X-Lab
X-Lab ST5+ eBike
X-Lab ST5+ eBike
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X-LAB ST5+
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 Ibs 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.
Specifications
Specifications
FRAME
XDS X6 Alloy Frame, UDH Compatible
FORK
XDS Suspension Fork, Coil Spring, 80mm Travel,
110x15mm Thru-axle
HANDLEBAR / STEM
Branta Alloy Integrated, w/ Display & Front light, 680mm
Width, 90mm Length, 6 Degree Rise, 15 Degree Backsweep
SEATPOST
XDS 31.6mm Alloy Seatpost , 350mm Length
REAR DERAILLEUR
Shimano Cues RD-U4000, 9-Speed
SHIFTER
Shimano Cues 9-Speed
BRAKES
Branta EC4D Hydraulic E-Bike Brake, w/ Cutoff Switch,
3 Finger Lever, 4 Piston Caliper
CASSETTE
Shimano CS-LG300 11-46T, 9-Speed
CRANKSET
Branta Alloy Crankset, 46T, Narrow-wide Teeth
MOTOR
XDS Mid-drive X800 Motor, 250 Watt Continuous Rated
Power, 470 Watt Peak Power, 95Nm Peak Torque, Dual-sided Torque Sensor
BATTERY
XDS Rechargeable Li-ion Battery, 619Wh, LG Battery Cells, 3A Charger (0-100% 5hr)
LIGHTS
Integrated F+R Lights (+ Brake Lights)
SPEED
Pedal-assist and Throttle, Class 2 20mph (Unlock to Class 3 via the X-Lab Bikes Mobile App)
RANGE
Ride up to 75 miles on a Single Charge
TESTING AND COMPLIANCE
UL2271 and UL2849 Certified, Ingress Ratings: Complete Bike IP54, Battery IPX7, Motor and Other Electronics IPX6
LOAD CAPACITY
Max Load 330 lbs (150 kg)
CONNECTIVITY
Apple Find My Anti-Theft Technology, Bluetooth, OTA Updates
ROTORS
Branta PN28, F:180mm R:180mm
CHAIN
KMC E-GLIDE-S
WHEELSET
Branta Alloy E-Bike Wheelset
TIRES
CST CTC-06, 27.5’’x2.4, 30TPI, w/ Reflective Stripe
Max Tire Clearance: 2.4"
SADDLE
Branta C301
PHONE HOLDER
Quad Lock Mount
REAR RACK
MIK-HD Rack
WEIGHT
24.76 kg / 54.58 lbs (Size L)
SIZE OPTIONS
M / L
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