get the xtm 1 had mine for i year and i do a lot of crazy stuff the only thing i need to change are the tires it's one tough buggy plus24.7 is a good engine but i need to replaced to get more power i put xtm 457 18t cluth bell and goes up to 52mph on reach setting about the ground clearance get the adjustable shocks from the kit so far i'm well satisfied with my buggy