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Blue Ox
Verify Fitment
Select your vehicle to confirm this part fits.
2004 - 2007 Buick Rainier
Confirmed to Fit
2002 - 2009 Chevrolet Trailblazer
Confirmed to Fit
2002 - 2009 GMC Envoy
Confirmed to Fit
2003 - 2006 Isuzu Ascender
Confirmed to Fit
2002 - 2004 Oldsmobile Bravada
Confirmed to Fit

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Custom Designed: Each Blue Ox BX1709 Tow Bar Bracket is tailor-made for specific towed vehicles, ensuring a perfect fit and optimal performance.
Material: Steel
Color: Black
Finish: Powder Coat
Mounting Type: Bolt On
Mounting Hardware Included Yes/No: Yes
Experience the superior strength and durability of the Blue Ox BX1709 Tow Bar Bracket, a reliable and efficient addition to your towing system. Custom designed for each specific towed vehicle, it guarantees a perfect fit and seamless integration. Crafted from robust steel and coated with a black powder finish, this bracket is not just built to last but also adds a sleek touch to your vehicle. It comes with all necessary hardware and easy-to-follow instructions for a hassle-free, do-it-yourself installation. This bolt-on mounting type bracket is a testament to Blue Ox's commitment to quality, convenience, and customer satisfaction.

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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Call 888-634-94943 Years
5 compatible vehicles
| Year | Make & Model | Notes |
|---|---|---|
| 2004 - 2007 | Buick Rainier | Comes with Removable Attachment Tabs Install Rating 3 Bumper Fascia Must Be Removed/Replaced During Install Requires Some Trimming of Bumper Fascia/Plastic/And/Or Grill Minor Drilling Required Requires Some Trimming of the Air Dam Be Sure to Confirm the Weight of Your Individual Vehicle Before Towing. Always Insure Both Your Tow Bar and Hitch are Adequately Rated for the Vehicle’s Overall Weight |
| 2002 - 2009 | Chevrolet Trailblazer | Comes with Removable Attachment Tabs Install Rating 3 Bumper Fascia Must Be Removed/Replaced During Install Requires Some Trimming of Bumper Fascia/Plastic/And/Or Grill Minor Drilling Required Requires Some Trimming of the Air Dam Be Sure to Confirm the Weight of Your Individual Vehicle Before Towing. Always Insure Both Your Tow Bar and Hitch are Adequately Rated for the Vehicle’s Overall Weight |
| 2002 - 2009 | GMC Envoy | Also Denali Comes with Removable Attachment Tabs Install Rating 3 Bumper Fascia Must Be Removed/Replaced During Install Requires Some Trimming of Bumper Fascia/Plastic/And/Or Grill Minor Drilling Required Requires Some Trimming of the Air Dam Tow Hooks Must be Removed and Remain off the Vehicle After Installation Be Sure to Confirm the Weight of Your Individual Vehicle Before Towing. Always Insure Both Your Tow Bar and Hitch are Adequately Rated for the Vehicle’s Overall Weight |
| 2003 - 2006 | Isuzu Ascender | Comes with Removable Attachment Tabs Install Rating 3 Bumper Fascia Must Be Removed/Replaced During Install Requires Some Trimming of Bumper Fascia/Plastic/And/Or Grill Minor Drilling Required Requires Some Trimming of the Air Dam Be Sure to Confirm the Weight of Your Individual Vehicle Before Towing. Always Insure Both Your Tow Bar and Hitch are Adequately Rated for the Vehicle’s Overall Weight |
| 2002 - 2004 | Oldsmobile Bravada | Comes with Removable Attachment Tabs Install Rating 3 Bumper Fascia Must Be Removed/Replaced During Install Requires Some Trimming of Bumper Fascia/Plastic/And/Or Grill Minor Drilling Required Requires Some Trimming of the Air Dam Tow Hooks Must be Removed and Remain off the Vehicle After Installation Be Sure to Confirm the Weight of Your Individual Vehicle Before Towing. Always Insure Both Your Tow Bar and Hitch are Adequately Rated for the Vehicle’s Overall Weight |
Yes, the BlueOx Tow Bar Base Plate, Front Mount, RV Flat Towing for Select, CHEVY TRAILBLAZER (Part #FDRWBX1709) is designed to fit the 2004-2007 Buick Rainier.
The BlueOx Tow Bar Base Plate, Front Mount, RV Flat Towing for Select, CHEVY TRAILBLAZER (Part #FDRWBX1709) fits 2004-2007 Buick Rainier models. The 2009 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, Front Mount, RV Flat Towing for Select, CHEVY TRAILBLAZER (Part #FDRWBX1709) fits the following vehicles: 2004-2007 Buick Rainier; 2002-2009 Chevrolet Trailblazer; 2002-2009 GMC Envoy; 2003-2006 Isuzu Ascender; 2002-2004 Oldsmobile Bravada. Always verify your specific year, make, and model before ordering.
The BlueOx Tow Bar Base Plate, Front Mount, RV Flat Towing for Select, CHEVY TRAILBLAZER (Part #FDRWBX1709) Refer to the included instructions for installation details. Basic hand tools are typically all you need.
Yes, the BX1709 baseplate is designed for 2002-2009 Chevy Trailblazers. However, you should verify that your vehicle's front appearance matches the reference image in the installation instructions. If your vehicle looks different, contact Blue Ox technical service at (402) 385-3051 before proceeding.
Yes, the BX1709 is compatible with 2004-2007 Buick Rainier models.
Yes, the BX1709 is designed for 2003-2006 Isuzu Ascender models.
Yes, the BX1709 is compatible with 2002-2009 GMC Envoy models.
Yes, the BX1709 is designed for 2002-2004 Oldsmobile Bravada models.
The BX1709 attachment tab height is 15-1/2" and the width is 18".
Required tools include: large vise grip, utility knife, torque wrench, drill, tape measure, 17/32" drill bit, 10MM socket, 15MM socket, 21MM socket, 3/4" socket, 15/16" socket, and 15/16" wrench. You will also need Loctite Red.
The kit includes: 6 nut plates with 10" wire (1/2"-13), 1 baseplate, 2 attachment tab assemblies, 1 breakaway bracket, 2 bolts (1/4"-20 x 3/4"), 6 bolts (1/2"-13 x 1-3/4"), 2 screws (#10-32 1/2"), 2 bolts (5/8"-11 x 8"), 2 self-drilling screws (#12-14 x 1"), 2 hex nuts (5/8"-11), 2 hex nuts (#10-32), 2 hex whiz nuts (1/4"-20), 2 flat washers (5/8"), 6 lock washers (1/2"), 2 lock washers (5/8"), 2 lock washers (#10), 1 4-way bracket, 2 class IV safety cables, 2 quicklinks (1/2"), and 2 black cap plug receivers.
No, the BX8869 Tail Light Wiring Kit is recommended but not included. You will need to purchase it separately and drill a hole according to the kit's instructions.
Blue Ox recommends that the BX1709 baseplate be installed by Blue Ox Dealers who are familiar with the product and have the equipment and knowledge necessary to do fit work. You can find a Blue Ox Dealer at www.blueox.com or by contacting technical service at (402) 385-3051.
The fascia, grille, metal bumper, and tow hooks (if equipped) must be removed during installation. All items except the tow hooks will be reinstalled after the baseplate is installed. The tow hooks will not be reinstalled.
Yes, drilling is required. You will use a 17/32" drill bit to drill the underside baseplate hole and the two side baseplate holes through the frame. The manual also notes that a hole must be drilled according to the tail light wiring kit instructions if that kit is used.
Yes, trimming is required. You must trim the shrouding on both sides of the vehicle as shown in the instructions (Step 10). Additionally, for Trailblazer models only, you must trim the middle three openings on the backside of the fascia approximately as shown for baseplate clearance (Step 16).
Yes, the drilling and trimming required for BX1709 installation are permanent modifications to the vehicle. The 17/32" holes drilled through the frame and the trimming of shrouding and fascia openings cannot be easily reversed.
For Grade 5 bolts (which are used in this kit), 1/2" bolts should be torqued to 78 foot-pounds. For Grade 8 bolts, the specification is 119 foot-pounds. The manual provides a general torque chart for reference, but you should apply Loctite Red to all bolt threads before tightening.
For Grade 5 bolts, 5/8" bolts should be torqued to 154 foot-pounds. For Grade 8 bolts, the specification is 230 foot-pounds. Apply Loctite Red to all bolt threads before tightening.
The BX8869 Tail Light Wiring Kit is recommended for this vehicle. You will need to drill a hole according to the tail light wiring kit instructions.
The BX1709 baseplate is computer tested to your vehicle's GVWR. You must not exceed your vehicle's GVWR when towing, as exceeding this weight will void the manufacturer's warranty. Refer to your vehicle owner's manual for manufacturer's towing specifications.
Permanent baseplate safety cables are strongly recommended when towing a vehicle with the BX1709 baseplate. The cables are included in the kit and must be connected from the baseplate to the frame rail or cross member of the vehicle's frame. However, these cables are not a replacement for legally required safety cables that attach the towed vehicle to the towing vehicle. Both sets of cables must be used.
The permanent baseplate safety cables must be connected from the baseplate to the frame rail or cross member of the vehicle's frame. The manual shows recommended installation arrangements. The cables must not mount against wires, hoses, or brake lines. If additional options interfere with the suggested mounting, secure the cables to a solid piece of the frame as described in the instructions included with the permanent baseplate safety cables.
Before reinstalling the fascia, ensure that all electrical connections are plugged in and accessories are functioning properly. The manual also recommends that the owner inspect all towing equipment for cracked welds, missing or worn parts, and loose bolts before each towing trip. Use Loctite Red on all bolts and tighten to the recommended specifications.
It is your 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. Use a good quality paint to spray cut edges of the frame to prevent rusting. The permanent baseplate safety cables should remain installed as long as the baseplate is installed on the vehicle.
If the baseplate is in an accident, it must be replaced. Do not use it again, as 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.
No, you must use only genuine factory replacement parts on the BX1709 baseplate. Do not substitute homemade or non-typical parts. If a bolt is lost or needs replacement, use a replacement bolt of the same grade (in most cases Grade 5). Replacement parts may be ordered through your nearest Blue Ox Dealer or Distributor. Failing to use genuine parts will void the manufacturer's warranty.
You should register your product online at www.blueox.com. Registration is crucial so that you may be alerted of product offerings, updates, upgrades, maintenance and safety bulletins, and/or recalls. The warranty is valid only if the customer warranty card is returned by the original purchaser within 30 days of purchase.
The BX1709 baseplate comes with a three-year limited warranty from the date of delivery. The warranty covers defects in material and workmanship under normal use and service. The warranty is non-transferable and is valid only for the original retail purchaser. Coverage requires that the customer warranty card be returned within 30 days of purchase and that a copy of the original invoice accompany any warranty claim.
The BX1709 fits 2002-2009 Chevy Trailblazer, 2002-2009 GMC Envoy, 2004-2007 Buick Rainier, 2003-2006 Isuzu Ascender, and 2002-2004 Oldsmobile Bravada.
Yes, you must drill two holes using a 17/32" drill bit through the frame for the baseplate mounting. Trimming of shrouding is also required.
You will need a drill, 17/32" drill bit, torque wrench, sockets (10MM, 15MM, 21MM, 3/4", 15/16"), wrenches, vise grip, utility knife, tape measure, and Loctite Red.
Yes, you must remove the grille, fascia, bumper, and tow hooks (if equipped). All items except the tow hooks will be reinstalled after installation.
The BX1709 is computer tested to your vehicle's GVWR. Do not exceed your vehicle's GVWR, as this will void the warranty. Refer to your vehicle owner's manual for towing specifications.
Yes, two Class IV safety cables are included. They must be connected from the baseplate to the vehicle frame and are strongly recommended. They do not replace legally required safety cables between the towed and towing vehicles.
Before each towing trip, inspect the baseplate for cracked welds, missing or worn parts, and loose bolts. Ensure all bolts are tightened to specification with Loctite Red. Paint cut frame edges to prevent rust.
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