Pro-Line SCX6 Maxxis Trepador 2.9" Rock Crawler Tires. Designed after the popular full size Maxxis Trepador's these tires not only look like the real thing but they offer incredible performance to match! The ultra-aggressive sidewall gives excellent traction on sand and rocks, the multi-curve tread siping for improved traction on loose dirt and slippery terrain. Additionally the unique tread element arrangement ensures uniform contact area for maximum traction. Add aggressive looks and impressive performance to your SCX6 with the Maxxis Trepador 2.9" rock crawler tires.