My latest project has been to beef up a Canyon Spectral AL 29" for Alpine riding. I have a Wild Enduro Front Race Line, 1300g, Magi-X up front. Previously I ran standard Wild Enduro's, 1000-ish grams GUM-X up front with great success on rocks, roots, dry, wet and everything else. On the rear I have a Wild Enduro Rear Race Line, 1300g, Magi-X with a Rimpact insert. The main issue I have is that despite it being an aggressive semi-slick rear, because the rubber is soft it still drags a bit, and is already showing signs of wear. However it...