Installation Instructions for Chevrolet & GMC C/K Series, Ford F-Series, and International Pickups

Part Numbers:

• 75034
• 44736
• 87034

Wiring Access Location:

• PU1, PU2

Tools Required:

• Drill Bits: 1/2"
• Wrenches: 3/4", 7/8" (Torque Wrench Required)

Specifications:

• Weight Carrying Capacity:
  • Max Trailer Weight: 5,000 lbs
  • Max Tongue Weight: 500 lbs
• Weight Distributing Capacity:
  • Max Trailer Weight: 10,000 lbs
  • Max Tongue Weight: 1,000 lbs

Step-by-Step Instructions:

1. Remove Spare Tire:

   • Remove the spare tire and carrier from the vehicle.

2. Remove Exhaust Pipes:

   • Disconnect the clamp and drop the exhaust pipes on dual exhaust models.

3. Prepare Frame Rail:

   • Remove undercoating from attachment surfaces.
   • Position the receiver on the vehicle and ensure it is centered.

4. Clear Rivets (For Some Models):

   • For some Chevrolet and GMC units with 6’ beds, grind or file the top of the rivet flush to ensure adequate clearance with the hitch.

5. Drill Holes:

   • Use the receiver as a template to drill 1/2" holes into the frame rails.

6. Install Fasteners:

   • Secure the hitch using the provided fasteners, placing blocks between the frame and hitch where necessary. Tighten all bolts to specified torque values.

7. Reconnect Exhaust Pipes:

   • Reconnect the exhaust pipes to the clamp.

8. Reinstall Spare Tire:

   • If retaining under-box tire storage, modify the spare tire carrier as needed to ensure proper fit.

Hardware List:

• (6) Carriage Bolt 1/2"-13 x 2-1/4" GR5
• (6) Block 1/4" x 1-1/2" x 2"
• (6) Lock Washer
• (6) Hex Nut

Torque Specifications:

• Tighten 1/2"-13 GR5 fasteners to 75 lb-ft.

Safety Notes:

• Regularly inspect the hitch and fasteners to ensure secure attachment.
• Plug all holes in the trunk pan or body panels if the hitch is removed to prevent water or exhaust fumes from entering.
• Replace any damaged hitch or ball immediately.
• Always wear safety glasses when working beneath the vehicle.
• Do not cut access or attachment holes with a torch.

Additional Notes:

• 1981 and Later Chevrolet & GMC with Step Bumpers:

  • Remove and retain support brackets for reinstallation if the hitch is removed.
  • The step bumper should not be used for towing if the brackets are removed.

• Optional J-Pin Locking Stabilizer available for added security (order separately).

Compliance:

This product complies with V.E.S.C. Regulation V-5 and safety requirements for connecting devices and towing systems in New York State.

Installation Instructions for Full-Size Pickups (Chevrolet & GMC C/K Series, Ford F-Series, and International Pickups)

Part Numbers:

• 75034
• 44736
• 87034

Wiring Access Location:

• PU1, PU2

Tools Required:

• Drill Bits: 1/2"
• Wrenches: 3/4", 7/8" (Torque Wrench Required)

Specifications:

• Weight Carrying Capacity:
  • Max Trailer Weight: 5,000 lbs
  • Max Tongue Weight: 500 lbs
• Weight Distributing Capacity:
  • Max Trailer Weight: 10,000 lbs
  • Max Tongue Weight: 1,000 lbs

Step-by-Step Instructions:

1. Remove Spare Tire:

   • Remove the spare tire and carrier from the vehicle.

2. Remove Exhaust Pipes:

   • Disconnect the clamp and drop the exhaust pipes on dual exhaust models.

3. Prepare Frame Rail:

   • Remove undercoating from attachment surfaces.
   • Position the receiver on the vehicle and ensure it is centered.

4. Clear Rivets (For Some Models):

   • For some models, grind or file the top of the rivet flush to ensure adequate clearance with the hitch.

5. Drill Holes:

   • Use the receiver as a template to drill 1/2" holes into the frame rails.

6. Install Fasteners:

   • Secure the hitch using the provided fasteners, placing blocks between the frame and hitch where necessary. Tighten all bolts to specified torque values.

7. Reconnect Exhaust Pipes:

   • Reconnect the exhaust pipes to the clamp.

8. Reinstall Spare Tire:

   • If retaining under-box tire storage, modify the spare tire carrier as needed to ensure proper fit.

Hardware List:

• (6) 1/2"-13 x 2-1/4" GR5 Carriage Bolts
• (6) 1/4" x 1-1/2" x 2" Blocks
• (6) Lock Washers
• (6) Hex Nuts

Torque Specifications:

• Tighten 1/2"-13 GR5 fasteners to 75 lb-ft.

Safety Notes:

• Regularly inspect the hitch and fasteners to ensure secure attachment.
• Plug all holes in the trunk pan or body panels if the hitch is removed to prevent water or exhaust fumes from entering.
• Replace any damaged hitch or ball immediately.
• Always wear safety glasses when working beneath the vehicle.
• Do not cut access or attachment holes with a torch.

Additional Notes:

• 1981 and Later Models with Step Bumpers:

  • Remove and retain support brackets for reinstallation if the hitch is removed.
  • The step bumper should not be used for towing if the brackets are removed.

• Optional J-Pin Locking Stabilizer available for added security (order separately).

Compliance:

This product complies with V.E.S.C. Regulation V-5 and safety requirements for connecting devices and towing systems in New York State.

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.

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.

Warranty:

The product comes with a standard warranty. For complete warranty instructions, please download the full installation PDF.

Installation Instructions for T-One® T-Connector

Part Numbers:

• 118311

Tools Required:

• Drill (3/32” Drill Bit)
• Screwdriver
• Test Probe
• Electrical Tape or Tie Straps (not supplied)

Step-by-Step Instructions:

1. Locate the Vehicle’s Tail Light Wiring Harness:

   • Find the wiring harness along the inside of the left rear frame rail.
   • This harness will have a connection point with connectors matching the ends of the T-Connector.

2. Disconnect the Wiring Harness:

   • Carefully separate the harness connectors, ensuring not to break the locking tabs.
   • Check and clean the mating surfaces of the connectors if necessary.

3. Install the T-Connector Adapter:

   • Insert the T-Connector adapter between the harness connectors.
   • Ensure the connectors are fully inserted and the locking tabs are secured.

4. Ground the White Wire:

   • Locate a suitable grounding point near the connector, such as the vehicle's frame or crossmember.
   • Clean the grounding area of dirt and rustproofing.
   • Drill a 3/32” hole and secure the white wire with the provided eyelet and screw.

   Caution: Do not drill into the vehicle floor or bed. Verify the surface behind before drilling to avoid damage.

5. Route the T-Connector Harness:

   • Route the T-Connector harness to the center of the vehicle.
   • Secure the wire to the vehicle’s crossmember or another mounting point using electrical tape or tie straps (not supplied).

6. Test the Installation:

   • Verify the installation with a test light or trailer.

Specifications:

• Max. circuit rating: 7.5 amps per circuit

Safety Notes:

• Ensure all connections are complete for proper operation.
• Always wear safety glasses and follow safety precautions during installation.

Manufacturer Notes:

• Refer to the vehicle owner’s manual for additional information.
• Store these instructions for future reference.

Installation Instructions for T-One® T-Connector

Part Numbers:

• 118311

Tools Required:

• Drill (3/32” Drill Bit)
• Screwdriver
• Test Probe
• Electrical Tape or Tie Straps (not supplied)

Step-by-Step Instructions:

1. Locate the Vehicle’s Tail Light Wiring Harness:

   • Find the wiring harness along the inside of the left rear frame rail.
   • This harness will have a connection point with connectors matching the ends of the T-Connector.

2. Disconnect the Wiring Harness:

   • Carefully separate the harness connectors, ensuring not to break the locking tabs.
   • Check and clean the mating surfaces of the connectors if necessary.

3. Install the T-Connector Adapter:

   • Insert the T-Connector adapter between the harness connectors.
   • Ensure the connectors are fully inserted and the locking tabs are secured.

4. Ground the White Wire:

   • Locate a suitable grounding point near the connector, such as the vehicle's frame or crossmember.
   • Clean the grounding area of dirt and rustproofing.
   • Drill a 3/32” hole and secure the white wire with the provided eyelet and screw.

   Caution:

   • Do not drill into the vehicle floor or bed. Verify the surface behind before drilling to avoid damage.

5. Route the T-Connector Harness:

   • Route the T-Connector harness to the center of the vehicle.
   • Secure the wire to the vehicle’s crossmember or another mounting point using electrical tape or tie straps (not supplied).

6. Test the Installation:

   • Verify the installation with a test light or trailer.

Specifications:

• Max. Circuit Rating: 7.5 amps per circuit

Safety Notes:

• Ensure all connections are complete for proper operation.
• Always wear safety glasses and follow safety precautions during installation.

Additional Information:

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.

Warranty Information:
For complete warranty instructions, please download the full installation PDF.

Note: Store these instructions for future reference and consult the vehicle owner’s manual for additional details.