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The Newest Electric Dirt Bike You Never Heard Of: Radian EXR

radian exr electric dirt bike throwing roost in the woods.

70 horsepower. 30-second battery swaps. Premium components. Could the Radian EXR be the next Varg killer?

It took the industry a few years to catch up, but some proper contenders are finally coming for Stark Future’s lunch. Between Bonnell’s new 805 and 902, the upcoming Dust Moto Hightail, and an unexpected entry from Graham Jarvis, the “Jarv-E,” we should have a few legit alternatives to choose from in the coming year.

The most exciting eMoto, however, may have come out of nowhere earlier this month. Enter the Radian EXR, a 70-horsepower electric enduro from the Netherlands with top-shelf components and a legit quick-swappable battery.

According to Radian, the bike is still in development with first deliveries planned for the end of 2027, but if the brand’s current claims are anything to go by, this one’s worth paying attention to. Here’s what we know so far about the upcoming Radian EXR.

It’s Got Competitive Power

Radian EXR electric dirt bike going full gas on a trail.
Seventy horsepower is still about fifteen more than anyone could ever need in the dirt. photo: Radian

Radian says the EXR enduro will come from the factory with 70 horsepower as standard. Things could change over the next 18 months, of course, but as of this writing, there’s no indication Radian will require owners to pay extra to “unlock” the bike’s full potential.

That power comes from a 288V nominal/336V max carbon-sleeved and water-cooled IPM motor, which Radian says has been developed specifically for off-road use. The motor is also designed as a structural component of the EXR’s all-aluminum frame, which Radian says increases stiffness for a more precise riding feel.

Radian EXR motor as a stressed member of the frame.
Radian’s proprietary motor is a stressed member of the frame that adds to its overall rigidity. photo: Radian

And, although 70 horsepower is more than anyone could ever need in the dirt, Radian says they aren’t chasing peak horsepower figures. The motor spins up to a claimed 14,000 rpm peak, but is optimized for maximum efficiency and low-speed precision for technical off-roading.

The Radian EXR will be offered with multiple Bluetooth-tunable ride modes, which include Enduro, Hard Enduro, Motocross, and even a factory setting for Supermoto. A “Custom” ride mode will also be available for riders to tune the EXR as mild or wild as they’d like.

Quick-Swap Batteries Built For Racing

Close up of Radian Infinipack batteries being quick swapped on the trail.
Dual swappable batteries add up to 8.6 kWh of juice, and allegedly can be swapped faster than you can fill your fuel tank in the pits. photo: Radian

Another standout feature that the folks at Radian have built into the new EXR is a unique 8.6 kWh dual-battery system that’s designed to be quickly swapped in a claimed 30 seconds or less without any tools. The seat unlocks and hinges up on a forward-mounted pivot, then the batteries can be unlocked and removed out by hand.

The battery case itself is designed with a smooth, curved shape to easily slide up and out of the frame. By splitting the juice between two packs, Radian was also able to keep the weight of each individual battery down to 48 pounds for easier one-man removal and handling.

Radian says the battery system is designed to provide around 37 miles of riding at a race pace or about 70 miles of recreational use. In other words, they’re aiming for anywhere between 1-7 hours of runtime before it’s time to either recharge or swap out.

Flexible Charging Options

Rider demonstrates how to swap out the battery of the Radian EXR electric dirt bike.
Radian’s dual battery system is designed to be lighter and easily removed from the bike in seconds. photo: Radian

Another potential advantage of the Radian EXR is that while it comes standard with a reasonably portable charger, Radian will also offer two alternative charging options as accessories. Both make use of the EXR’s integrated 7-liter underseat storage compartment, which would otherwise be reserved for things like tools and emergency supplies.

The first option will be a portable/removable on-board charger, which Radian says it plans to offer as a future accessory. The second is a hard-mounted CCS charger to make use of DC fast charging stations.

Current claimed recharge times with the standard 3.3kW charger put the Radian EXR at 90 minutes to recharge from 20% to 80%. Radian will offer a charging “dock” station as an accessory, however, which allows owners to charge and store a second set of swappable batteries to minimize downtime.

Minimalist Interface

Detail of the digital display on the Radian EXR electric dirt bike.
If you prefer a simpler, more straightforward display, the EXR’s glove-friendly module is right up your alley. photo: Radian

The Radian EXR also distinguishes itself from the latest Stark Varg by keeping its dash as simple as possible. A small color display is integrated into the “tank” area behind the steering head, which displays the basics like speed, power, regenerative braking, and battery life.

Radian says they’ve also integrated an advanced enduro time-keeping module for racers, as well as functionality for a manual lap timer. Tuning and personalization of the bike’s power, delivery, and settings will be done via Bluetooth using a smartphone app, but Radian says the bike will also utilize Over-The-Air updates as new tweaks and features are rolled out.

Premium Components All Around

Radian EXR sitting on a trail in the woods.
Adjustable KYB suspension and Brembo brakes will come as standard equipment. photo: Radian

While we know specific components are subject to change during development, Radian’s current build sheet for the EXR has the makings of a top contender. The bike will come from the factory with premium KYB suspension front and rear, which Radian says has been tuned and developed with the help of Technical Touch, a KYB suspension specialist and distributor with operations in Belgium and California.

The front end will be a 48mm closed-cartridge coil-spring fork with 11.8 inches of travel, while the rear gets a 50mm linkage-mounted shock with the same travel. Compression and rebound adjustment will be standard on the front end, while the shock gets full high & low speed compression and rebound adjustment, as well as adjustable preload.

As for the braking package, Radian will spec the EXR with Brembo hardware front and rear, using a 260mm disc with a floating two-piston caliper up front and a 220mm single-piston floating caliper out back. Brembo master cylinders will come as standard on both ends.

Detail of the Radian EXR's dual-LED headlight.
The EXR’s dual-LED headlight doubles as a battery charge indicator. photo: Radian

We’ll also note that folks who get in early to receive Radian’s “Founder’s Edition” bikes will be treated to a set of premium wheels. Takasago Excel rims laced to Haan billet hubs will be standard fare for these first editions. Equipment for the standard models to follow has yet to be confirmed.

Other highlights of the build include a dual LED headlight, which Radian has dubbed “Radian Vision,” which also serves as a charge status indicator when you’re charging the battery in the frame. The bike will also come with a polymer skidplate, integrated rear grab handles, and enduro-friendly flag-style handguards.

Current estimates put the first run of Radian EXR in the hands of early investors by the end of Q4, 2027. The current asking price is around $16,800, but early reservations are currently only available in European countries. Prospective buyers from the USA (or anywhere else in the world) can hop on an “early interest” list via Radian’s website, but won’t actually be able to put any money down for a reservation at this time.

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