Versatile electric bike for commuting, convenience, and everyday riding.
- Mid-Drive utility machine that's commuter ready
- Torque for hills and loads on any commuter route
- 619Wh battery + up to 75+ mile range
The ST5+ brings X-LAB engineering to modern urban mobility.
Powered by an integrated electric system and built on a refined aluminum platform, the ST5+ delivers smooth acceleration, confident handling, and the comfort needed for everyday riding.
Designed for riders who want more from their city bike, the ST5+ makes commuting faster, cleaner, and far more enjoyable.
From daily travel to spontaneous detours, the ST5+ transforms the way you move through the city.
The Mission Command Center
A fully integrated cockpit with an accessible color dashboard puts speed, range, assist mode, and ride data right where you need it – simple to read, effortless to use, and built for everyday reliability and adjustments.
Built Tough, Ride Smooth
A durable alloy frame and a complete build around 54 lbs delivers stability and confidence that prepares the rider for commutes, errands, and long rides with real utility in mind.
Mid-Drive Power Engineered In-House
A mid-drive system tuned as a complete platform with torque where it counts, smarter control, and an integrated Branta ecosystem designed for a better ride feel and easier long-term performance.
All-Inclusive Security + Updates
ST5+ doesn’t stop at hardware: with Find My and the X-LAB Bikes app, you get security, ride customization, diagnostics, and over-the-air updates, so your bike stays current, protected, and ready for every day.
Key Features
- Class 2 throttle + Apple Find My anti-theft technology
- MIK rear rack + alloy fenders
- Shimano CUES 9-speed drivetrain
- Comfort setup: 2.4” tires + 80 mm suspension fork
This bike is available in two colors:
- Aether Sky Blue
- Deep Current Blue
Geometry
| M | L | |
|---|---|---|
| A — Seat Tube Length | 420mm | 450mm |
| B — Top Tube Length | 626mm | 664mm |
| C — Head Tube Length | 180mm | 205mm |
| D — Seat Tube Angle | 70.5° | 70.5° |
| E — Head Tube Angle | 67° | 67° |
| F — Chainstay Length | 490mm | 490mm |
| G — Wheelbase | 1194mm | 1234mm |
| H — BB Drop | 70mm | 70mm |
| I — Stack | 667mm | 691mm |
| J — Reach | 400mm | 430mm |
| K — Front Center | 713mm | 752mm |
| O — Stand-over Height | 445mm | 445mm |
Technical Specifications
FRAME
XDS X6 Aluminum Frame, UDH Compatible
FORK
XDS Suspension Fork, Coil Spring, 80mm Travel,
110x15mm Thru-axle
HANDLEBAR / STEM
Branta Aluminum Integrated, w/ Monitor & Front light, 680mm
Width, 90mm Length, 8 Degree Rise, 28 Degree Backsweep
SEATPOST
XDS Aluminum Seatpost, 31.6mm
REAR DERAILLEUR
Shimano Cues RD-U4000, 9-Speed
SHIFTER
Shimano Cues SL-U4000-9R
BRAKES
Branta E-Bike Brake, w/ Cutoff Switch, 3 Finger Lever,
4 Pistons Caliper
CASSETTE
Shimano CS-LG300 11-46T, 9-Speed
CRANKSET
Branta Aluminum Crankset, 46T, Narrow-wide Teeth
MOTOR
XDS Mid-drive X800 Motor, 250 Watt Maximum Continuous
Rated Power, 470 Watt Peak Power, 85N.m. Peak Torque
BATTERY
XDS Rechargeable Li-ion Battery, 619Wh
ROTORS
Branta 180Z, F:180mm R:180mm
CHAIN
KMC E-GLIDE-S
WHEELSET
Branta Aluminum E-Bike Wheelset
TIRES
CST CTC-06, 27.5"x2.4, 30TPI, w/ Reflective Strips
SADDLE
Branta C302
PHONE HOLDER
Quad Lock Mount
REAR RACK
MIK-HD Rack
WEIGHT
26kg / 57.32 (Size M)