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The 2023 i:SY S8 RT model offers a combination of compactness and functionality that is ideal for urban environments. Priced at 3799 EUR, this e-bike features an original i:SY Kompakt 47 cm unisex frame, which supports a maximum rider weight of up to 150 kg. The bike is fitted with a SHIMANO Nexus 8-speed gear system with coaster brake, operated via a SHIMANO Nexus Revo shifter.
Safety is ensured by the TEKTRO HD-T280 hydraulic 2-piston disc brakes with a 3-finger brake lever; the front brake discs measure 180 mm and the rear 160 mm. The original i:SY compact rigid fork contributes to stability and control. The bike is lit by the FUXON FF-100HB front light with a 100 lux LED and high-beam function, as well as the FUXON R-Glow S LED rear light.
Power is provided by a BOSCH Active Line Plus motor with an output of 250 W, which, in combination with the BOSCH PowerPack 500 battery, offers a capacity of 500 Wh. The BOSCH Intuvia display allows for easy operation and monitoring of the system, whilst the BOSCH Compact Charger (2 A) provides the power supply.
The i:SY S8 RT is fitted with SCHWALBE Pick Up tyres mounted on RYDE Andra 40 Disc rims, providing a robust foundation for a variety of riding conditions. Comfort is enhanced by the ZECURE Trekking saddle with Hydro Foam and the ERGON GC10 ergonomic grips. The i:SY handlebars, with a 30° angle, and the 70 mm stem contribute to a comfortable riding position.
Additional features such as the SKS Bluemels mudguards, the HORN Catena chain guard, the ABUS frame lock and the PLETSCHER Kickstand Comp40 Flex kickstand round off the package. The i:SY Carrier is MonkeyLoad-ready, making it easier to carry luggage. Overall, the i:SY S8 RT offers a well-thought-out combination of performance, comfort and safety for everyday use in the city.
| Brakes | TEKTRO HD-T280, hydraulic 2-piston disc brake |
| Front brake disc | 180mm |
| Rear brake disc | 160mm |
| Brake levers | 3-finger brake lever |
| Frame | Original i:SY Compact 47 cm Unisex |
| Drivetrain | SHIMANO Nexus 8-speed, coaster brake |
| Shift levers | SHIMANO Nexus Revo Shifter |
| Number of gears | 8 |
| Fork | Original i:SY compact rigid fork |
| Crankset | i:SY e-bike crank 170mm |
| Sprocket | 16T |
| Drive | KMC e8 Sport EPT |
| Headset | i:SY headset |
| Handlebar | i:SY handlebars 30° |
| Grips | ERGON GC10 ergonomic handles |
| Stem | i:SY stem 70mm |
| Saddle | ZECURE Trekking, Hydro Foam size L |
| Seatpost | i:SY seatpost, 415 mm, ⌀ 34.9mm |
| Rims | RYDE Andra 40 Disc, 32 H |
| Tires | SCHWALBE Pick Up, Super Defence, 60-406 |
| Spokes | 32x stainless steel 2.0 mm |
| Pedals | i:SY anti-slip folding pedal |
| Front light | FUXON FF-100HB, 100 lux LED with high beam |
| Rear light | FUXON R-Glow S LED rear light |
| Mudguards | SKS Bluemels 20 inch, width 65mm |
| Kickstand | PLETSCHER Kickstand Comp40 Flex |
| Rack | i:SY Carrier MonkeyLoad ready |
| Motor manufacturer / model | BOSCH Active Line Plus, 36V / 250 W |
| Display | BOSCH Intuvia |
| Battery | BOSCH PowerPack 500, 36V, 13.8 Ah |
| Battery capacity (Wh) | 500 |
| Charger | BOSCH Compact Charger 2 A |