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  1. Base Plates
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FITS 2006 GMC Sierra
Roadmaster Crossbar-Style Base Plate Kit - Removable Arms

Roadmaster Crossbar-Style Base Plate Kit - Removable Arms

Item # 3115-1
Our Price: $485.00
Base Plates
Confirmed to Fit
2006 GMC Sierra

1500 HD

2500

3500

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Shipping Weight: 36 lbs
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Roadmaster Base Plates - 3115-1
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Roadmaster base plates for your 2006 GMC Sierra are available from etrailer.com. Installation instructions and reviews for your GMC base plates. Expert service, and great base plates prices. etrailer.com carries a complete line of Roadmaster products. Order your Roadmaster Crossbar-Style Base Plate Kit - Removable Arms part number 3115-1 online at etrailer.com or call 1-800-940-8924 for expert service.
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  • Reviews (970)
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2006 GMC Sierra - Roadmaster Crossbar-Style Base Plate Kit - Removable Arms

  • Removable Drawbars
  • Roadmaster
  • Hitch Pin Attachment

The crossbar-style hidden brackets attach to your GMC Sierra's frame to provide attachment points for your tow bar. The visible portions of the brackets can be removed when you are not towing.


Features:

  • Hidden bracket design - drawbars are easily removable via 2 pins
    • Improved aesthetics compared with standard brackets
  • Computer-cut, all-steel construction provides exceptional strength
  • Black powder coat finish is durable and corrosion resistant
  • Simple installation - no welding required
    • Custom base plates ensure a perfect fit for your vehicle
  • Compatible with Roadmaster tow bars with use of quick-disconnect crossbar (910021-00 - sold separately)
  • Instructions and mounting hardware included
  • Made in the USA
  • Limited Lifetime Warranty


The square drawbars, or front arms, on the crossbar-style base plate kit are simple to mount and remove, easily securing with hitch pins. Once the drawbars have been removed, the remaining brackets are virtually invisible. On most automobiles, the brackets are mounted within the grille, where they remain not only unseen, but protected from scrapes and scuffs as well.



3115-1 Road Master XL Base Plate Kit

Installation Details 3115-1 Installation instructions


Customer Reviews

Roadmaster Crossbar-Style Base Plate Kit - Removable Arms - 3115-1

Average Customer Rating:  4.8 out of 5 stars   (970 Customer Reviews)

The crossbar-style hidden brackets attach to your vehicle's frame to provide attachment points for your tow bar. The visible portions of the brackets can be removed when you are not towing.

by:

Everything looks good for us, but we have one more part that we are waiting on before we can install on the truck plus it's raining out here in Washington State. when it's time to put it all together we will take a picture and send it.

Denise

1/7/2024

The Roadmaster crossbar kit worked greater with the truck and was used behind my motorhome, it follows very nice and I dont have any problems towing it. The only problem I have now is that my truck was stolen about 2 months ago, when it was found the engine, transmission, and all my towing gear was gone. I will keep you in mind when I replace my truck.



by:
2004 GMCSierra

Thanks for the follow up, I just re-ordered from a E-Trailer a few days ago. The service is great.



by:

etrailer service is and has always been stellar. My order was correct and was delivered very quickly. The only reason I made this a four instead of a five was that the rear bolt position of both base plate brackets where welded on crooked. Each small plate was at a different angle from each other. In my opinion whoever welded them wasn’t paying attention to quality control. Because I was on a time crunch for my departure on a trip and could not wait for replacements (and I needed the vehicle for local driving) I made the brackets work. Other than that the installation went smoothly and I was able to test tow my 2004 CRV a couple of times without incident.



by:

Very impressed that they're the exact fabbed fit, and easy to install! These tow base plates are super sturdy!



by:

Item arrived earlier than predicted after viewing a very complete tracking system. The information was very clear and precise. Good job! I am 75 years of age and installed the baseplate myself. Only a couple of minor issues. One pin would not insert. Welding blob in the way. Filed it smooth and problem solved. The video was excellent but was a bit different in that it showed a different method o rear bolt installation, however the instructions on paper showed the correct way. Reinstalling the front clip had presented some difficulty. I suggest really watching the inner fender position relative to the front clip before removal. All said all went well. The finished look is great, (see pictures). Great product!



by:

Base plate 1910 install on 1999 Landrover disco 2

the base plate arrived fast (as does everything I have ordered from etrailer). It was a bit bent on arrival but Becky sorted me out and offered to replace it but it was easy to bend back (with a 3lb hammer).

The included instructions were great for removing the bumper but nor much else. Possibly because my Landy is a 1999 disco 2 and the pictures were of a 2002.

I have included some pictures of stuff I wish I had known. Firstly I had to loose the recovery loop on the driver side as the base plate would not fit over it. The chassis frame has steel tubes inside the bolt holes so the amount of drilling is minimal (I ordered a drill bit that they suggested but in all honesty could have opened up the holes with a file easily).

You need to oval out the aluminum crush cans before you replce them or the new bolts will not go through. The center mount bolt just needs the plastic mount for the center screw on the scoop cut out and there is a bog square hole on the top of the member (thats why you need to big square piece of steel on the top of the center bolt)

Mine was obscured by the torsion bar so I ended up dropping it to drill out the hole and get the bolt in straight.

It was easy to bolt up to the frame once everything was prepped and do yourself a favour and buy loctite red for the bolts - you don't want to be going in there again.

The bumper template was a good start but I had to reshape mine a lot particularly as the hole on the baseplate ended up halfway through the bumper and I had to do a lot of enlargement at the bottom to attach the safety wires.

The photos should make more sense of some of my description



by:

The baseplate and crossbar arrived one day earlier than expected. Directions were included which made the installation pretty easy.
I am happy with etrailers products and will buy from them again.



by:

This base plate was installed on a 2008 Kia Spectra. The bracket is strong and not really hard to work with HOWEVER,,,,,,,,,, I am used to the BlueOx base plate which is much easier to "hook up". Unfortunately, BlueOx did not make a base plate to fit my vehicle. That is not a big problem as I'm usually not in any hurry and it only takes maybe 5 minutes longer to "hook up".

The biggest problem with the RoadMaster base plate is that due to the way it is bolted to the frame, it only allows for a 6-inch ground clearance on the front of the vehicle. I have to be very careful with any "dips" in the road, especially on cross streets. Six inches may not sound like much but since the tires are several feet behind the base plate, it reduces that ground clearance greatly. It also will not clear the concrete "stop blocks" in front of many parking spaces.

If you are not very careful and keep this in mind, you may likely bend the frame of your car when you come to one of these sudden impacts. I haven't bent anything yet but it has certainly been shocking when it hits. Most of the time, the impact will cause the base plate to scrape and lift the car to the height to clear the obstacle.

I've attached a picture with a ruler in the view.



by:

My husband and I were able to install the Roadmaster base plates on our 92 Jeep Cherokee in just a couple of hours. It went on pretty much the same as the demonstration video on the etrailer web site. The minor differences were addressed in the printed instructions that were included in our package. We haven't put it to the test yet as we still need to tackle wiring for the Roadmaster Even brake system that we purchased second hand. We will be towing our Jeep with our 93 Safari Trek. Customer service provided by Marty was excellent. I will provide pictures at a later date.



by:

Good information and prompt shipping.
Base
plate is solid and install and use instructions are excellent.
Be warned that product install is drill two holes and install 3 bolts, BUT the entire front panel has to be removed and replaced. Not difficult, but time-consuming.
Seat bracket is solid and install and use instructions are excellent.
Brakemaster kit is good quality, but instructions are not as good as most Roadmaster products. Instructions for air line install are especially weak.



by:

The hardest part of the installation is getting the grill off and back on. Of the six preexisting holes all but one lined up the sixth hole was off about a half inch but the car had hit a deer a few years ago.



by: 11/02/2023

This was a very simple install. This is my 4th baseplate I have bought and 2 pintle tow bars. Always excellent craftsmanship



by:

Installed on a 2010 Ford Ranger Sport 2wd
Have
towed over 10000 and not one issue. I did the install without one issue, picture perfect, I did use a online video to get a general idea of install otherwise I primarily used manufacturer's. . Be sure to use the recommended/ required locktite product.
Enjoy!!!



by:

Base plate kit was fairly easy to install,all hardware was included and directions were clear! I would definitely buy another to install if ever needed. I do have a car lift making it easier,but would not be bad without,just a little harder on the knees!



by:

What a job to install this thing! Does not line up with any of the existing holes. It is close, but still a real bear to get into place. Instructions do not have any photos. The instructions also list bolts that are not in the kit. I strike that up to a misprint, but still very confusing. It requires a drill bit, that I could not find any any hardware store or auto store. 17/32 drill bit? Maybe include that with the parts? Definitely helps to have another hand and a lot of patience. No videos online about this install and what to do about all the gaps where it does not properly line up at the right angle for towing.



by:

Dealing with eTrailer to purchase and install my own base plate made me feel like I had a team of experts at my disposal. The installation is not easy and not for everyone, but with the help of chat sessions and videos, I believe that most people with some good working knowledge of tools can get it done.



by:

Great product, shipping was FAST. Instructions were adequate, but minimum - this was not surprising, you have to know how to bend wrenches to install something like this yourself.
I had a factory-installed tow hook on each side that had to be uninstalled, but once you remove the front bumper shroud it is easy to remove and all the bolts are easy to remove. Once the hook was out of the way, easy-peasy!



by:

Super nice people at etrailer. I wasn’t sure exactly what I needed and they helped me pick out the best hitch for me.



by:

Fast shipping and installation went smoothly with the provided instructions. The only complaint was the shipping box was in very bad shape - I think due to the weight of the base plate. A sturdier shipping box should be used.



by:

Great product,installation took about 3 hours,instructions were good,go step by step.works well with the roadmaster falcon tow bar.



by:

I needed to set up our 1998 Toyota RAV4 for dinghy towing. Etrailer.com had everything I needed. The Roadmaster 1142-3 base plates fit as designed and were fairly easy to install, the only body modification needed was trimming the splash pans around the engine for the ends of the mounts. I had to point them out to my wife after installation, they are very discreet when not in use. The Roadmaster 910021-00 QD towbar assembly will make connecting to our RV a breeze, and the RM-98100 second vehicle kit had all the connectors and tubing to install my Brakemaster and BrakeAway cylinders. The long leads on the HM20014 breakaway switch meant I needed fewer wire connectors, and the FA80-01-2160 coiled cable will provide a more finished look when not towing the Toy. I decided to not complicate my life any more than necessary, and selected the EZT20B tow light kit instead of a magnetic kit due to the convertible top on our RAV4. The customer service people at etrailer.com were quick to answer my questions about wiring options, kept me informed when I had a delay, and the shipping/delivery times were unbelievable. Here in Wisconsin I received my orders in TWO DAYS!



by:

Placed order with Rebecca after she answered several questions. Shipment was quick and follow on emails kept me informed of status of order. In fact, she called me to let me know that the order had shipped. Product was drop shipped to Labelle Auto for installation. As stated in product manufactures installation instructions the install was straight forward and took the full 3 hours. I have used (towed) my vehicle since the install and everything works great. Also installed the Roadmaster Diode wiring kit. Easy to do and works great. As an added benefit with this kit your front running lights will also be illuminated. Overall I am very satisfied with both the product and the customer service provided by Rebecca and Dana at etrailer.com.



by:

Very rugged kit with excellent instructions. A DIYer with medium mechanical skills can install. Involved removing the front bumper which was not difficult. Value for the price is very good. As always, etrailer support was also very good.



by:

First off it wasn't a "5 minute job". Took me probably 3.5 hours or so on my back in the garage, but I took my time especially with the cutting/trimming of the lower valance on the front bumper. I did not want to cut too much & have big gaping holes in the bumper. All in all it went well. To cut & trim the bumper I simply used a bare hack saw blade, Dremel tool, file & razor knife
The picture in the instructions of where to cut a hole at the back of the fog light recess is a little puzzling until you get the light out & locate the tie-down bracket bolt that needs to be removed. You'll need to make the hole larger because the replacement bolt has a 17mm head on it instead of the stock 14mm hex head.
Wasn't real happy about how much they had me hack off the panel under the engine. Probably should have looked that on my own rather than use their crudely drawn lines in the picture.
I was able to drill the 1/2" hole for the 5 1/2" long rear bolt with a regular length drill bit. Just drill as straight as you can using the little square hole in the frame rail as your guide. It seemed to take forever to get to the required torque of 56 '/lbs on the long bolts. I suspect that's because the frame rail actually crushes a little bit.
I want to point out 1 drawback to the brackets that I noticed. If you're using a tow bar that has a cross plate between the 2 bracket bar inserts (like I am), you can not pull the removable inserts out with the cross bracket attached. They're NOT parallel to one another, so when you're home & no longer in "tow mode" you'll have to unbolt one side in order to remove the bars.
Otherwise a well made product. Haven't actually towed the car yet though.



by:

I used to tow our dinghy, a cherry 1997 Miata, with a car dolly; finally realized it was a case of overkill. The dolly is over half the weight of the car and wider than the motor home! On our last expedition to the Canadian Rockies, I got to talking with a fellow camper who told me how cool and easy it was to tow his dinghy with tow bars. Now, for the tow bar conversion:

Removing the Miata's fascia, radiator air scoop and bottom engine cover is not difficult, as the fasteners are relatively easy to get to. After removing (and discarding) the two tie-down loops and discarding the four screws holding the front anti-sway bar, the installation of the base plates is straight-forward (it fits into those holes - who knew?). The fit of the kit to the car's frame is precise, with plenty of adjustment space, if needed. The only fabrication required is removal of some material from the air scoop where it comes into contact with the installed base plates. Reinstalling the fascia, I "shoe-horned" it over the base plate, with the help of silicon spray. Fortunately, the fascia is very flexible. Unless you look for them, the base plate receivers are not a prominent feature of the front end.


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See what our Experts say about this Roadmaster Base Plates

  • Roadmaster Base Plates for 2003 GMC Sierra Compatible with Falcon 2 Tow Bar RM-520
    It sounds like you are looking for base plates for your 2003 GMC Sierra to go along with your Roadmaster Falcon 2 tow bar # RM-520. I suggest the Roadmaster XL base plates # 3115-1 which fit on the 1500HD, 2500 and 3500 series 2003 Sierra trucks. If you have a 1500 LD the base plate you'd need is the part # 199-10. These will work directly with the Falcon 2 tow bar without any sort of adapters. Safe and legal vehicle towing also requires additional components that are outlined in the linked...
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  • Roadmaster Base Plate Kit Recommendation For 2003 GMC Sierra with Falcon 2 Tow Bar
    Sounds like you are looking for a base plate kit for your 2003 GMC Sierra for use with your Facon 2 Tow Bar part # RM-520. If you have a 1500 LD the base plate you'd need is the part # 199-10. Or if you have a 1500HD, 2500HD, or 3500HD the correct kit you'd need is the part # 3115-1.
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  • Parts Needed to Flat Tow a 2003 GMC Sierra with a Roadmaster Falcon 5250 Tow Bar
    The first thing you are going to want to do is consult the truck owners manual for specific information on flat towing it. There are different configurations of the 2003 GMC Sierra 1500 and would require different base plates. If you have a Z71 model and the front suspension uses a torsion bar use # 199-6 or # 199-5. If you have an HD model (torsion or coil springs) use # 3115-1 or # 3115-3. If you do not have a Z71 or HD and have coil springs in the front use # 199-10 or # 199-11. Any...
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  • Flat Tow 2003 Chevy Silverado
    First it is necessary to check your vehicle specific owners manual for towing. While many vehicles are identified as having the abilty to be flat towed occasionally a specific trim package (such as the Z-71) may have features that require a different approach or eliminates the option of flat towing. If your truck is a 1500HD, 2500, or 3500, the Roadmaster Crossbar-Style Base Plate Kit with removable arms, # 3115-1 is a confirmed fit to the 2003 Chevy Silverado. For a tow bar, I suggest...
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  • Parts Needed to Flat Tow 2007 GMC Yukon XL
    The correct base plate kit you need to flat tow your 2007 GMC Yukon XL is the Roadmaster part # 3154-1 for if your Yukon is a 1500 model or the part # 3115-1 for if you have a 2500 model. In addition to the base plates, you will also need a compatible tow bar, safety cables, lighting, and supplemental braking to flat tow your vehicle. The most popular compatible tow bar is the Blackhawk # RM-422. For safety cables you can use # RM-643. The coiled design helps keep the cables off of the...
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  • Lunette Ring Tow Bar Recommendation for Flat Towing 2004 Chevy Silverado
    For a tow bar we have the Roadmaster Stowmaster part # RM-583 which has a 6k capacity and uses a 3 inch Lunette ring. So then for a base plate kit you'd want the part # 3115-1 for if you have a 1500HD, 2500HD, or 3500HD. If you have a 1500LD Z71 you'd want the part # 199-5 or part # 199-10 for if you have a 1500LD that's not a Z71. For lighting you can use the diode kit, # RM-15267, and not have to worry about cutting into the taillight housing. This will splice into your taillight wiring...
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  • Parts Needed to Flat Tow a 2003 Chevy Silverado Behind an RV
    Custom fit base plates should not be welded to your 2003 Chevy Silverado. They are not designed to be welded and doing so could compromise the structural integrity of the base plates. Base plates # 3154-1 are not a fit for your truck but we have other options that are. If your truck is a 1500HD, 2500, or 3500 you can use # 3115-1. If it is a 1500 but not a Z71 or HD then use # 199-10 and the front suspension must have coil springs. And if it is a Z71 with torsion bar front suspension use...
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  • Parts Needed to Flat Tow a 2006 GMC Yukon XL
    There are several different base plates available depending on the model 2006 GMC Yukon XL you have. For a 1500 or Denali, use XL Style Base Plates, # 199-5. For a 2500, use # 3115-1. From the research I did, the Yukon has a curb weight of up to 5,770 pounds. With gear loaded in it, it could easily exceed 6,000 pounds. For this reason, I recommend going with a 10,000 pound capacity tow bar like the Roadmaster Blackhawk 2 All Terrain, # RM-422. I have included a link to the installation...
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  • Parts Needed to Flat Tow a 2005 GMC Sierra 1500
    First you would need to start with a base plate kit for your 2005 GMC Sierra 1500. If you have a Z71 model you would want the part # 199-5, if you have an HD model you would want the part # 3115-1, or if you have neither an HD or a Z71 you would want the part # 199-10. In addition to the base plates, you will also need a compatible tow bar, safety cables, lighting, and supplemental braking to flat tow your vehicle. The most popular compatible tow bar is the RoadMaster Sterling All Terrain...
    view full answer...

Do you have a question about this Base Plate?


Info for this part was:

Employee Lindsey S
Written by:
Lindsey S
Employee Adele M
Updated by:
Adele M
Employee Mike S
Updated by:
Mike S
Employee Isabelle B
Updated by:
Isabelle B

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