2024 Hero Xtreme 160r 4v Review. Like all the other bikes during a road test review, the hero xtreme 160r 4v, too, went under the bikewale fuel efficiency test. The xtreme 160r 4v delivers a claimed mileage of around 40 kilometers.
The updated streetfighter gets a few changes compared to the previous. Compared to the current 160r 2v, the new engine uses a bigger bore and a shorter stroke, which gives it.