Installation Instructions for Acura MDX
(Fits with mini spare tire stowed under the vehicle. Will not fit with a full-size spare or rear sport bumper trim.)

Part Numbers:

• 87474
• 75614
• 44594
• 78217 (U-Haul)

Tools Required:

• Wrenches: 10mm, 19mm, 21mm
• Drill Bits: None

Wiring Access Location:

• SUV1, SUV2

Step-by-Step Instructions:

1. Remove Spare Tire:

   • Completely remove the mini spare tire for easier hitch installation.

2. Lower Exhaust:

   • Detach the two rearmost rubber hangers on both sides to lower the exhaust system.

3. Remove Heat Shields:

   • Detach and remove the heat shields from both sides of the vehicle.

4. Position the Hitch:

   • Raise the hitch into position under the vehicle frame.
   • Secure the hitch using the provided hardware by installing eight (8) M14 x 1.50 x 45mm hex bolts and eight (8) flat washers into the existing weldnuts.

5. Tighten Fasteners:

   • Use a torque wrench to tighten all M14 fasteners to 90 lb-ft (122 N·m).

6. Reinstall Heat Shields:

   • Reattach the heat shields to the frame and tighten the bolts.

7. Reinstall Exhaust:

   • Raise the exhaust back into position and secure the rubber hangers.

8. Reinstall Spare Tire:

   • Replace the mini spare tire back into its stowed position under the vehicle.

Hardware List:

• (8) M14 x 1.50 x 45mm CL10.9 Hex Bolts
• (8) Flat Washers (9/16” Hardened)

Safety Notes:

• Check the hitch frequently to ensure all fasteners and the ball are properly tightened.
• If the hitch is removed, plug all holes in the trunk pan or other body panels to prevent water and exhaust fumes from entering.
• Replace any damaged hitch or ball immediately.
• Follow safety precautions when working beneath the vehicle, and wear eye protection.
• Do not cut access or attachment holes with a torch.

Specifications:

• Hitch Type and Weight Ratings:
  • Weight Distributing: Max Trailer Weight 5,000 lbs (2,270 kg), Max Tongue Weight 500 lbs (227 kg).
  • Weight Carrying (Ball Mount): Max Trailer Weight 4,000 lbs (1,816 kg), Max Tongue Weight 400 lbs (182 kg).
• Complies with safety specifications and requirements for connecting devices and towing systems of the State of New York, V.E.S.C. Regulation V-5, and SAE J684.

Installation Instructions for Vehicles (Generic)
(Fits with mini spare tire stowed under the vehicle. Will not fit with a full-size spare or rear sport bumper trim.)

Part Numbers:

• 87474
• 75614
• 44594
• 78217 (U-Haul)

Tools Required:

• Wrenches: 10mm, 19mm, 21mm
• Drill Bits: None

Wiring Access Location:

• SUV1, SUV2

Step-by-Step Instructions:

1. Remove Spare Tire:

   • Completely remove the mini spare tire for easier hitch installation.

2. Lower Exhaust:

   • Detach the two rearmost rubber hangers on both sides to lower the exhaust system.

3. Remove Heat Shields:

   • Detach and remove the heat shields from both sides of the vehicle.

4. Position the Hitch:

   • Raise the hitch into position under the vehicle frame.
   • Secure the hitch using the provided hardware by installing eight (8) M14 x 1.50 x 45mm hex bolts and eight (8) flat washers into the existing weldnuts.

5. Tighten Fasteners:

   • Use a torque wrench to tighten all M14 fasteners to 90 lb-ft (122 N·m).

6. Reinstall Heat Shields:

   • Reattach the heat shields to the frame and tighten the bolts.

7. Reinstall Exhaust:

   • Raise the exhaust back into position and secure the rubber hangers.

8. Reinstall Spare Tire:

   • Replace the mini spare tire back into its stowed position under the vehicle.

Hardware List:

• (8) M14 x 1.50 x 45mm CL10.9 Hex Bolts
• (8) Flat Washers (9/16” Hardened)

Safety Notes:

• Check the hitch frequently to ensure all fasteners and the ball are properly tightened.
• If the hitch is removed, plug all holes in the trunk pan or other body panels to prevent water and exhaust fumes from entering.
• Replace any damaged hitch or ball immediately.
• Follow safety precautions when working beneath the vehicle, and wear eye protection.
• Do not cut access or attachment holes with a torch.

Warranty Information:

• For complete warranty instructions, please download the full installation PDF.

Specifications:

• Hitch Type and Weight Ratings:
  • Weight Carrying (Ball Mount): Max Trailer Weight 4,000 lbs (1,816 kg), Max Tongue Weight 400 lbs (182 kg).
  • Weight Distributing: Max Trailer Weight 5,000 lbs (2,270 kg), Max Tongue Weight 500 lbs (227 kg).
• Complies with safety specifications and requirements for connecting devices and towing systems.

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.

Technical Support:

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.