Hercules Lyon I-R8

2025 UrbanCommuter Electric bicycle Manufacturer page

Price: Not published

Prices shown first for United States
Europe: €2,999 Last known price
Wheels: 700c
Battery: 500 Wh
Weight: 25 kg 55.1 lb · Reference configuration not specified
Frame: Aluminum
Brakes: Hydraulic disc

Sizes

Size guide

45cm
50cm
55cm

The manufacturer did not publish rider heights for these sizes.

Components

17 of 22 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

Aluminium Not identified

Electric system

3 parts

Suspension

1 part

Fork
- SR Suntour NEX
NEX-E25

Drivetrain

4 parts

Chain
- KMC
Chain guide

HORN Catena 18 Not identified
Crankset
- FSA
CK-220
Shifters
- Shimano Nexus SL-C6000-8
SL-C6000

Brakes

2 parts

Brake levers
- Tektro HD-T280
HD-T280
Brakes
- Tektro HD-T280
HD-T280

Wheels and tires

3 parts

Rims

DDM-11 Not identified

DDM-11
Spokes

Stahl, schwarz, v: 2 mm, h: ED 2 - 2.3 mm Not identified
Tires

28 x 1,75 Not identified

Cockpit and contact points

6 parts

Other components

2 parts

Fenders
- SKS
Lock
- Abus

Sizes and geometry

3 sizes Open in the geometry plotter

Complete rider-height ranges are not published for these sizes. You can still explore the geometry below.

Size 50cm

Table

Geometry diagram unavailable

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

Size Reach Stack

Complete manufacturer geometry table 3 published sizes

Complete manufacturer geometry by size
Measurement
Reachmm	391	401	411
Stackmm	675	675	675
Top tube lengthmm	610	620	630
Head tube angle	68°	68°	68°
Seat tube angle	72°	72°	72°
Chainstay lengthmm	480	480	480
Wheelbasemm	1155	1165	1175
Front centermm	684	694	704
Bottom bracket dropmm	70	70	70
Fork rakemm	41	41	41
Trailmm	97	97	97
Stack/reach ratio	1.73	1.68	1.64

Not published by the manufacturer: Seat tube length, Head tube length, 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: Aluminum
Bicycle weight: 25 kg

55.1 lb

Suspension

Suspension configuration: Hardtail

Drivetrain

Derived by Bikelake

Front chainrings: 1
Drivetrain technologies: internally-geared-hub

Wheels and brakes

Wheel configuration: Same size
Brake type: Hydraulic disc

Fit and controls

Shifting: Mechanical

Electric system

Battery capacity: 500 Wh

Additional specifications

Battery: Bosch PowerTube 500
Fork spring: Coil
Travel: Front: Additional specification: Not available: No
Wheel material: Aluminum
Wheel size: 700c

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 2025 builds

Differences across 2025 builds
Specification	This bicycle Hercules Lyon I-R8	Hercules Lyon F7	Hercules Lyon I-8	Hercules Lyon R7
Frame
Bicycle weight	25 kg	25.5 kg	28.5 kg	25.5 kg
Suspension
Front travel	Not informed	63 mm	75 mm	63 mm
Drivetrain
Drivetrain technologies	internally-geared-hub	internally-geared-hub	Not informed	internally-geared-hub
Smallest sprocket	Not informed	Not informed	11	Not informed
Largest sprocket	Not informed	Not informed	34	Not informed
Brakes
Brake type	Hydraulic disc	Hydraulic disc	Hydraulic disc	Hydraulic rim
Electric bicycle systems
Battery capacity	500 Wh	545 Wh	500 Wh	400 Wh