The current generation of the Suzuki RM-Z450 was introduced in 2018. Minor suspension tweaks were made the following year, but the bike hasn’t changed mechanically since 2019. Still, the RM Army’s flagship motocrosser is a good bike in stock trim and can be noticeably improved with relatively basic modifications such as a suspension revalve and installing an aftermarket exhaust—preferably a full titanium system to help bring the weight down in addition to adding power.After shaking down th ...