Something that is often overlooked is the weight of your roof rack itself.
Roof rack weight rating.
For custom and unlisted vehicles it is up to the installer to determine the maximum weight for the given application.
To calculate the off road load rating divide the load rating by the safety factor then subtract the weight of the racks this will tell you the safe off road cargo rating for your vehicle.
Weight capacity how much weight are you planning on carrying.
Most of the racks on this list will hold 150 to 160 pounds which should be sufficient for most car trips.
When you can only carry 100kg on the roof fitting a 60kg rack to only be able to carry 40kg seems a bit pointless.
Be sure to bring your outdoor toys on all your off road excursions.
Safety tips when using a roof rack.
The maximum capacity of your roof rack system will be dependent on the lowest rated part of the system.
165 lbs limit 40 2 lbs rack accessories 124 8 lbs available load capacity.
The thule and yakima racks 150lbs and the bars get bendy and unhappy.
Roof racks that secure via fixing points or inside the door jamb don t need to be locked.
The safety factor is 1 5 to 2 depending on the roof rack and fixture style you can find the safety factor in the roof rack instructions.
We installed a powerful 4 4 full length steel cage roof rack on a mates patrol a few years back and weighed it at at around 60kg.
150lb s is the bar and foot capability not the roof.
Total weight 40 2 lbs.
Our maximum static weight rating is 600 lbs.
The static weight limit can be higher than the dynamic weight.