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Can you install a roof rails on a bare roof?

Yes, it is possible to install roof rails on a vehicle with a bare roof, without any existing roof rack system. This process involves securing the roof rails directly to the vehicle's roof using specialized mounting hardware and techniques. In this article, we'll provide a detailed guide on how to install roof rails on a bare roof.


Preparing for the Installation


Before you begin the installation process, there are a few important steps to take:



  • Measure the roof of your vehicle to determine the appropriate size and placement of the roof rails.

  • Ensure that the roof surface is clean and free of any debris or obstructions.

  • Gather the necessary tools and equipment, including a drill, screwdrivers, and the roof rail mounting hardware.


It's also important to consult your vehicle's owner's manual or the manufacturer's instructions for the specific roof rail system you've purchased, as the installation process may vary depending on the make and model of your vehicle.


Installing the Roof Rails


Once you've prepared the roof and gathered the necessary tools, you can begin the installation process:



  1. Mark the desired placement of the roof rails on the vehicle's roof, ensuring that they are evenly spaced and aligned.

  2. Drill the necessary holes in the roof, following the manufacturer's instructions for the specific mounting hardware.

  3. Secure the roof rail mounting brackets to the roof using the provided hardware, ensuring a tight and secure fit.

  4. Attach the roof rails to the mounting brackets, again following the manufacturer's instructions.

  5. Double-check all connections and ensure that the roof rails are firmly in place.


It's important to note that the installation process may vary depending on the specific roof rail system you're using, so it's crucial to follow the manufacturer's instructions carefully.


Considerations and Safety Tips


When installing roof rails on a bare roof, there are a few additional considerations and safety tips to keep in mind:



  • Ensure that the roof rails are compatible with your vehicle's make, model, and year.

  • Avoid drilling into any electrical wiring or other sensitive components on the roof.

  • Use the appropriate sealants and weatherproofing materials to prevent leaks and water damage.

  • Regularly check the roof rails for any signs of wear or loosening, and tighten the connections as needed.


By following these guidelines and taking the necessary precautions, you can successfully install roof rails on a bare roof and enjoy the added functionality and versatility they provide.

Can you use roof rails on their own?


As roof rails are often factory fitted the rails themselves are not able to be used on their own. However, there is a range of different roof rails accessories to help improve your load capacity and stability. Attaching roof racks to your car roof rails is super easy to do.



Can you add roof rails to any car?


While some universal kits do exist, most are for certain types or models of vehicles. Check the product information to get a rack that will work with your automobile. Cross bars: These bars run across the roof and hold mounting hardware.



What happens if your car doesn't have roof rails?


Various roof rack options are designed for cars without factory-installed rails, including clamp-on roof racks, gutter-mounted roof racks, and door jamb-mounted roof racks. These choices offer safe mounting locations for various car makes and roof shapes.



Can you fit a roof rack without rails?


About Roof Bars Vehicle without Roof Rails
Even if you don't have roof bars, you still have the option to create additional storage space on top of your car with the help of specialist roof bars, designed specifically for vehicles without roof rails.



Can you add roof rails later?


Many vehicles are readily equipped with some form of roof rails — which you may notice when buying a car. Some manufacturers may offer these rails standard, while others provide them as an option instead. If your car doesn't have any, they can be installed separately.



What is the difference between roof rack and roof rails?


Basically, the key difference between these two is the direction that they're mounted on the roof of your vehicle. Roof rails run along the length of your car's roof, whilst roof racks are mounted from door to door across your roof.



What's the difference between roof bars and roof rails?


Roof rails sit along the length of your vehicle, from hood to trunk. Roof racks and roof bars sit cross-ways on your car, from the driver's side to the front passenger's side.



How much drag does a roof rack cause at 70mph?


also reported an 11.7% FC penalty for a passenger truck under the same conditions. Lenner (1998) found fuel consumption increased 12.3% for a sedan with a roof rack and ski box travelling at 55.9 mph. An extrapolation of Lenner's result from 55.9 mph to 70 mph, gives a FC increase of about 20%.



How much does a roof rack reduce MPG?


Passenger cars with roof racks can use up to 25% more fuel, while trucks can burn as much as 11.7% additional gas or diesel. The percentages vary according to factors like the roof rack being loaded or unloaded and if the vehicle was driving on urban roads or the highway.



What are the disadvantages of a roof rack?


Roof racks add extra weight and wind resistance, which can impact fuel efficiency and handling.


Kevin's Auto

Kevin Bennett

Company Owner

Kevin Bennet is the founder and owner of Kevin's Autos, a leading automotive service provider in Australia. With a deep commitment to customer satisfaction and years of industry expertise, Kevin uses his blog to answer the most common questions posed by his customers. From maintenance tips to troubleshooting advice, Kevin's articles are designed to empower drivers with the knowledge they need to keep their vehicles running smoothly and safely.