Pirelli Scorpion MTR Tires are On Sale and Ship Free! The Pirelli Scorpion MTR tire is designed for Jeeps, pick-ups, and any other lifted and customized four wheel drive for traction and rugged looks. The tire is for use in off-road conditions with the main characteristics being strength to resist side impact and a big open tread block tread for traction in loose material. The tread effectively expells mud from between the tread blocks so that it does not clogged with thick mud or snow in winter conditions. The sidewalls are reinforced for protection and optimum traction on rough terrain.