Helkama Velox Oy

Helkama CX 9sp electric bicycle

A versatile urban e-bike for diverse conditions.

3399,00€

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Helkama CX is a versatile city e-bike, perfectly suited for commuting, everyday rides, and longer adventures alike.

The 9-speed external gear system offers a wide gear range, easily adapting to various riding conditions—whether you're navigating city streets, highways, or gravel roads. The powerful Shimano EP5 mid-drive motor delivers 60 Nm of torque, making pedaling effortless and helping you ascend hills and conquer headwinds with ease. A stylishly integrated 504 Wh battery ensures reliable range for your daily mobility needs or extended cycling trips. Electric assist gives you the freedom to move on your own terms—whether commuting, enjoying leisure time, or exploring new cycling routes. The multipurpose geometry and high-quality components make the Helkama CX an excellent choice for the active cyclist who values comfort, performance, and the convenience of electric assistance. Designed to meet real-world needs, this bike serves as a reliable companion for both daily commutes and leisure adventures. Smooth on both asphalt and gravel, the bike is engineered for northern conditions, delivering confident riding all year round.

CX city e-bike

Riding position
Upright Active Race
Chassis suitability
Permanent pavement Graveled road Needle trail Rhizome & pebble Deep snow & sand
Features
Components

Additional information

Product name
Frame

Alumiini

Frame size

50 cm, 54 cm

Front fork

Suntour XCR32 AIR , 80mm

Transmission

Shimano CUES RD-U4020 Linkglide

Gear amount

9

Shifter

Shimano CUES SL-U4000 Linkglide

Front brakes

Shimano MT410 hydraulic disc brake 180mm

Rear brakes

Shimano MT410 hydraulic disc brake 160mm

Brake lever

Shimano MT401

Crank set

Shimano EM600, 170mm/Shimano ET600 38T

Chain

Shimano CN-LG500 Linkglide

Rims

Mach1 Trucky 30-584, 32H

Saddle

Selle Royal Lookin Evo moderate

Seatpost

31,6x300mm

Handlebar

Ergotec City Cruiser, halkaisija: 31,8 mm, leveys: 640 mm, nousu: 41 mm, taivutus: 37°

Stem

Ergotec Sepia XL Fi 90mm, säädettävä / adjustable

Rear axle measurements

QR 168mm, OLD 135mm

Tires

Schwalbe Al Grounder

Wheel size

27,5"

Tire size ETRTO

60-584

Motor brand

Shimano

Motor model

Shimano EP5

Motor specifications

250W – 36V – 60Nm- 25km/h

Battery model

Shimano EN805L

Battery Energy (Wh)

504

Battery placement

Integrated

Battery charging time

80% 4h / 100% 7,5h

Charger

Shimano E6002

Display

Shimano EN500

Color

red, granite, pine green

Lock

AXA Imenso L

Weight limit (kg)

140

Luggage rack weight limit
Weight (kg)

50-cm, pine-green: 27,8
50-cm, granite: 27,8
50-cm, red: 27,8
54-cm, pine-green: 27,9
54-cm, granite: 27,9
54-cm, red: 27,9

Helkama CX 9sp electric bicycle: 50-cm

fs ‐ Frame size 50 cm
st ‐ Seat tube length 500
tt ‐ Efektiivinen vaakaputki 620
ht ‐ Head tube length 175
hta ‐ Head tube angle 69
sta ‐ Efektiivinen istuinkulma 74
cs ‐ Chainstay length 465
bd ‐ Bottom bracket drop 60
fo ‐ Fork rake/offset 497
s ‐ Stack 671
r ‐ Reach 427
wb ‐ Wheelbase 1172

Helkama CX 9sp electric bicycle: 54-cm

fs ‐ Frame size 54 cm
st ‐ Seat tube length 540
tt ‐ Efektiivinen vaakaputki 635
ht ‐ Head tube length 185
hta ‐ Head tube angle 69
sta ‐ Efektiivinen istuinkulma 74
cs ‐ Chainstay length 465
bd ‐ Bottom bracket drop 60
fo ‐ Fork rake/offset 497
s ‐ Stack 681
r ‐ Reach 440
wb ‐ Wheelbase 1188