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Stromer ST3

The extraordinarily dynamic S-Pedelec for daily use with customizable riding position and smart extras for stylish, efficient mobility in commuter traffic.

Motor assistance up to 28 mph.

Optional Pinion gearbox and Gates belt drive.

Optional ABS system (front) – only with the Pinion option.

Localization of the bike via GPS.

Battery ejection at the push of a button.

Automatic locking and unlocking via Bluetooth.

Individual adjustment of the motor settings.

Calling up the mileage and personal performance.

Full connectivity thanks to the free Stromer OMNI app.

GEARBOX OR CONVENTIONAL GEARS

You can choose between conventional shifting with Shimano 11-speed system or Pinion gearbox.

Gearbox benefits

LOW MAINTENANCE

PINION GEARBOX

The Pinion 9-speed gearbox allows for fast, precise gear changes while stationary and while riding, as well as a gear ratio range of 568%. For a harmonious riding experience and extraordinary durability.

POWER & DURABILITY

EQUIPED WITH CARBON BELT

The powerful and clean Gates carbon belt drive has been optimized for fast e-bikes. Advantage: smooth, noiseless riding with long service life and minimum maintenance.

MAXIMUM BRAKE CONTROL

OPTIONAL ABS SYSTEM

Bluebrake's fully integrated anti-locking system regulates the force of the front brake - for maximum braking control on slippery surfaces and rollover protection during emergency braking.

ANTI-THEFT PROTECTION

With triple protection thanks to GPS localization, e-mail or text notification if moved without authorization and motor locking in anti-theft mode.

SPORT OR COMFORT

The ST3 comes in 2 frames: The Sport frame for sporty riding and maximum agility; The Comfort frame that is easy to climb onto and off.

See it in action

Technical data

MOTOR ⁺

Motor	SYNO Drive II
Output in watts	720 W
Torque in Nm	44 Nm
Category US \| CA	Class 3, up to 28 mph \| Class I, up to 32 km/h

BATTERY ⁺

Battery \| max. range	BQ814 \| 48 V \| 814 Wh \| -90 miles
Charger	Stromer CR245 \| 245 W
Max. charging time	4 h 45 min

CONNECTIVITY ⁺

Display \| Interface	OMNI C
Connectivity	Mobile connection (free of charge) \| Bluetooth
App	OMNI
Keyless	Yes
Smartlock	Yes
Settings	Yes
Display of range	Yes
GPS positioning	Yes
Over-the-air-Updates	Yes

COLOR ⁺

Frame color

Deep Black | Cool White

COMPONENTS ⁺

Frame \| Fork	Aluminium
Frame size Sport	M <178 cm \| L 175 - 188 cm \| XL >185 cm
Frame size Comfort	M <178 cm (Cool White only)
Stem	Stromer Urban +5° \| 105 mm (Comfort: Stromer Comfort +20° \| 110 mm)
Stem cell phone bracket	Yes
Handlebar	Sweep Handlebar (rise 0 mm \| Back Sweep 15°)
Grips	Stromer by Ergon custom GS1 all black
Rim	Stromer 27.5 x 35 by Alex Rims
Tires \| Dimension	Pirelli Cycl-e ST for Stromer \| 57-584
Brakes	Stromer HD942 by TRP
No. of pistons at front \| rear	4 \| 2
Brake disk at front \| rear	203 mm \| 203 mm
Shifting system	Shimano XT/SLX Microshift 11 Speed 11-42 \| Pinion C1.9 XR 9-Speed (568%)
Crank	FSA Gossamer \| Pinion Forged-175, 52T
Saddle	Selle Royal VIVO \| Ergon SFC 30
Fender	Yes
Carrier \| max. 22.5 kg	Yes
Horn	Yes
Stromer Daylight	Yes
Headlights	Roxim Z4E Pro
Lumen low-beam \| high-beam	600 \| 900
Rear light with brake light	Roxim R3E