SUPER Z® HD is a product built specifically for durability, performance and easier handling. Its diagonal pattern crossmember design provides smooth, consistent, aggressive traction.
SUPER Z® HD's 0.685" diameter manganese alloy traction coils provide the lowest operating cost per mile of any traction product we sell. They're easy to install and the included rubber tensioners adjust the product on the tire while the vehicle is in motion, so there is no need to stop and re-tighten.
* Approved by CalTrans under minimum chain-up requirements over I-80 at Donner Pass.
!!! Due to variations in tire manufactures, and the geometry of the suspensions in many trucks is imperative that you find out that there is enough clearance for chains to be used. It is also important to install chains prior to actual use and examine for proper fit. Chains must clear all components, and body when truck is in motion. !!!