MO Tested: Bridgestone Battlecross X40 Review

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By Ryan Adams

Okay, maybe it’s not the last dirtbike tire you’ll ever need, but they last a heck of a long time and perform great as they wear. The Bridgestone Battlecross X40 caps off the hard end of the Battlecross lineup and is meant for drier rocky terrain like we see in much of the western United States.

The X40 looks aggressive. The tread design, tie bars, and “anti-degradation fins” all add up to a pretty tough looking tire, but there is some method to the madness as well. Bridgestone’s Castle Block lug design, which has a slightly higher block in the middle of each knob, is used throughout the X40 rear tire. What this does is give the rider a little bit extra biting edge while also allowing for more flex, which, in turn, equals more traction. Tie bars and small fins can be found throughout the riding surface of the tire as well. The tie bars work to better hold the carcass together while the small fins aid with clean-out should the riding get sloppy.

The fins on the sidewall of the tire are meant to act in the same way the fins on your old thumper did back in the day – that is, to dissipate heat. Obviously, the cooler the tire, the less degradation from heat you’ll have. While I can’t say unequivocally that these fins do their job, the tires do last a long time, and even if they don’t, at least they look cool?

The front tire uses similar technology in its asymmetrical design, though Bridgestone didn’t make us aware of any hip marketing terms to use like Castle Block. The front X40 tire uses a different technique, with the outermost knobs featuring a shallow dimple to aid with flexion. Only the knobs closest to the …read more

Source:: MO Tested: Bridgestone Battlecross X40 Review


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