Compatibility Chart:
Get Expert Help
Install Notes
Installation Instructions for Toyota Tundra
Part Numbers:
- 75105
- 44729
- 87588
- 78198UH
Tools Required:
- 3/4" Socket
- 18mm Socket
- Torque Wrench
Step-by-Step Instructions:
-
Position the Receiver:
- Lift the receiver up to the frame of the vehicle.
- Align the large holes in the receiver brackets over the rivet heads on the frame.
-
Install Bolts to Weld Nuts:
- Install four (4) 1/2" serrated washers onto four (4) 12mm hex bolts.
- Insert the bolts through the receiver brackets and into the weld nuts in the frame.
-
Install Carriage Bolts and Plates:
- Place two (2) bolt plates over two (2) 1/2" carriage bolts.
- Insert the bolts down through the frame and receiver brackets.
- Secure with 1/2" serrated washers and 1/2" lock nuts.
-
Tighten Fasteners:
- Torque the 12mm bolts to 75 lb-ft (102 N·m).
- Torque the 1/2" nuts to 75 lb-ft (102 N·m).
Torque Specifications:
- 12mm Bolts: 75 lb-ft (102 N·m)
- 1/2" Nuts: 75 lb-ft (102 N·m)
Hardware List:
- (4) 12mm Hex Bolts
- (4) 1/2" Serrated Washers
- (2) Bolt Plates
- (2) 1/2" Carriage Bolts
- (2) 1/2" Lock Nuts
Safety Notes:
- Do not lubricate threads; bolt failure may occur due to over-tightening.
- Do not drill or weld to this hitch.
- Regularly inspect the hitch to ensure all fasteners are secure.
- Replace any damaged hitch or ball immediately.
- Always wear safety glasses and follow proper safety precautions when working beneath the vehicle.
Specifications:
- Weight Carrying (Ball Mount):
- Max Gross Trailer Weight: 5,000 lb (2,270 kg)
- Max Tongue Weight: 500 lb (227 kg)
- Weight Distributing:
- Max Gross Trailer Weight: 7,500 lb (3,402 kg)
- Max Tongue Weight: 750 lb (340 kg)
Additional Notes:
- This product complies with V.E.S.C. Regulation V-5 and SAE J684 safety standards.
- Consult the vehicle owner’s manual for towing recommendations and limitations.
- For installation assistance, contact Horizon Global at:
- U.S.A.: 800-632-3290
- Canada: 800-565-0351