Product Details
- Brand: Curt
- Model: 13445-CH3527
- Includes: Class 3 Trailer Tow Hitch
Compatibility Chart
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For 2003-2009 Toyota 4Runner Trailer Hitch Fits All Models Curt 13445 2 inch Tow Receiver Install Notes
Installation Instructions for Lexus GX470 & Toyota 4Runner
Part Numbers:
-
13445
Tools Required:
- Torque wrench
- Ratchet
- 19mm socket
- 13mm socket
Step-by-Step Instructions:
-
Remove Tow Hooks:
- Remove the tow hooks from both sides of the vehicle frame if present.
-
Position the Hitch:
- Maneuver the passenger-side hitch plate over the exhaust.
- Hold the hitch up against the vehicle's frame rails.
-
Align Hitch with Frame Weld Nuts:
- Line up the hitch side plate holes with the existing weld nuts in the vehicle frame.
-
Install Hardware:
- Install the provided M12 hex bolts with 1/2" conical washers into the larger weld nuts.
- Install the M8 hex bolts with 3/8" conical washers into the smaller weld nuts.
-
Torque Fasteners:
- Torque all M12 fasteners to 86 ft-lbs.
- Torque all M8 fasteners to 23 ft-lbs.
-
Check for 7-Way Plug Relocation:
- If equipped with a factory 7-way plug, relocation may be required to avoid interference with the hitch.
Hardware List:
- Hex Bolt, M12 x 1.25 x 40, Class 10.9, YZ: Qty 4 (Part No. 10-10277)
- Conical Washer, 1/2, YZ: Qty 4 (Part No. 30-00149)
- Hex Bolt, M8 x 1.25 x 35, Class 10.9, YZ: Qty 4 (Part No. 10-10393)
- Conical Washer, 3/8, YZ: Qty 4 (Part No. 30-00148)
Safety Notes:
- Gross Load Capacity (Weight Carrying Hitch): 5,000 lbs (trailer weight), 500 lbs (tongue weight).
- Gross Load Capacity (Weight Distribution Hitch): 5,500 lbs (trailer weight), 550 lbs (tongue weight).
- Warning: Do not exceed the vehicle manufacturer's recommended towing capacity.
- Periodically inspect the hitch to ensure all fasteners remain tight and structural components remain sound.
Specifications:
- Hitch Weight: 50 lbs
- Installation Time:
- Professional: 23 minutes
- Novice (DIY): 25 minutes
- Drilling Required: No
- Lower Exhaust: Yes
- Tow Hook Removal: Yes
- 7-Way Plug Relocation: May be required
Manufacturer Notes:
- Warranty covers defects in material and workmanship at the time of purchase.
- For technical support, call Curt Manufacturing at 1-877-287-8634.
Vehicle Applications:
- Fits Lexus GX470
- Fits Toyota 4Runner
Revision History:
- 2/12/2020: Initial version released.
Installation Instructions for Lexus GX470 & Toyota 4Runner
Part Numbers:
- 13445
Tools Required:
- Torque wrench
- Ratchet
- 19mm socket
- 13mm socket
Step-by-Step Instructions:
-
Remove Tow Hooks:
- Remove the tow hooks from both sides of the vehicle frame if present.
-
Position the Hitch:
- Maneuver the passenger-side hitch plate over the exhaust.
- Hold the hitch up against the vehicle's frame rails.
-
Align Hitch with Frame Weld Nuts:
- Line up the hitch side plate holes with the existing weld nuts in the vehicle frame.
-
Install Hardware:
- Install the provided M12 hex bolts with 1/2" conical washers into the larger weld nuts.
- Install the M8 hex bolts with 3/8" conical washers into the smaller weld nuts.
-
Torque Fasteners:
- Torque all M12 fasteners to 86 ft-lbs.
- Torque all M8 fasteners to 23 ft-lbs.
-
Check for 7-Way Plug Relocation:
- If equipped with a factory 7-way plug, relocation may be required to avoid interference with the hitch.
Hardware List:
- Hex Bolt, M12 x 1.25 x 40, Class 10.9, YZ: Qty 4
- Conical Washer, 1/2, YZ: Qty 4
- Hex Bolt, M8 x 1.25 x 35, Class 10.9, YZ: Qty 4
- Conical Washer, 3/8, YZ: Qty 4
Safety Notes:
- Gross Load Capacity (Weight Carrying Hitch): 5,000 lbs (trailer weight), 500 lbs (tongue weight).
- Gross Load Capacity (Weight Distribution Hitch): 5,500 lbs (trailer weight), 550 lbs (tongue weight).
- Warning: Do not exceed the vehicle manufacturer's recommended towing capacity.
- Periodically inspect the hitch to ensure all fasteners remain tight and structural components remain sound.
Specifications:
- Hitch Weight: 50 lbs
- Installation Time:
- Professional: 23 minutes
- Novice (DIY): 25 minutes
- Drilling Required: No
- Lower Exhaust: Yes
- Tow Hook Removal: Yes
- 7-Way Plug Relocation: May be required
Notes:
- Attention: This is a summary of the installation procedure. For complete installation instructions, including diagrams and detailed information from the manufacturer, please download the full installation PDF.
- For technical support and assistance, our team of experts is available to help. You can reach our tech support by visiting www.trailerjacks.com or calling 877-869-6690.
Warranty Information:
- Warranty covers defects in material and workmanship at the time of purchase.
- For complete warranty instructions, please download the full installation PDF.
Vehicle Applications:
- Fits Lexus GX470
- Fits Toyota 4Runner
Revision History:
- 2/12/2020: Initial version released.