17.1 kg70 km average rangeCharging time 2.5 h
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Unconditional. All-round. Comfortable.
Strong and supportive e-bike for city commuting and longer tours that makes all your rides comfortable.


Man walking with graphite grey Ampler Stout e-bike
Stout makes daily commuting flexible, fast and simple. The motor lets you cycle longer distances sweat-free. The rear carrier makes enough space for everything from grocery bags to a child seat.
Woman riding pine green Ampler Stout e-bike
Stout is a trustworthy e-bike both for daily commuting and for longer tours. The dynamic motor support and 9 gears make cycling uphill a breeze, while the wide puncture-protected tyres and bright lights keep you safe even on bumpy terrain in the dark.
Man riding graphite grey Ampler Stout e-bike
Stout is light to lift and pleasant to use. The ergonomic saddle combined with the sturdy bike frame support the active riding position and keep the handling stable. All this makes the ride feel reliable and comfortable.


Updates via the Ampler app
The Ampler app lets you can customise the motor assist settings, check the battery level, and receive over-the-air firmware updates. This will always keep your bike electronics up to date with the latest improved functions.


Customise your bike

Get your Stout


Pine Green

Graphite Grey


20% VAT included. Free shipping within Europe.

or 300€ due today

  • M (55 cm) 175 – 186 cm
  • L (59 cm) 186 – 200 cm

No frame chosen

Please choose a configuration to see availability.

Bright integrated lights

Stout comes with LightSKIN and Busch+Müller EYC integrated lights that work for 2 hours even after depleting the battery.

Reliable disc brakes

Hydraulic disc brakes that are designed for reliable braking power in all conditions.

Puncture-protected tyres

Premium all-rounder Continental tyres that let you ride fast and safely on both road and gravel.

Technical details
Frame Sizes: Medium 55 cm, Large 59 cm
Weight: 17.1 kg
Maximum weight load: 120 kg (rider and luggage)
Frame: Aluminum Alloy 6061
Fork: Aluminium 1 1/8", 12 mm thru axle
Crankset: Alloy 42T, 170 mm
Bottom Bracket: Sealed BB with integrated torque sensor
Drivetrain: Microshift Advent RD-M619M 9 Speed Rear Derailleur with Microshift SL-M8195 Shifter
Cassette: Microshift CS-H093 11-42T
Chain: Yaban SLA-H9 116L
Brakes: Hydraulic disc brakes with 160 mm brake discs
Tyres: Continental Top Contact II, 42-622 mm
Wheels: 28" wheels with 18 mm asymmetrical rims and sealed bearing hubs, 36H, brass nipples
Assist speed: 25 km/h
Range: 45-100 km depending on terrain and assist mode, average 70 km
Battery: 48 V 336 Wh LG Li-ion battery
Motor: 48 V 250 W rear hub motor
Control mode: Precise pedal torque sensing motor control system
Connectivity: Smartphone connectivity with option to change motor settings
Charger: 3A Li-ion charger with Rosenberger magnetic plug
Charging time: 2.5 hours for a full charge
Lights: Front: Busch+Müller IQ2 Eyc integrated light set / Rear: LightSKIN integrated seat post LED light
model geometry
Effective top tube A 597 602
Seat tube length B 550 590
Head tube C 150 175
Steering angle D 71 71.35
Seat tube angle E 72 72
Chainstay F 452 452
Wheelbase G 1078 1080
Standover H 830 856

Buying and riding an Ampler worry-free

Free shipping & returns

Not happy with your bike? Return it for free within 14 days and get a full refund.

2-year warranty

No need to worry if things break — Your bike comes with a 2-year warranty and a 5-year warranty of frame and fork.

Servicing in Europe

If there are any problems with your Ampler bike, you can get it fixed at our official service partners in Berlin, Munich, Hannover and Frankfurt.

Over-the-air updates

With our over-the-air updates, the firmware inside your bike will always stay up to date.

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