Radium Performance® Motor 6485

The best eskate motors money can buy, developed in-house by Radium. Hundreds of hours of simulation, testing, and refinement lead to what are now renowned as the toughest, most efficient, most power dense motors of this class.

Save money in the long run and buy motors that last - Properly sized and sealed QUAD NMB bearings, 220C rated windings, 150C rated N45 magnets, high quality epoxy, uniquely front mounted sensors, thick 2.5mm steel cans, tight tolerances and Loctite used liberally, our motors are built to handle eskate abuse.

Click here to learn more about what makes our motors special.

Order 10mm shaft version here.

V7.2: Upgraded cooling & appearance. Improved balancing. Recessed circlip, 30mm mounting pattern added.
V8.0: Increased rotor stiffness, upgraded sensor system, shielded sensor cables, added wave spring, 4.0mm AMASS bullets to suit newer Makerx ESC's.

• Dyno verified peak power (15 seconds)- 8397W (245kv/48V), 7026W (205kv/48V)
• Continuous power depends on your setup, riding style and climate.
• 10-20S Voltage
• 64mm diameter, 85mm length
• Curved N45SH magnets rated to 150C
• Battle hardened (magnets reinforced with additional epoxy)
• Quad NMB bearings - replaceable
• 2.5mm thick steel rotor for impact protection and improved magnetic flux path
• Cooling system with mesh protected air intakes
• Front mounted sensor PCB to eliminate electrical noise
• High quality enamel windings rated to 220C
• Multi-core flexible Teflon hall sensor wires with 2.0mm JST connector (vesc plug & play), 40cm length
• Red 12awg silicone phase wires (30cm) with 4.0mm AMASS bullets
• 8mm shaft with keyway, 30mm length
• 10mm shaft version is also 30mm length
• 44mm & 30mm mounting pattern
• Maximum operating temperature of 100C (recommend adjusting default Vesc settings to 100C start 115C end, and Beta value to 3950k, otherwise motors will not reach 100C)
• Recommended motor controllers: Makerx DV6s & D100s
• Each motor weighs 1100g

12 Month warranty on manufacturing defects

PLEASE NOTE Price is for one motor, shaft keys sold separately. 

Looking for something smaller? We also sell 6354 motors.

For electric skateboards and longboards, esk8 and eskate DIY.