Roof rack load limits are generally reflected in the way they mount to the roof and distribute the load.
Toyota roof rack weight limit.
There s a roof rack weight limit for every single rack and set of bars sold along with a set of conditions.
Most passenger cars have a roof rating of about 100 to 125 lbs some more and some less.
Provides up to 100 lb of cargo capacity when evenly distributed across both bars aerodynamically styled with a durable weather resistant matte black finish.
As for weight the rating toyota gives is for the entire roof rack including the cross bars.
Take along all kinds of cargo with genuine toyota roof rack cross bars.
For instance the thule square bar roof rack for the 2019 corolla sedan parts th712100 th710501 and th145148 is itself rated for 165 lbs but i expect that the car itself can handle less weight.
There are many guys that have mounted roof top tents to the roof utilizing the factory side rails and or a set of aftermarket bars like a yakima or thule rack.
The factory cross bars are the weak link.
I ve seen roof racks designed to carry 60kg but it clearly says not suitable for offroad use.
The roof can take more weight than 100kg e g.
If you remove the factory rails and bolt a rhino rack or similar platform or bars directly to the roof the weight limit goes up to 100kg.
You add the weight of two people when sleeping in the roof top tent.
Not very good when its mounted to a 4wd.
A 04 06 2020 1 46 00 pm toyota rates the 4runner roof with a factory rack at max load 165 lbs evenly distributed our rack itself can handle significantly more weight than that and we ve had 250 lbs dynamic weight on it without issue static capacity is certainly well above that.