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Installation Instructions

Chevrolet Pickup, Dodge Pickup,

Ford F-100, F-150, F-250, F-350,

GMC Pickup

Part Numbers:

51016

Rivet clearance for 1988 to present

Chevy Pickups only. Other models use

spacers to space down for rivet clearance.

Side bracket

1. Remove pickup truck spare tire at end of frame from its under bed mounting. This is not required for each installation but will make receiver

installation easier. It is to be reinstalled when installation is complete.

2. Measure the outside width of the frame. It should measure approximately 34" or 37-1/2" or 38".

3. Assemble the side brackets to the crosstube assembly as shown above. The bracket flanges point outboard for 37-1/2" and 38" wide frames.

The bracket flanges point inboard for 34" wide frames. Slots in the crosstube must line up with the holes in the side brackets. (Caution: Do Not

drill new holes in any receiver part.)

4. Install the 1/2-20 x 1-1/2 hex bolts, hardened flat washers, and flange locknuts as shown above. Do not substitute regular nuts for the

locknuts. Tighten all 1/2-20 fasteners with torque wrench to 90 Lb.-Ft. (122 N*M)

5. Read the General Notes and then continue installation by following the instructions for your particular vehicle application which is

listed on the following pages.

Rev. A6-27-06N51016Sheet 1 of 5

z 2001, 2006 Cequent Towing Products

Lock Washer 1/2Qty. (2)Spacer 1/4 X 1.50 X 2.00Qty. (12)

Bolt 1/2-13 X 2.25Qty. (2)Conical Washer 1/2Qty. (6)

Hex Nut 1/2-13Qty. (6)

Nut M12 X 1.75Qty. (2)Bolt 1/2-13 X 2.00Qty. (4)

Spacer 7/16 X 1.00 X 2.00Qty. (2)



Flanged Locknut 1/2-20Qty. (6)

Bolt M12 X 1.75 X 45Qty. (2)

Hardened Flat WasherQty. (8)

Spacer 1/4 X 1.00 X 2.00Qty. (4)

Bolt 1/2-20 X 1.50Qty. (6)

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.

Do Not Exceed Lower of Towing Vehicle

Manufacturer’s Rating or

500 (227 Kg)5000 (2270 Kg)

Weight Carrying

Ball Mount

1000 (454 Kg)10,000 (4540 Kg)

Weight Distributing

Max Tongue

WT (LB)

Max Gross

Trailer WT (LB)

Hitch type

Equipment Required: Center punch, Clamps,

Files-Round & Flat

Wrenches: 3/4, 13/16, 7/8, 13mm, 18mm, 19mm

Drill Bits: 3/16(.187), 9/32(281), 1/2(.500), 17/32(.531)

Fastener Kit: 51016-051

Cross Tube Assembly

DO NOT

install upside down

Cross Tube Assembly

DO NOT

install upside down

Side bracket

Tighten all 1/2-20 GR5 fasteners with torque wrench to 90 Lb.-Ft. (122 N*M)

Tighten all 1/2-13 GR5 fasteners with torque wrench to 75 Lb.-Ft. (102 N*M)

Tighten all M12 CL10.9 fasteners with torque wrench to 75 Lb.-Ft. (102 N*M)

SERIES 51®

Form: F205 Rev A 5-6-05

Summary of content (5 pages)

PAGE 1
SERIES 51® Part Numbers: Installation Instructions 51016 Chevrolet Pickup, Dodge Pickup, Ford F-100, F-150, F-250, F-350, GMC Pickup Do Not Exceed Lower of Towing Vehicle Manufacturer’s Rating or Equipment Required: Center punch, Clamps, Files-Round & Flat Fastener Kit: 51016-051 Wrenches: 3/4, 13/16, 7/8, 13mm, 18mm, 19mm Drill Bits: 3/16(.187), 9/32(281), 1/2(.500), 17/32(.
PAGE 2
Chevrolet & GMC Pickup Trucks with 34" frames (Does not fit units with 6' bed or 4WD with heavy duty suspension ) 1. Tighten the 1/2-20 hex bolts installed as shown on page 1 to 90 lb.-Ft. (122 N*M) 2. Note: 1981 and later Chevrolet & GMC applications with step bumpers require the removal of support brackets to the frame. These brackets must be retained for reinstallation upon removal of the receiver. The step bumper should not be used for towing with these support brackets removed. 3.
PAGE 3
4 5 Ford F-Series - Full Size Pickup Trucks 1979 and earlier 34" & 38" wide frame Ford Cab & Chassis Note: Cab & Chassis Only To install this receiver there must be 18" of unobstructed frame along with clearance for the crosstube assembly at the center of the vehicle. 1. Tighten the 1/2-20 hex bolts installed as shown on page 1 to 90 lb.-Ft.(122 N*M) 2. Position and center the receiver assembly on vehicle frame. Rearmost slot in receiver should not be located closer than 3/4" from the end of the frame.
PAGE 4
13 Dodge Ram Pickup Truck - Full size - 1994-Present No drilling for 8 ft. Bed units; Drill two (2) holes for 6 ft. Bed units Does not fit with heavy duty suspensions 1. Remove exhaust hanger bracket from side of frame.Not Required after 1997. 2. Raise receiver into position centering rearmost hole over existing hole (not large hole) at end of the frame. To clear lip on bottom of frame, place two spacers between side bracket and frame at each attachment point. Drill forward hole on 6 ft. Bed units. 3.
PAGE 5
Dodge Pickup Truck - Full Size 1967 - 1993 Spare tire carrier will have to be modified to retain under vehicle stowage. Spare tire can also be relocated elsewhere on the vehicle. Installation depends on vehicle configuration: Configuration 1: 8' bed, 2 & 4 wheel drive, regular & extended cab Configuration 2: 6' bed, 2 & 4 wheel drive 5 Configuration 1 - All holes require drilling 1. Position and center the receiver assembly on vehicle frame.