Draw-Tite 41901 ULTRA FRAME RECEIVER - Manual

1. If vehicle is equipped with a factory step bumper, remove and discard the 12mm hex bolt from each end of the frame.
2. Vehicles W/O Factory Step Bumper: Using the existing holes in the frame rails, bolt the reinforcement bracket into the inside
end of each frame rail using 1/2” X 1.25” hex bolts, 1/2” hex nuts and lockwashers. The reinforcement brackets should rest
against the frame rail lower flanges.
3. Lift receiver into position, centering over the existing holes in the frame.
4. Vehicles W/O Factory Step Bumper: Install The M12 X 1.75 X 45mm hex bolt and 1/2” conical toothed washer through the
receiver bracket, frame rail and reinforcement bracket. Install the 1/2” lockwasher and M12 X 1.75 hex nut.
4. Vehicles W/ Factory Step Bumper: Install the M12 X 1.75 X 45mm hex bolt and 1/2” conical toothed washer through the
receiver bracket, into the frame, threading into the existing weld nut. The M12 hex nuts, 1/2” X 1.25” hex bolts, 1/2” hex nuts,
1/2” lockwashers and the reinforcement brackets may be discarded.
5. Increase the center attachment hole to 9/16”.
6. Install the remaining fasteners as shown, placing the blocks inside the frame rails.
Installation Instructions
Chevrolet & GMC Pickup
Full Size – All With 8’ Box
Part Numbers:
41901
Tighten all 1/2 GR5 fasteners with torque wrench to 75 Lb.-Ft. (102 N*M)
Rev. B 4-1-08 N41901 Sheet 1 of 3 z 2008 Cequent Towing Products
Conical Toothed Washer Qty. (2) 5
M12 X 1.75 Nut Qty. (2) 9 M12 X 1.75 X 45mm CL10.9 Bolt Qty. (2) 4
1/2-13 Hex Nut Qty. (4) 8 Flanged Locknut Qty. (4) 3
Lock Washer Qty. (6) 7 3/8 X 1-1/2 X 3 Block Qty. (4) 2
1/2 X 1-1/4 GR5 Hex Bolt Qty. (4) 6 9/16 X 1.75 GR5 Hex Bolt Qty. (4) 1
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.
Tighten all M12 CL8.8 fasteners with torque wrench to 85 Lb.-Ft. (116 N*M)
Do Not Exceed Lower of Towing Vehicle
Manufacturer’s Rating or
1000 (454 Kg) 10,000 (4540 Kg)
Weight Carrying
Ball Mount
1300 (590 Kg) 13,000 (5902 Kg) Weight Distributing
Max Tongue
WT (LB)
Max Gross
Trailer WT (LB)
Hitch type
Wiring Access Location: PU4
Warning: Under No Circumstances is this hitch to be installed on vehicles with a 6’ box (short wheelbase).
Tighten all 9/16 GR5 fasteners with torque wrench to 120 Lb.-Ft. (163 N*M)
Wrenches: 18mm, 19mm, 13/16, 7/8
Drill Bits: 9/16
Hitch Requires 5/8” pin and clip
Fastener Kit: 01130-707
Equipment Required:
Wrenches: 18mm, 19mm, 13/16, 7/8
Drill Bits: 9/16
Hitch Requires 5/8” pin and clip
Fastener Kit: 01130-707
Note: Relocation or removal of the
under-vehicle spare tire is not required.
For vehicles without
step bumper
Frame
Existing weldnut (With
step bumper only)
R.H./L.H. Bracket
(4357-001, 4357-002)