We’ve all experienced unwanted sidewall flex at one time or another. Sidewall flex is the downfall to most Monster Truck tires, until now. Pro-Line introduces their latest off-road concoction for Monster Trucks—the 40 Series Bow-Tie. Monster Trucks are equipped with miles and miles of suspension travel. The need for additional travel from sidewall flex of a tire only hinders the trucks performance. Well, needless to say, the 40 Series Bow-Tie nearly eliminates all sidewall flex ensuring the quickest, most consistent lap times. When you're looking for the latest in tire technology advancements, then check out Pro-Line’s all-new 40 Series Bow-Tie, keepin’ your Monster Truck hooked-up.