Instructions / Assembly

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Installation Instructions

Chevrolet 2500/3500 Silverado Trucks

GMC 2500/3500 Sierra Trucks

(Requires factory bumper & brackets)

Part Numbers:

51073

Hitch Shown In Proper Position

Equipment Required:

Wrenches: 3/4, 21 mm, 22mm

Drill Bits: None

Fasteners: typical both sides of vehicle.

1. Remove existing M14 bolts from end of each truck frame rail.

2. Lift hitch into position, locating rearmost slots in hitch under existing weldnuts in truck frame.

3. Install new M14 bolts through hitch into weldnuts in truck frame.

4. Install remaining fasteners as shown.

Tighten all 1/2 GR5 fasteners with torque wrench to 75 Lb.-Ft. (102 N*M)

Rev. A5-7-0751073NSheet 1 of 1

z 2007 Cequent Towing Products

Conical Washer 1/2Qty. (2)Lock Washer 9/16Qty. (2)

Hex Nut 1/2-13Qty. (2)Flat Washer 9/16Qty. (2)

Carriage Bolt 1/2-13 X 1-3/4Qty. (2)

Block, 1/4” X 1-1/2” X 3”Qty. (2)Bolt M14 X 2.00 X 40mmQty. (2)

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: 51073F

Do Not Exceed Lower of Towing Vehicle

Manufacturer’s Rating or

500lb. (227 Kg)5000lb. (2270 Kg)

Weight Carrying

Ball Mount

750lb. (341 Kg)7,500lb. (3405 Kg)

Weight Distributing

Max Tongue

Max Gross

Trailer WT

Hitch type

Wiring Access Location: PU3

Form: F205 Rev A 5-6-05

Note: All Fasteners Typical Both Sides of Vehicle

Installation Instructions

Frame

Existing weldnuts,

typical both sides

Truck

frame

Bumper

bracket

Bumper

Note: factory installed

steel step bumper and

bumper brackets must

be used with hitch.

Install new M14 bolts through hitch into weldnuts in truck frame and into step bumper.