On Sale
Shop deals on premium upgrades for SurRon, Talaria, E Ride Pro and more from top brands at Darwin EV.
Upgrading Your Bike Starts With You
Every rider wants more power, better control, and a bike that feels planted at speed. The difference isn't the end goal – it's where you start. Some riders need suspension before power. Others unlock performance by upgrading the electrical system first. Budget, terrain, riding style, and experience all matter.
At Darwin EV, we help you upgrade in the order that actually makes sense for how you ride – so every change builds towards a faster, more capable bike without wasted spend.
Power Upgrades
1: Controller → immediate power + customizability
A controller instantly improves performance, even with the stock battery. You’ll get tunability (custom throttle response, torque settings, regen braking) and a noticeable bump in power.
2: Battery → Serious Power + Range
The controller sets the stage, but the battery is where the real power is unlocked. A high-performance pack supports higher current and voltage, extending range and delivering up to three times the output of stock setups. This is the point where your bike becomes a serious machine.
3: Motor → Thermal Headroom + Durability
Once you’re running a high-output controller and battery, the motor is the next bottleneck. A motor upgrade provides thermal headroom, durability, and the ability to hold higher power without overheating. This is the full-send stage for riders pushing the bike hard.
Control & Handling Upgrades (Anytime)
Brakes, suspension, and wheels aren’t “last” — they’re essential for safety and performance at every stage. Whether you ride trails, street, or track, upgrading control and handling can (and often should) happen before or alongside power mods.
Controller Upgrades
Shop the latest controller upgrades from EBMX, Torp, and more.
Battery Upgrades
Shop the latest battery upgrades from Nexbat and EWatt.
Motor Upgrades
Shop the latest motor upgrades from EBMX, Torp, and Sotion.
Front Suspension Upgrades
Shop premium forks from EXT, Ohlins, Sirris, and more.
Rear Suspension Upgrades
Shop premium shock absorbers from EXT, Ohlins, and Sirris.
Complete Custom Wheels
Shop premium wheel sets for off-road, street, and supermoto.
Parts & Accessories
Get the right parts to complete your ride's aesthetics and functionality from Warp 9 and more.
Customer Reviews
Let customers speak for us
So nice and amooth throttle
It came to the house in jus a couple days and everything fit im so happy with darwin
Love it
Always ships fast
Came in quick and super clean love it
Easy set up
Beyond the brakes just looking amazing. They already have saved my life on more than 3 experiences. Honestly, would buy again. And might do so for my next bike build.
Amazing controller!
Is the craziest fastest motor on earth?
Awesome brakes!!
Where do I start 10 stars wouldn't cut it bike absolutely halls with this & the 81 v battery.
Great Motors and great service
Love it
It’s awesome, my son is super happy. Super fast!
Nice strong motor thank you
What customers think about the store
Store offers high-performance electric bike components with fast shipping and exceptional customer service. Products are praised for easy installation, smooth performance, and significant power upgrades. Customers highlight helpful staff (particularly Adam), u...