origine Help Fast Urban Flatbar M1 2025
2025 E-bike
Estimate price |
3,989$
E-bike
Bike details
Overview
Key information split into simple groups.
Bike summary
-
-
Frame Carbon -
Groupset Tiagra -
Suspension Rigid -
Motor MAHLE 55Nm hub-drive -
Battery IX 250Wh intube -
Brakes Rim
Sizing
Recommended size guide.
SM
153cm - 172cm
MD
169cm - 180cm
LG
177cm - 187cm
XL
184cm - 193cm
Parts list
Components
Main components, grouped by system.
Bike components
Frame
Frame
Help Fast Urban Flatbar
Suspension Fork
OGV III 12x100
Drivetrain
Rear Derailleur
Tiagra Fitness disc
Cassette
HG-50 11-34
Crank
Tiagra Compact 50/34 H
Pedals
Without pedals
Wheels
Rims
R500 X20
Tires
Overide 700x35 Tube Type
Brakes
Brakes
Rim
Cockpit
Stem
TK-278A (semi-intégrée)
Handlebar
Flat 580 mm
Grips
Superlogic
Seat
Saddle
X3 Flow Boost
Seatpost
Monobloc 27,2 350mm
Motor & Battery
Motor
Mahle X20 e-drive 435Wh
Battery
IX 250Wh intube
Fit data
Geometry
Numbers for sizing and ride feel.
| Size | SM | MD | LG | XL |
|---|---|---|---|---|
| Stack Reach Ratio | 1.562 mm | 1.579 mm | 1.606 mm | 1.594 mm |
| Front Center | 599 mm | 616 mm | 632 mm | 653 mm |
| Rake | 50 mm | 50 mm | 50 mm | 50 mm |
| Trail | 67 mm | 67 mm | 67 mm | 67 mm |
| Stack | 577 mm | 597.5 mm | 621.5 mm | 640 mm |
| Reach | 369.5 mm | 378.5 mm | 387 mm | 401.5 mm |
| Seat Tube Angle | 74 ° | 74 ° | 74 ° | 74 ° |
| Seat Tube Length | 450 mm | 480 mm | 510 mm | 545 mm |
| Head Tube Angle | 71 ° | 71 ° | 71 ° | 71 ° |
| Head Tube Length | 150 mm | 175 mm | 200 mm | 220 mm |
| Chainstay Length | 429 mm | 429 mm | 429 mm | 429 mm |
| Wheelbase | 1016 mm | 1034 mm | 1050 mm | 1071 mm |
| Bottom Bracket Drop | 78 mm | 75 mm | 75 mm | 75 mm |
| Wheels | 700 | 700 | 700 | 700 |
| Rider Min Height | 153 cm | 169 cm | 177 cm | 184 cm |
| Rider Max Height | 172 cm | 180 cm | 187 cm | 193 cm |