ROCK MACHINE Storm INT e70-29
A modern and design-perfect 29" e-bike with a 90Nm Sport Drive mid-motor and a high-capacity battery. Whether you're looking for an e-bike for commuting, shopping or trips, the Storm INT e70 is guaranteed to be a good choice.
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SPORT DRIVE MD250S
90 Nm
500 Wh
8 speeds
29"
100 mm (front)
microSHIFT Acolyte 1×8 (12-42T, 350 %)
Simple and reliable drive for MTB and recreational riding.
Eight-speed cassette with 12-42 tooth range offers plenty of gearing (350%) for uphill and downhill riding. The ideal choice for electric bikes and riders looking for a maintenance-free and functional system.
Block Lock head assembly protects against damage to the frame by the handlebars during a fall
The modern and design-perfect 29" ROCK MACHINE Storm INT e70-29 e-bike . The 90 Nm Sport Drive mid-motor and fully integrated 500 Wh battery will keep you going on routes of up to 100 km (depending on terrain, natural conditions and riding characteristics). the motor is equipped with a torsion sensor that delivers assistance depending on how hard you pedal - it helps significantly more on hills than on flat ground.
The new Fun Ride geometry makes riding a Storm e-bike easier and more comfortable not only on the road, but also off-road. Comfort and confidence during the ride are ensured by suspension forks and 2.25" WTB tyres with universal fast tread. Just to your left you will find the SPORT DRIVE Grip display control unit, which shows you the battery level or the current speed.
Safety is taken care of by the Alhonga hydraulic disc brakes and the microSHIFT Acolyte 1x8 for precise shifting. In terms of additional comfort, you'll appreciate the Block Lock headset, which protects against damage to the frame by the handlebars in a fall, and the WTB Nineline Comp 29x2.25" tyres with reflective stripe. ROCK MACHINE also offers plenty of accessories for its e-bikes. The Storm can be retrofitted with a rack, fenders, lock, lights and stand. Whether you are looking for an e-bike for commuting, shopping or a trip the Storm INT e70 is guaranteed to be a good choice.
Need help choosing the right e-bike? Take advantage of our guide to choosing an e-bike or contact us directly.
E-bike range calculator
The e-bike range is approximately
*Factors affecting total range include assist mode settings, technical condition of the e-bike, battery age, ambient temperature, headwind, and riding technique
Central motor DAPU MD250S
The MD250S excels with a high torque of up to 95Nm, thanks to which it offers a ride, with a sufficient reserve of power, even in the most difficult terrain. The compact dimensions and minimalist design of the MD250S motor allow elegant installation in the frame, which does not disturb the visual appearance of the entire e-bike.
It offers 250 W / 350 W power, an integrated well-tuned control unit and excellent efficiency (more than 80 %), thanks to which it achieves an exceptional range value on a single charge. When driving, you will appreciate not only the performance, but also the exceptionally quiet operation. Even on the steepest climbs, the DAPU motor will help in a very significant way.
Battery Sport Drive 504 Wh (14 Ah)
Fully integrated battery with the 4th generation Sport Drive system. The battery has a capacity of 504 Wh. At the same time, it's still easily removable so you can charge it separately if needed.
It is equipped with a BMS board (Battery Management System) that protects it from overheating, short-circuiting or overcharging. The battery can be charged directly in the frame of the e-bike, or it can be removed for charging. You can travel up to 100 km on a single charge (depending, of course, on the profile of the track and how the assistance is used). A fully discharged battery can be charged to full capacity in 6,5 hours.
Display Sport Drive 4 generation gripdisplay
The SPORT DRIVE 4 generation gripdisplay is perfectly legible in all light and weather conditions. Intuitive and very easy to use.
The display comes complete with external buttons for controlling support and function changes, a switch on a 22.2 mm sleeve and a connecting cable. Electrical cabling with connector in 1015 / 965 mm length.
The same passion that led the original enthusiasts to build the first electric bike continues to drive them forward – to enjoy the pleasure of creating the best electric bikes and bringing them to others. Rock Machine is the life passion and mission of the company's designers, and riding their e-bikes will bring you the same great feelings. Rock Machine is a Czech bicycle manufacturer with a long tradition (since 1994) that combines practical development, affordability, reliable components and fun design.
Manufacturer: BIKE FUN INTERNATIONAL s.r.o., Areal Tatry 1445/2, 742 21 Koprivnice, Czech republic, e-mail: info@bikefunint.com, phone: +420 720 771 501, web: www.rockmachinebikes.com
Parameters
General
| Model year | 2022 |
| Brand | Rock Machine |
| Colour | Red-Black |
| Load capacity | 120 kg |
Motor
| Engine manufacturer | Sport Drive |
| Engine type | Sport Drive MD250S |
| Torque | 90 Nm |
| Centre engine | Yes |
Battery
| Battery capacity | 500 - 599 Wh |
| Precise capacity | 504 Wh |
Transmission
| Shifter | microSHIFT Acolyte RD-M5185M |
| Cassette | microSHIFT Acolyte CS-H083A, 12-42 teeth |
| Sorting | microSHIFT Acolyte SL-M7180-R, 8 r. |
Components
| Handlebars | ONE1 Alloy, MTB AL-325BT, 6° upsweep, 9° backsweep, 25mm rise, 720mm, 31.8mm |
| Racks | WTB SX19, 32H |
| Saddle | WTB Volt Sport |
| Saddlebag | ONE1 Alloy, SP C207, 30.9x350mm |
| Grips | Velo VLG-1879D2, Ergo Grip |
| Extender | ONE1 TDS-C342 Alloy, 31.8xE45mm, +3° |
| Coats | WTB Nineline Comp, 29x2.25", Reflective Tape |
Brakes
| Rear brakes | hydraulic Alhonga HJ-OD07, 160 mm |
| Front brakes | hydraulic Alhonga HJ-OD07, 160 mm |
Suspension
| Front fork | RST Blaze, 100 mm |
Questions
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