The Pirelli Scorpion MTR: I’ve had them on the truck for a few weeks now. Read my previous post here. How do I like them? When I first got them, the shop inflated them to 31 psi. After doing the chalk test to see the footprint I inflated them to 35 psi and I have… Continue reading Off-road test review of the Pirelli Scorpion MTR – Photos & Video.