Dirtbikes

Triumph starts an "all-in" assault on the dirtbike world with the TF 250-X, a race-ready MX bike with a "class-leading power to weight ratio and the most complete specification package ever to launch into the ultra-competitive 250cc motocross market."

According to the UN, there are about 258 million widows in the world. Tomasin Racing feels these are rookie numbers, so it's making a kit that turns a standard Honda CRF 450 into a certified widow production facility with a 500cc 2-stroke engine.

Taiwan's Graft EV has announced a tough-looking electric dirt squirter that weighs little more than an ebike but makes 20 times as much power. The EO.12 looks like a Sur-Ron on steroids, and should be an absolute barrel of monkeys on a tight trail.

Taiwanese company Graft has launched a super-lightweight new electric off-road motorcycle – or is it a pedal-free ebike on steroids? The EO.12 puts out a meaty 20 kW, while weighing just 50 kg thanks to neat touches like carbon wheels.

Yamaha is sending a motocross racing team into battle this year equipped with prototype power steering systems that also act as steering dampers. It might look crazy at first glance, but there's fascinating implications for future motorcycle design.

Supercross racing made a modern stadium sport out of dirt bike racing in America, and now an Australian company is set to launch a truly international, FIM-endorsed supercross world championship, supported by an unprecedented financing deal.

Some electric dirtbikes hope to compete with gasoline-burners. The Stark Varg aims to dominate, destroy and humiliate them anywhere it's allowed to line up beside them. This is the most powerful, most extreme electric dirtbike we've ever seen.

There wouldn't be many motorcycling reprobates who haven't dreamed of testing their mettle in the storied Dakar Rally, piles of navigation instruments teetering atop their dash. Well, KTM's got the bike for you, if your pockets are deep enough.

With a fast-popping seat, mixed tires, plenty of suspension and a 14-kW electric powertrain, the Kuberg Ranger creates a category between dirt bike and scooter. Riders can kick up chunks of earth at 50 mph, sitting, standing or launching in the air.

Further details have dropped on quirky Kiwi company UBCO's lightweight electric dirtbike, the FRX1. At just 132 lb, it packs 15 kW of torquey grunt, and offers a range up to 62 miles – at a price that might make it a winner.

KTM has re-energized its drool-worthy enduro lineup for 2020, with a raft of updated EXC 2-strokes and EXC-F 4-strokes that make use of the company's new "Supertrax" suspension technology.

​Fans at the RedBull Straight Rhythm race next Sunday will see the Alta Motors Redshift MX lightweight torque monster go head-to-head with 250 cc gas bikes in a supercross-like event, but without the turns.