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Swiss Technology.

Stromer bike st3

Most powerful rear-wheel motor with Sport mode.

Stromer bike st3

Maximum range up to 110 miles.

Stromer bike st5

Fully integrated anti-lock braking system.

Stromer bike

Connectivity via
mobile technology

Meet our rear-wheel motors.

More thrust. More dynamics. Greater range. Less wear. Almost silent. More elegance. More fun!

SYNO SPORT | ST5

• Output: 850 watts
• Torque: 48 Nm
• 3 assistance levels
• L1e-B | up to 28 mph

SYNO DRIVE II | ST3

• Output: 820 watts
• Torque: 44 Nm
• 3 assistance levels
• L1e-B | up to 28 mph

CYRO DRIVE IG | ST2

• Output: 750 watts
• Torque: 40 Nm
• 3 assistance levels
• L1e-B | up to 28 mph

CYRO DRIVE II | ST1

• Output: 670 watts
• Torque: 35 Nm
• 3 assistance levels
• L1e-B | up to 28 mph