Pirelli Scorpian Rally
The Scorpion Rally carcass is built tough to withstand the abuse hard rocky terrain can deliver. The rubber compound is formulated to resist tears and abrasion which transfers to long life. These tyres although having the same name are different depending on the size. You have the M&S (Mud and Snow) and the MST (Multi Service Tyre) in the Rally.
The Rally STR have there own listing. See images for the different tread patterns.