Helkama Velox Oy

Helkama SX 10s electric bicycle

  • Smaller 15" frame

Specially designed for smaller riders, this electric hybrid features a 504 Wh battery.

3499,00€

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The Helkama SX is a low-frame hybrid electric bike designed for active riding in the city, on commutes, and on gravel roads.

This 10-speed electric hybrid combines powerful electric assistance, a stable riding feel, and a sporty riding position to ensure smooth cycling even in changing conditions. The high-torque motor delivers up to 85 Nm, providing strong and natural support on hills, against headwinds, and on longer rides. The elegantly frame-integrated 504 Wh battery ensures reliable range for daily use, commutes, and leisure trips. Its stable frame geometry and active, slightly sporty riding posture support controlled riding on both asphalt and gravel paths. The 10-speed drivetrain offers a wide gear range for varying conditions, helping you find the perfect pedaling rhythm whether commuting or taking leisure rides. The low-step frame makes mounting easy and provides effortless daily use. Thanks to its powerful motor, versatile riding features, and high-quality components, the Helkama SX is a reliable e-bike for active cyclists navigating urban streets and diverse routes. It's designed to meet all-day, everyday needs for commuters, urban riders, and recreational cyclists alike. Its stable ride, efficient electric support, and versatile functionality offer the freedom to move on your own terms, day after day. The dependable setup ensures smooth riding year-round, whatever the season.

Features

Additional information

Product name
Brand

Helkama

Frame

Alumiini

Frame size

S (15")

Front fork

Suntour SF23-NX1-32-Boost AIR 80mm

Transmission

Shimano Deore RD-M5130 10sp Linkglide

Gear amount

10

Shifter

Shimano Deore SL-M5130 10sp Linkglide

Front brakes

Shimano MT410 hydraulic disc brake 180mm

Rear brakes

Shimano MT410 hydraulic disc brake 180mm

Brake lever

Shimano MT-401

Crank set

Shimano FC-EM600 170mm/CR-ET600 38T

Chain

Shimano CN-LG500 Linkglide

Rims

Mach 1 Trucky 30-622 32H

Saddle

Ergon ST10 GEL

Seatpost

30,9 x 350 mm

Handlebar

Kalloy, halkaisija 31,8 mm, leveys: 660 mm, nousu: 15 mm, taivutus: 9°

Stem

Ergotec Sepia XL, alu., adjustable 100 mm

Rear axle measurements

QR 168mm

Tires

Schwalbe G-One Allround

Wheel size

29"

Tire size ETRTO

57-622

Motor brand

Shimano

Motor model

Shimano EP6

Motor specifications

250W – 36V – 85Nm- 25km/h

Battery model

Shimano EN805

Battery Energy (Wh)

504

Battery placement

Integrated

Battery charging time

80 % 4 h/ 100 % 7,5 h

Charger

Shimano E6002

Display

Shimano EN610

Color

cranberry red, pearl champagne

Weight limit (kg)

145

Recommended height
Frame size Height (cm)
150-170
Weight (kg)

25,7

Helkama SX 10s electric bicycle

fs ‐ Frame size 15"
st ‐ Seat tube length 400
tt ‐ Efektiivinen vaakaputki 585,5
ht ‐ Head tube length 125
hta ‐ Head tube angle 67,5
sta ‐ Efektiivinen istuinkulma 74,5
cs ‐ Chainstay length 465
bd ‐ Bottom bracket drop 63
fo ‐ Fork rake/offset 508
s ‐ Stack 633
r ‐ Reach 410
wb ‐ Wheelbase 1156