
Conical Toothed Washer Orientation: Diagram illustrating the correct orientation of a conical-toothed washer. It shows the washer positioned between the vehicle frame and the hex bolt, with the teeth facing the component it is securing (hitch side plate).
Rubber Isolator Removal Diagram: Diagram demonstrating a method for removing a rubber exhaust hanger isolator using a 5/8" open-end wrench and a pry bar. It shows sliding the wrench onto the hanger rod and using the pry bar to rotate the isolator off. A note suggests using lubricant or soapy water on the hanger rod and isolator for easier removal.

Installation Steps

  1. Step 1: Remove the four screws from the bottom of the bumper fascia and one screw from the bottom inside of each rear wheel well using a T-25 torx bit socket.
  2. Step 2: Pull away the wheel well lining to reveal six screws, three on each side. Remove each screw using a T-25 torx bit socket.
  3. Step 3: Pull the wheel well trim away to reveal a screw and remove using a T-25 torx bit socket. Open the liftgate to reveal two screws and remove using a T-20 torx bit socket.
  4. Step 4: Remove the trunk floor and use a trim panel pry tool to remove the trunk edge trim starting from the side.
  5. Step 5: From the inside of the trunk, locate two rubber plugs, one on each side. Use the trim panel pry tool to remove the plugs to access the two nuts, one on each side. Remove each nut using a 10mm socket.
  6. Step 6: Remove the access panel on both sides of the trunk and locate two nuts, one on each side. Remove the nuts using a 10mm socket.
  7. Step 7: Gently remove the bumper fascia starting from the sides and working towards the rear of the vehicle. Set aside for later reinstallation. Locate eight M10 bolts on the bumper beam and remove using a 16mm socket. Remove the bumper beam and bumper beam bracket and set aside for reinstallation in Step 8.
  8. Step 8: Raise the hitch into position along with the bumper beam and bumper beam bracket and secure with the supplied M10 bolts (#1) and conical-toothed washers (#2). Torque the M10 hardware to 45 ft-lbs.
  9. Step 9: Reinstall the bumper fascia following steps 1 through 7 in reverse order.

Final Installed View

Final Installed Image: Images showing the rear view of a vehicle (Audi Q5) with the CURT 13499 trailer hitch installed. The hitch is discreetly mounted beneath the bumper, with the ball mount visible.

Towing Basics & Safety Information

For information on safely towing your trailer, visit curtmfg.com/understanding-towing.

Models: 13499 Trailer Hitch, 13499, Trailer Hitch, Hitch

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References

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