Reese 51016 Installation Instructions

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(.531)
Side bracket
1
Qty. (6) Bolt 1/2-20 X 1.50
2
Qty. (8) Hardened Flat Washer
3
Qty. (6) Flanged Locknut 1/2-20
4
Qty. (4) Bolt 1/2-13 X 2.00
5
Qty. (12) Spacer 1/4 X 1.50 X 2.00
6
Qty. (6) Conical Washer 1/2
7
Qty. (6) Hex Nut 1/2-13
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.
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.
z 2001, 2006, 2009 Cequent Performance Products
Installation Instructions
Chevrolet Pickup, Dodge Pickup,
Ford F-100, F-150, F-250, F-350,
Rivet clearance for 1988 to present
Chevy Pickups only. Other models use
spacers to space down for rivet clearance.
Cross Tube Assembly
DO NOT install upside down
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)
GMC Pickup
Do Not Exceed Lower of Towing Vehicle
Hitch type
Weight Distributing
Weight Carrying
Ball Mount
Side bracket
8
Qty. (4) Spacer 1/4 X 1.00 X 2.00
9
Qty. (2) Bolt M12 X 1.75 X 45
Qty. (2) Spacer 7/16 X 1.00 X 2.00
Qty. (2) Nut M12 X 1.75
11
Qty. (2) Lock Washer 1/2
12
Qty. (2) Bolt 1/2-13 X 2.25
13
Sheet 1 of 5
Manufacturer's Rating or
Max Gross
Trailer WT (LB)
10,000 (4540 Kg)
5000 (2270 Kg)
3
3
Cross Tube Assembly
DO NOT install upside down
N51016 10-16-09
Form: F205 Rev A 5-6-05
Part Numbers:
51016
Max Tongue
WT (LB)
1000 (454 Kg)
500 (227 Kg)
1
2
Rev. B