Rooftop carriers are available in 2 design styles- bag and box. A rooftop carrier is handy to transport things but it alters the aerodynamics of your car, for sure. It may eventually impact the fuel bill.
What is the Maximum Permissible Speed for a Thule Roof Box?
Thule suggests a speed not exceeding 130 km/hour and most brands recommend similar speed limits.
The Basics of a Car Roof Box
Roof boxes are attached to the car roof regardless of the car having a roof rack or not. The manufacturers pack in setup guidelines for both scenarios. If the cargo box on car roof is large, you may feel a drag while driving the vehicle.
Some cargo box makers do not set any speed limit but they advise the users to adhere to road speed limits as per the region. Typically, driving fast with a roof cargo box atop hampers the mileage.
Some Handy Tips for Traveling with A Car Rooftop Carrier
Whether you pick a bag or box-style rooftop carrier for your car, use the below-listed tips for obtaining maximum benefits:
Think Of the Carrier Height
You have to be mindful of the height of the car roof cargo box when driving. Be careful when you drive in a tunnel or under low bridges.
Don’t Overload the Cargo Box
The cargo box makers do specify weight limit for their models. You should not exceed the limit by any means. In fact, try to pack in a little less than the recommended maximum weight capacity. Driving with an overloaded cargo box is risky, too.
Locking The Box Well
Ensure the rooftop cargo box is tied well. Keep it locked and well tied.
Remove The Carrier When Not in Use
Keep in mind that even an empty cargo box adds to the weight of the vehicle. This will affect the file economy eventually. So, when you do not need to use the roof cargo box for a long time, just remove it and store it safely.
Read the instructions well
Do not skip the usage guidelines offered by the cargo box manufacturer. This will save you from hassles later.
Conclusion
The maximum speed for car roof cargo boxes may vary from one company to another. However, ensure you do not exceed recommended speed limits when using these boxes on the car roof. In fact, driving at a little less speed will keep you on the safer side.