Helkama Velox Oy

Belt-driven Helkama CX 5s electric bike

A belt-driven and carefree urban e-bike that makes your daily life effortless.

3799,00

Frame size:
Find closest dealer

The Helkama CX is a belt-driven city e-bike that offers a worry-free, quiet, and pleasant riding experience for both everyday commutes and leisure rides.

The combination of a belt drive and hub gears results in a low-maintenance setup, making riding smooth and effortless in every urban scenario. The powerful Shimano EP5 mid-drive motor delivers 60 Nm of torque, making it easier to tackle hills, headwinds, and longer distances. The elegantly frame-integrated 504 Wh battery provides reliable range for commuting, errands, and daily mobility. The low-step frame design makes mounting the bike easy and suits a wide range of riders. An upright, natural riding position adds extra comfort, making this e-bike an excellent choice for daily use. Helkama CX brings together modern electric assistance, low-maintenance technology, and stylish design. It’s a reliable e-bike for city rides, commuting, gravel roads, and adventures.

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 Nexus 5

Gear amount

5

Shifter

Shimano Nexus 5

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 / Gates CDX 39T

Chain

Gates CDX 118T

Rims

Mach1 Trucky 30-584, 32H

Saddle

Selle Royal Lookin Evo Athletic

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

Fixed 135mm/187mm

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 EN610

Color

granite

Lock

AXA Imenso L

Weight limit (kg)

140

Weight (kg)

29,4

Belt-driven Helkama CX 5s electric bike: 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

Belt-driven Helkama CX 5s electric bike: 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