Performance parts and upgrades for the Sur Ron Ultra Bee, including the Heavy Hitter line we design and test in-house: skid plates, billet racing triangle and linkage, 520 sprockets and the primary drive conversion. You will also find forks, shocks and springs, brake rotors and disc guards, motor and controller upgrades, wheels and seat covers. Fitment is verified on our own Ultra Bee before anything goes live.
Sur Ron Ultra Bee stock specs that matter for parts
Motor: PMSM mid-drive. 12.5 kW peak on the original MY24 bike, 18 kW (21 kW turbo) on the MY25 Ultra Bee HP, and 21.5 kW (24.5 kW turbo) on the MY26 HP X and HP T.
Battery: 74V 55Ah on MY24. 74V 60Ah on the HP models.
Wheels and tires: 19 inch front and rear on MY24 (80/100-19 and 90/90-19). 19 inch front and 18 inch rear on the HP models (80/100-19 and 100/90-18).
Brakes: hydraulic, motorcycle-grade. Sur Ron does not publish rotor sizes, so use the fitment tab on each rotor.
Drive: belt primary with chain secondary. Our 520 sprockets and primary drive conversions are built around that layout.
Suspension: Intersect TR multi-link rear. 240mm front travel and an 85mm shock on the MY26 HP X.
Seat height and weight: 35.8 in (910mm on MY26). 88.5 kg (195 lb) curb weight on the HP X.
Frame: forged aluminum alloy double cradle with a forged aluminum swingarm.
Fitment is listed on every product. Check the fitment tab before ordering, and ask our techs if you want a part confirmed against your build.