Helkama Velox Oy

Helkama SX 10s electric bike

Low-frame, all-terrain electric hybrid with a 630 Wh battery and a powerful 85 Nm torque.

3599,00

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The Helkama SX is a low-step hybrid e-bike designed for active riding in the city, commuting, and gravel paths.

The 10-speed electric hybrid combines powerful pedal assist, a stable riding feel, and a sporty riding position, delivering smooth cycling even across changing conditions. The high-performance motor delivers up to 85 Nm of torque, providing strong and natural assistance for hills, headwinds, and longer journeys. A stylishly integrated 630 Wh battery offers extended range and the freedom to enjoy your ride without constantly worrying about charging. The stable frame geometry and slightly sporty, active riding position support controlled handling on both asphalt and gravel. The 10-speed drivetrain offers a wide gear range for varied riding conditions, helping you find the perfect cadence whether commuting or enjoying leisure rides. The low-step frame makes mounting easy and ensures effortless everyday usability. Thanks to the powerful motor, large battery, and versatile riding features, the Helkama SX is a reliable e-bike for active cyclists navigating both urban areas and varied routes.

Features

Additional information

Product name
Brand

Helkama

Frame

Alumiini

Frame size

L (19"), M (17")

Front fork

Suntour SF23-NX1-32-Boost AIR 100mm

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
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 EN806

Battery Energy (Wh)

630

Battery placement

Integrated

Battery charging time

80 % 7,5 h/ 100 % 10,2 h

Charger

Shimano E6002

Display

Shimano EN610

Color

cranberry red, pearl champagne

Weight limit (kg)

145

Recommended height
Frame size Height (cm)
m-17 160-180
l-19 170-190
Weight (kg)

26,6

Helkama SX 10s electric bike: l-19

fs ‐ Frame size 19"
st ‐ Seat tube length 480
tt ‐ Efektiivinen vaakaputki 628
ht ‐ Head tube length 135
hta ‐ Head tube angle 67,5
sta ‐ Efektiivinen istuinkulma 74,5
cs ‐ Chainstay length 465
bd ‐ Bottom bracket drop 63
fo ‐ Fork rake/offset 528
s ‐ Stack 660,5
r ‐ Reach 445
wb ‐ Wheelbase 1203

Helkama SX 10s electric bike: m-17

fs ‐ Frame size 17"
st ‐ Seat tube length 430
tt ‐ Efektiivinen vaakaputki 605
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 528
s ‐ Stack 651
r ‐ Reach 425
wb ‐ Wheelbase 1179