Pro Series 51081 51 Receiver - Manual

Installation Instructions
Chevrolet Silverado Pickup 1500
GMC Sierra Pickup 1500
(Requires OEM Bumper)
Part Numbers:
51081
Hitch Shown In Proper Position
Equipment Required:
Wrenches: 3/4, 21 mm, 22mm
Drill Bits: None
Fasteners Typical Both Sides of Vehicle
Note: Factory Installed Steel Step Bumper and Brackets Must Be Used In Conjunction with Hitch
1. Remove existing M14 bolts from end of each frame rail.
2. Lift receiver into position, locating rearmost slots in receiver under existing weldnuts in vehicle frame.
3. Install new M14 bolts through receiver into weldnuts in vehicle frame and into step bumper.
4. Install remaining fasteners as shown.
Tighten all 1/2 GR5 fasteners with torque wrench to 75 Lb.-Ft. (102 N*M)
Rev. A 10-9-07 51081N Sheet 1 of 3 z 2007 Cequent Towing Products
Conical Washer 1/2 Qty. (4) 6 Lock Washer 9/16 Qty. (4) 2
Hex Nut 1/2-13 Qty. (4) 7 Flat Washer 9/16 Qty. (4) 3
Carriage Bolt 1/2-13 X 1-3/4 GR5 Qty. (4) 4
Block Qty. (4) 5 Bolt M14 X 2.00 X 40mm CL10.9 Qty. (4) 1
Tighten M14 CL10.9 fasteners with torque wrench to 115 Lb.-Ft. (156 N*M)
Note: check hitch frequently, making sure all fasteners and ball are properly tightened. If hitch is removed, plug all holes in trunk pan or other body panels to
prevent entry of water and exhaust fumes. A hitch or ball which has been damaged should be removed and replaced. Observe safety precautions when working
beneath a vehicle and wear eye protection. Do not cut access or attachment holes with a torch.
This product 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.
Fastener Kit: 51081F
Do Not Exceed Lower of Towing Vehicle
Manufacturer’s Rating or
600 (272 Kg) 6000 (2724 Kg)
Weight Carrying
Ball Mount
1050 (477 Kg) 10,500 (4767 Kg) Weight Distributing
Max Tongue
WT (LB)
Max Gross
Trailer WT (LB)
Hitch type
Wiring Access Location: PU3
Form: F205 Rev A 5-6-05
Existing Weldnut Typical both sides
Factory installed Bumper Bracket
- Typical Both Sides
Note: All Fasteners Typical Both Sides of Vehicle
Note: Factory Installed Steel Step Bumper
and Brackets Must Be Used In
Conjunction with Hitch
Frame
Bumper