What are Class S requirements for snow chains?
SAE Class S This Class is applied to regular (non-reinforced) tire chains and cables for vehicles with restricted wheel well clearances. It has a minimum tread face clearance of 1.46”/37mm, and a minimum side wall clearance of . 59”/15mm.
What are S rated chains?
Tire chains that are rated as S-Class compatible are suitable for use on passenger vehicles that have limited clearance in the wheel wells. Unlike a vehicle like a pickup truck that generally has a good bit of room inside the wheel wells, many passenger cars have little extra space around the tires.
What are the different classes of tire chains?
Tire chains fall into one of three categories: automatic tensioning, assisted tensioning, and manual tensioning.