Bikes up to 60% offWe monitor over 40,000 bikes daily to find the best prices

Today’s Deals

2025 i:SY

S8 K

A 20″ aluminum frame utility e-bike with mid-range components and tektro hydraulic disc brakes.
Compare the full range

Manufacturer Price

€3,999($4,651)
Weight51.4 lbs  
FrameAluminum
SuspensionRigid
Wheels20″ Aluminum
Drivetrain1 × 8
GroupsetClaris
MotorBosch 600W 75Nm mid-drive
BrakesTektro Hydraulic Disc
View on isy.deLearn about i:SY
Where to Buy
Similar Bikes
Top Comparison
Insights
Spec Level

Based on build material and quality level of the frame, fork, wheelset, groupset, suspension system, and more.

Sizing
47cm

3'11" +

🐐 Estimated

Rider Fit Notes

None yet.

Do you have this bike? Help other riders make a decision about which size will work for them by sharing your own size and fit notes.

Specs
Build
Frame

Aluminium

ColorsBerry Red; Froggy Green; Happy Orange; Opal Green; Pepper Black; Poppy Red

Fork

Original i:SY Starrgabel

Headset

i:SY Steuersatz

Stem

i:SY Vorbau 70mm

Handlebar

i:SY Lenker 20°

Saddle

ZECURE Comfort, Hydrofoam, Gr. M

Seatpost

i:SY Sattelstütze, 415 mm, ⌀ 34,9mm

TypeRigid

Pedals

i:SY Antirutsch Faltpedal

Grips

ERGON GC10 ERGONomische Griffe

Groupset
Rear Derailleur

SHIMANO Claris

Crank

i:SY E-Bike Kurbel

Shifters

SHIMANO Claris Rapidfire Plus

Cassette

11-34T

Chain

KMC e8 Sport EPT

Chain Guide

HORN Catena

Brakes

TEKTRO HD-T280, hydraulische 2-Kolben Scheibenbremse

TypeTektro Hydraulic Disc

Brake Levers

3-Finger Bremshebel

Wheels
Rims

RYDE Andra 40 Disc, 32 H

Spokes

32x Niro 2,0 mm

Tires

20 x 2,35

Electric Components
Motor

Bosch Performance Line 25/75Nm

Display

Bosch Intuvia 100

Charger

Bosch 4A Charger

Accessories
Fenders

SKS Bluemels 20 Zoll, Breite 65mm

Racks

i:SY Carrier MonkeyLoad ready

Lock

Abus i:SY-Set gleichschließend, bestehend aus Akku- und Rahmenschloss (BLO BOS DT3 + 4750SL NR)

Stand

PLETSCHER Kickstand Comp40 Flex

Rider Notes
Riders Also Viewed

First added January 13

Last updated October 25

Not listed for 216 days