Technical Specification

*Motor: Wisper High efficiency, 250W hi torque brushless motor, easily ridden past 15.5mph with almost no motor drag
Throttle: Standard: Thumb throttle to 4mph (6km/h) and Thumb throttle to 15.5mph (25km/h) when pedalling. Full throttle option available.
Throttle only range: Using your Wisper bike on throttle only will reduce your range by up to 30%. If your bike has been upgraded so it works on the throttle only, we still suggest pedaling when you are able to do so. Use the throttle only function when you need to rest or to help you pull away when setting off.

Battery: Lithium standard slimline 360Wh or long range 540Wh Lithium
Max Range 360Wh: 50 miles (80km)
Max Range 540Wh: 70 miles (110km)
Controls: Wisper Back lit LCD display with remote controls
Weight: 360Wh: 19Kg 540Wh: 20kg
Frame: Wisper Tailwind 6061 alloy hand welded, custom butted tubing / tapered headtube / BB68 / Internal cable routing / replaceable hanger
Mudguards: Available
Frame Size: 19″ 48cm
Colour: Black 
Fork: RockShox Judy 100mm travel with remote lock out
Chain-set: Black alloy 48T chainring Crank length 170mm
Rear Derailleur: Shimano Alivio Shadow design 9 speed derailleur
Shifter: Shimano Alivio 9 speed M3100 rapidfire shifter
Cassette: Shimano CS HG400
11-34T Chain : KMC
​​​​​​ ​: Wisper Hydraulic 180mm disc front and 160mm disc rear Wheels: Alloy black anodised double wall 27.5” x 1.24″ (31.4mm) Tires: Goodyear Peak 27.5×2.25 Max Load: including luggage 21 Stone / 135kg Any questions about this product? Or do you need any help ordering? Feel free to get in touch with our support department at info@simplebikestore.eu or +31 010 210 7718 . We're happy to help! Simple Bike Store Van Oldenbarneveltstraat 132 3012 GW Rotterdam Tuesday 10 am–6 pm Wednesday1–6 pm Thursday 1–6 pm Friday 10 am–7 pm Saturday 11 am–6 pm Sunday Closed Monday Closed