Rockrider E-EXPL 520 S
An aluminium 29-inch full-suspension electric mountain bike with 140 mm of travel front and rear, a Brose Drive T mid-drive motor (70 Nm) with a torque sensor and a removable 500 Wh battery, with assistance up to 25 km/h. It has a 10-speed Microshift drivetrain, Tektro hydraulic disc brakes with 203 mm rotors, a dropper post and a colour display.
Spec analysis: we have not ridden this model. Specs and prices checked 10 Nov 2026.
- Top speed
- 25 km/h (16 mph)
- Motor
- 250 W rated, 460 W peak
- Torque
- 70 Nm
- Battery
- 500 Wh
- Range
- ≈ 92 km real, 80 km claimed
- Weight
- 24.4 kg
- Price from
- €2,398.99 · £2,499.99
Full specifications
| Performance | |
|---|---|
| Top speed (EU version) | 25 km/h (16 mph) |
| Motor power | 250 W rated, 460 W peak |
| Torque | 70 Nm |
| Claimed range | 80 km |
| Assist levels | 5 modes (4 assist levels + walk mode) |
| Motor and drivetrain | |
| Motors | 1 (mid-drive) |
| Motor make | Brose Drive T Aluminium |
| Assist sensor | Torque sensor |
| Pedal assist | Yes |
| Throttle above 6 km/h | No |
| Gears | Microshift Advent X 10-speed (11–48T) |
| Drive | Chain |
| Battery and charging | |
| Battery | 500 Wh |
| Removable battery | Yes |
| Charging time | not published |
| Size and weight | |
| Weight | 24.4 kg |
| Max load | not published |
| Rider height | S 150–164 cm, M 165–174 cm, L 175–184 cm, XL 185–200 cm |
| Folding | No |
| Frame style | Step-over |
| Frame | Aluminium 6061 |
| Wheels, brakes and suspension | |
| Wheel size | 29″ |
| Tyre size | 29 × 2.4″ |
| Tyres | Pneumatic |
| Brakes | Tektro M276 two-piston hydraulic disc, 203 mm rotors front and rear |
| Suspension | X-Fusion McQueen R air fork, 140 mm travel; X-Fusion Pro R shock, 140 mm rear travel |
| Lights, display and features | |
| Lights | Lights included |
| Display | Colour TFT (Decathlon Ergo 900) |
| App | Yes |
| Water resistance | not published |
| Other features | Walk assist, Auto mode (Decathlon app), Dropper post (120–170 mm by size), Tubeless-ready wheels and tyres, Bell, Wheel reflectors, Max total weight 120 kg (rider, kit and bike) |
| Approvals and warranty | |
| EN 15194 certified | Yes |
| Warranty | 2 years (lifetime on frame, handlebar and stem) |
European version, from official sources listed below. “Not published” means the maker does not give that figure; we leave a gap rather than guess.
Where can you ride it?
As sold, the Rockrider E-EXPL 520 S can be ridden on public roads in 5 of the 5 countries we cover. Verdicts compare the European version's specs with each country's rules. They are not legal advice.
| Country | Verdict for this model as sold |
|---|---|
| 🇫🇷 France checked 9 Nov 2026 | Road-legal
|
| 🇩🇪 Germany checked 9 Nov 2026 | Road-legal |
| 🇳🇱 Netherlands checked 9 Nov 2026 | Road-legal |
| 🇵🇱 Poland checked 9 Nov 2026 | Road-legal
|
| 🇬🇧 United Kingdom checked 9 Nov 2026 | Road-legal
|
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