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Blue Ox
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Select your vehicle to confirm this part fits.
2020 - 2023 GMC Sierra 2500 HD
Confirmed to Fit
2020 - 2023 GMC Sierra 3500 HD
Confirmed to Fit


Always the correct part
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Always the correct part
We know our products
Quality Products
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Custom Designed For Your Vehicle
Material: Steel
Color: Black
Finish: Powder Coat
Mounting Type: Bolt On
Mounting Hardware Included Yes/No: Yes
The Blue Ox BX1739 Tow Bar Bracket is the ultimate choice for reliable and durable towing. Proudly forged from high-quality steel, it boasts a black powder coat finish that provides an exceptional level of resistance to corrosion and wear. With a convenient bolt-on mounting type, this solid tow bar bracket offers an easy, do-it-yourself installation process. The package comes complete with all necessary hardware and comprehensive instructions, making the installation hassle-free. Whether you're towing for a short trip or a long journey, trust in the Blue Ox BX1739 Tow Bar Bracket for its unrivaled strength and longevity.

Blue Ox is known internationally for recreational and commercial towing products, manufacturing in Pender, Nebraska since 1925. The line covers tow bars and vehicle-specific baseplates for flat towing behind a motorhome, sway control and weight distributing hitches, supplemental braking accessories and towing wiring, backed by patented designs and long-standing customer service.
Blue Ox has manufactured since 1925 and is recognised internationally for towing products and customer service. The company operates from Pender, Nebraska, where it grew out of Automatic Manufacturing Co., a business that started with cattle oilers and developed into agricultural equipment, tractor accessories and trailer towing hardware. That agricultural engineering heritage still shows in how the towing products are built, and the company holds patents across weight distribution, fifth wheel and tow bar designs.
Flat towing is the discipline Blue Ox is best known for. Towing a car with all four wheels on the ground behind a motorhome demands a system that stays rigid under braking, articulates properly over uneven ground, and connects to the towed vehicle at points strong enough to take the load. Blue Ox tow bars handle the first two, with self-aligning arms that latch under tension and release without a struggle when the load is off them. Vehicle-specific baseplates handle the third, engineered per make and model to tie into structural mounting points behind the fascia.
The wider flat towing range covers supplemental braking systems, safety cables and the accessories that make a complete legal setup, along with baseplate wiring and dinghy towing harnesses that pass lighting signals to the towed vehicle without back-feeding its electrical system.
For conventional trailer towing, Blue Ox weight distributing hitches with integrated sway control transfer tongue load onto the tow vehicle's front axle and resist the yaw that crosswinds and passing trucks induce.
The company describes its foundation as customer service, designing around what owners actually ask for, and it runs an RV park adjacent to the factory where customers can stay. Sister operations at the same Nebraska site include Automatic grain roller mills and MAD-RAMPS pivoting ramp systems.
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2 compatible vehicles
| Year | Make & Model | Notes |
|---|---|---|
| 2020 - 2023 | GMC Sierra 2500 HD | Vehicles With Adaptive Cruise Control, Shutters, and Denali Comes with Removable Attachment Tabs Install Rating 2 Requires Some Trimming of Bumper Fascia/Plastic/And/Or Grill Minor Drilling Required Baseplate Has Non 24 in. Spaced Attachment Tabs Requires Motorhome Mounted Tow Bar/Adapter To Utilize Car Mounted Tow Bar Tow Bar Adapters Not To Be Used On Vehicles Over 5000 lbs. |
| 2020 - 2023 | GMC Sierra 3500 HD | Vehicles With Adaptive Cruise Control, Shutters, and Denali Comes with Removable Attachment Tabs Install Rating 2 Requires Some Trimming of Bumper Fascia/Plastic/And/Or Grill Minor Drilling Required Baseplate Has Non 24 in. Spaced Attachment Tabs Requires Motorhome Mounted Tow Bar/Adapter To Utilize Car Mounted Tow Bar Tow Bar Adapters Not To Be Used On Vehicles Over 5000 lbs. |
The BlueOx Tow Bar Base Plate For Select Shutt BX1739 (Part #FDRWBX1739) fits the following vehicles: 2020-2023 GMC Sierra 2500 HD; 2020-2023 GMC Sierra 3500 HD. Always verify your specific year, make, and model before ordering.
Yes, the BlueOx Tow Bar Base Plate For Select Shutt BX1739 (Part #FDRWBX1739) is designed to fit the 2020-2023 GMC Sierra 2500 HD.
The BlueOx Tow Bar Base Plate For Select Shutt BX1739 (Part #FDRWBX1739) fits 2020-2023 GMC Sierra 2500 HD models. The 2023 model year is the last year covered by this part number. For newer models, check for an updated version.
The BlueOx Tow Bar Base Plate For Select Shutt BX1739 (Part #FDRWBX1739) Refer to the included instructions for installation details. Basic hand tools are typically all you need.
Yes, the BX1739 baseplate is designed for 2020-2023 GMC Sierra 2500 and 3500 models, including vehicles with shutters and adaptive cruise control. The attachment tab height is 20" and width is 33". Ensure your tow bar is compatible with the 33" tab width before installation.
The baseplate attachment tabs are 33" wide and 20" high. You must ensure your tow bar is compatible with this 33" tab width. Consult your tow bar documentation or contact Blue Ox at (402) 385-3051 to confirm compatibility.
Required tools include: reciprocating saw, torque wrench, drill, 1/2" drill bit, 13/16" drill bit, 7MM socket, 18MM socket, 18MM wrench, 3/4" socket, 3/4" wrench, and T15 Torx. You will also need Loctite Red for all bolt threads.
The kit includes two baseplates (driver and passenger side), two attachment tab assemblies, electrical bracket, sleeves with slot plates, bolt-on convenience link plates, tubes, hex head bolts in multiple sizes (1/4"-20 x 3/4", 1/2"-13 x 1-1/2", 1/2"-13 x 5"), screws, hex nuts, nylon insert lock nuts, flat washers, lock washers, Class IV safety cables, quicklinks, and black cap plug receivers. See the parts list on page 3 for complete details and part numbers.
No, tail light wiring kits are not included. The BX8848 Tail Light Wiring Kit is recommended for this vehicle. The BX88442 Tail Light Wiring Kit is recommended for vehicles with progressive lit tail lights. These must be ordered separately.
Blue Ox recommends that towing products be installed by Blue Ox dealers who are familiar with the products and have the equipment and knowledge necessary to do fit work. Blue Ox dealers can be found at www.blueox.com or by contacting the Technical Service Department at (402) 385-3051.
No. The tow hooks are removed during baseplate installation and will not be reinstalled. The rubber pieces from the tow hook housing are also removed and will not be reinstalled.
Yes, drilling is required. Using a 13/16" drill bit, you must drill out two holes on the inside of the frame on both sides of the vehicle. Additionally, a reciprocating saw is used to trim the tow hook shield on both sides to allow room for the baseplate.
A 13/16" drill bit is required to drill out the two holes on the inside of the frame on both sides of the vehicle.
Yes. Using a reciprocating saw, you must trim the tow hook shield as indicated in the instructions to allow room for the baseplate. This must be done on both sides of the vehicle. Be aware of objects behind the cutting surface when using the reciprocating saw.
Yes. Use a good quality paint to spray cut edges of the frame to prevent rusting.
Use the torque charts provided on page 1 of the instructions. For metric bolts: 6MM Grade 8.8 = 6 ft-lbs, 8MM Grade 8.8 = 16 ft-lbs, 10MM Grade 8.8 = 31 ft-lbs, 12MM Grade 8.8 = 54 ft-lbs. For inch bolts: 1/4" Grade 5 = 10 ft-lbs, 5/16" Grade 5 = 19 ft-lbs, 3/8" Grade 5 = 33 ft-lbs, 1/2" Grade 5 = 78 ft-lbs. Apply Loctite Red to all bolt threads before tightening.
The attachment tab height is 20" and the attachment tab width is 33".
The baseplate is computer tested to your vehicle's GVWR. Exceeding this weight will void the manufacturer's warranty. Refer to your vehicle owner's manual for manufacturer's towing specifications.
Yes. Permanent baseplate safety cables are strongly recommended when towing a vehicle with a tow bar. The baseplate includes Class IV safety cables that must be connected from the baseplate to the frame rail or cross member of the vehicle's frame. The cables must not be mounted against wires, hoses, or brake lines. These cables are to be used in conjunction with, and not as a replacement for, legally required safety cables attaching the towed vehicle to the towing vehicle.
The permanent baseplate safety cables must be connected from the baseplate to the frame rail or cross member of the vehicle's frame using the provided quicklinks and convenience link tabs. The cables must not rub against any hoses or moving parts, and must not be mounted against wires, hoses, or brake lines. Two installation options are shown in the manual: Option 1 uses convenience link tabs on the baseplate, and Option 2 is for baseplates without convenience link tabs. Secure the cables to a solid piece of the frame as described in the General Information sheet if additional options would interfere with the suggested mounting.
If the baseplate is in an accident, it must be replaced. Do not use it again. An accident can cause unseen damage, and using it again could result in more damage or serious injury. Do not use the baseplate if it is damaged or missing parts.
Be sure that all electrical connections are plugged in and accessories are functioning properly before reinstalling the fascia.
It is the owner's responsibility to inspect all towing equipment for cracked welds, missing or worn parts, and loose bolts before each towing trip. Be sure to use Loctite Red on all bolts and tighten to the recommended specifications. Remove the attachment tabs when not in use. The permanent baseplate safety cables should remain installed as long as the baseplate is installed on the vehicle.
Yes. It is crucial to register your product online at www.blueox.com so that you may be alerted of product offerings, updates, upgrades, maintenance and safety bulletins, and/or recalls. Warranty coverage is valid only if the customer warranty card is returned by the original purchaser within 30 days of purchase.
Blue Ox provides a three-year limited warranty from the date of delivery to the original retail purchaser. The warranty covers defects in material and workmanship under normal use and service. Warranty coverage is valid only if the customer warranty card is returned within 30 days of purchase and a copy of the original invoice accompanies any claim. The warranty does not cover improper installation, improper use, modification, neglect, failure to maintain, misuse, accident, normal wear and tear, paint, or rust. The warranty is non-transferable.
No. Towing behind a non-motorized vehicle will void the warranty.
If a bolt is lost or in need of replacement, use a replacement bolt of the same grade. In most cases it will be Grade 5. Refer to the parts list on page 3 for the correct part number and specifications. Replacement parts may be ordered through your nearest Blue Ox dealer or distributor. Do not substitute homemade or non-typical parts.
Yes, the BX1739 is designed for 2020-2023 GMC Sierra 2500 and 3500 models, including vehicles with shutters and adaptive cruise control. The attachment tabs are 33" wide and 20" high; confirm your tow bar is compatible with this width.
You will need a reciprocating saw, torque wrench, drill, 1/2" and 13/16" drill bits, 7MM and 18MM sockets and wrenches, 3/4" socket and wrench, T15 Torx, and Loctite Red.
Yes. You must drill two 13/16" holes in the frame on both sides and use a reciprocating saw to trim the tow hook shield on both sides. Paint cut edges to prevent rust.
Yes. The tow hooks and rubber pieces from the tow hook housing are removed during installation and will not be reinstalled.
Use the torque charts on page 1. For example, 1/2" Grade 5 bolts = 78 ft-lbs. Apply Loctite Red to all bolt threads before tightening to the appropriate torque for each bolt size and grade.
Yes. Class IV safety cables are included and must be connected from the baseplate to the vehicle frame using the provided quicklinks. They must not contact wires, hoses, or brake lines, and are required in addition to legal tow vehicle safety cables.
The baseplate is computer tested to your vehicle's GVWR. Exceeding this weight voids the warranty. Check your vehicle owner's manual for towing specifications.
Before each towing trip, inspect for cracked welds, missing or worn parts, and loose bolts. Tighten all bolts to specification using Loctite Red. Remove attachment tabs when not in use. Keep safety cables installed and ensure they do not contact hoses or moving parts.
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