Helkama SX Carbon Autoshift 29” 11sp

2026 UrbanHybrid Electric bicycle Manufacturer page

Price: Not published

Prices shown first for United States
Europe: €4,999 Last known price
Fork travel: 100 mm
Wheels: 29″
Weight: 25.4 kg 56.0 lb · Reference configuration not specified
Frame: Carbon
Brakes: Hydraulic disc

Rider height by size (cm)

Size guide

MD 165–177
LG 175–188
XL 185–198

Components

15 of 17 identified

Parts found in a manufacturer catalog show their brand, model and key numbers, and the steps show how precisely they are identified: brand, series, model, or the exact product. The info button has every detail and the text the manufacturer published.

Frame and fork

1 part

Frame

Carbon Not identified

Electric system

4 parts

Suspension

1 part

Fork
- Fox 34

Drivetrain

3 parts

Brakes

2 parts

Brake levers
- Shimano
BL-8000
Brakes
- Shimano

Wheels and tires

2 parts

Cockpit and contact points

4 parts

Handlebar
- Shimano
BL-8000
Saddle
- Selle Royal LOOKIN EVO Athletic
Seatpost

31,6 x 350 mm Not identified
Stem
- Ergotec

Sizes and geometry

3 sizes Open in the geometry plotter

Enter your height to highlight matching ranges.

Size LG

Table

Geometry diagram unavailable

The drawing needs seat tube angle, which the manufacturer did not publish. Available facts remain in the table.

Size Reported by the manufacturer

Complete manufacturer geometry table 3 published sizes

Complete manufacturer geometry by size
Measurement
Reachmm	427.5	445	462
Stackmm	640	650	659.3
Seat tube lengthmm	430	480	530
Head tube lengthmm	125	135	145
Head tube angle	67.5°	67.5°	67.5°
Chainstay lengthmm	465	465	465
Wheelbasemm	1204	1204	1224.9
Front centermm	746	746	767
Bottom bracket dropmm	63	63	63
Fork rakemm	71	51	51
Trailmm	68	89	89
Stack/reach ratio	1.50	1.46	1.43

Not published by the manufacturer: Top tube length, Seat tube angle, Bottom bracket height, Standover height, Front travel, Rear travel, Crank length, Handlebar width, Stem length, Stem angle, Seatpost length and Dropper post travel.

Specifications

Frame and fork

Intended fit: Unisex
Frame material: Carbon
Bicycle weight: 25.4 kg

56.0 lb

Suspension

Suspension configuration: Hardtail
Front travel: 100 mm

Drivetrain

Derived by Bikelake

Front chainrings: 1
Smallest chainring: 38
Largest chainring: 38

Wheels and brakes

Wheel configuration: Same size
Brake type: Hydraulic disc

Fit and controls

Seatpost: Rigid seatpost
Shifting: Mechanical

Additional specifications

Battery: Shimano EN806
Fork spring: Air
Wheel material: Aluminum
Wheel size: 29″

Technical analysis

2 measures

How these figures sit among bicycles of the same class and model year. Context, not a ranking.

Front travel

100 mm

This value is within the central range for this class.

Cohort: Urban / Hybrid Model year: 2026
Sample: 580 bicycles with this information
Coverage: 72.4% of the class

Shifting

Mechanical

21 of 801 bicycles with this information use electronic shifting.

Cohort: Urban / Hybrid Model year: 2026
Sample: 801 bicycles with this information
Coverage: 100.0% of the class

Lineup changes

The published facts that differ across this family's builds and from the same model a year earlier. Missing information never counts as zero.

Differences across 2026 builds
Specification	This bicycle Helkama SX Carbon Autoshift 29” 11sp	Helkama SX 10s electric bicycle	Helkama SX 10s electric bike	Helkama SX 29” 10sp	Helkama SX Autoshift 29” 10sp	Helkama SX 10-speed electric bicycle
Frame
Frame material	Carbon	Aluminum	Aluminum	Aluminum	Aluminum	Aluminum
Bicycle weight	25.4 kg	25.7 kg	26.6 kg	26.6 kg	26.6 kg	25.7 kg
Weight limit	Not informed	145 kg	145 kg	Not informed	Not informed	145 kg
Suspension
Front travel	100 mm	80 mm	100 mm	100 mm	100 mm	80 mm
Drivetrain
Rear sprockets	Not informed	10	10	10	Not informed	10
Electric bicycle systems
Battery capacity	Not informed	805 Wh	Not informed	Not informed	Not informed	805 Wh