Axon Pulsar — Sur-Ron Ultra Bee
Complete installation guide for fitting the Axon Pulsar upgrade motor to the Sur-Ron Ultra Bee. Please read all sections carefully before beginning.
Allow yourself a good amount of time. Rushing causes pinched wires and incorrect fitment — both time-consuming to diagnose.
A good set of allen / hex keys is essential. We will not accept responsibility for products or bolts damaged by incorrect tooling.
You are installing an upgrade to an electric motorcycle. If you lack the experience, please seek a professional. Motorcycles can be dangerous when incorrectly installed.
These motors are sent via Japan or China depending on stock. If you require more information please contact us at info@axon.racing.

The Axon Pulsar for the Sur-Ron Ultra Bee is fully compatible and designed as a direct fit. It features full CNC (not cast) casing, 4AWG wires for low resistance, IP67 waterproofing, high quality magnets and stainless steel fixtures with waterproof phase and encoder glands. Designed from the ground up by Axon engineers for optimised heat dissipation and cooling.
- —82mm stator — largest stator volume of any Ultra Bee motor available
- —Full CNC construction — not OEM cast like competitor motors
- —Designed from the ground up by Axon engineers
- —High precision encoder for smooth, refined operation
- —IP67 waterproofing with high quality seals
- —Heavy duty copper windings for low resistance
- —High quality anodized finish — not powder coated
- —Direct bolt-on fit to Sur-Ron Ultra Bee
- —4AWG wires for low resistance and ultimate power delivery
- —Waterproof phase & encoder glands
For product queries or installation help contact us at info@axon.racing