Hardtail Electric Mountain Bike – 27.5″ E-ST 100
ROCKRIDER
Crosscountry
Hardtail Electric Mountain Bike – 27.5″ E-ST 100 is an alloy electric cross-country mountain bike (2023), by Rockrider, from the Hardtail Electric lineup. This bike is aimed at a wide range of riders thanks to its fit flexibility, with a setup that gives you a balanced riding position, with a surface profile that is best for smoother trails and efficient rolling. The main strengths in the metrics are strong value-for-money versus many similar bikes, good fit flexibility for dialing in rider position, and balanced, versatile speed for everyday riding. The main limitation versus more focused builds is a firmer ride feel than comfort-first options and battery range that is better for shorter daily use than long all-day outings. Add this bike to compare on MatchBikes.com and see how it stacks up against similar cross-country models.
Rating

Score Summary
Performance
Built for speed and efficiency
Fit
Dialed-in Fit & Comfort
Value
Battery
Specifications
General
Frame
Drivetrain
Wheels
Brakes
E-Bike Components
Geometry
| Measurement | SM | MD | LG | XL |
|---|---|---|---|---|
| Wheels | 27" | 27" | 27" | 27" |
| Rider Min Height | 158 cm | 168 cm | 178 cm | 186 cm |
| Rider Max Height | 171 cm | 180 cm | 189 cm | 199 cm |



























































