CTM Ruby GX Allroad

Name: CTM Ruby GX Allroad
Brand: CTM

2026 MountainCross-country Electric bicycle Manufacturer page

Price: Not published

Prices shown first for United States
Europe: €2,199 Last known price
Fork travel: 100 mm
Wheels: 27.5″
Drivetrain: 1 × 9 38t
Battery: 720 Wh
Frame: Aluminum
Brakes: Hydraulic disc

Sizes

Size guide

The manufacturer did not publish rider heights for these sizes.

Components

12 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

ALU 6061, Easy Handling Geometry, Full Integrated Battery, ICR, Kickstand/Carrier/Fender Mounts, S, M Not identified

Electric system

2 parts

Battery

LG 720Wh / 36V / 20Ah Not identified
Motor
- Panasonic

Suspension

1 part

Fork
- SR Suntour XCM32

Drivetrain

4 parts

Chain
- KMC XGlide 11 speeds
Crankset
- Samox 38t
Rear derailleur
- Shimano Cues RD-U4000 9 speeds
RD-U4000
Shifters
- Shimano Cues SL-U4000
SL-U4000

Brakes

1 part

Brakes
- Shimano BR-MT200
BR-MT200

Wheels and tires

3 parts

Cockpit and contact points

5 parts

Handlebar

CTM N04, 700/1" rise/31.8mm Not identified
Headset
- FSA HS NO.80/62/CUP/CR II Dual
Pedals
- VP VPE-537 BMX bike pedal
VPE-537
Saddle

CTM Cloud WMN Not identified
Seatpost

CTM LCSP-53, 300/31.6 mm Not identified

LCSP-53

Sizes and geometry

2 sizes Open in the geometry plotter

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

Size SM

Table

Geometry diagram unavailable

The drawing needs stack and bottom bracket drop / Bottom bracket height, which the manufacturer did not publish. Available facts remain in the table.

Size Reach Stack

Complete manufacturer geometry table 2 published sizes

Complete manufacturer geometry by size
Measurement
Reachmm	410	420
Top tube lengthmm	601	611
Seat tube lengthmm	370	375
Head tube lengthmm	160	160
Head tube angle	67°	67°
Seat tube angle	74°	74°
Chainstay lengthmm	460	460
Wheelbasemm	1187	1197
Front centermm	730	740
Fork rakemm	51	51

Not published by the manufacturer: Stack, Bottom bracket drop, Bottom bracket height, Standover height, Trail, Stack/reach ratio, Front travel, Rear travel, Crank length, Handlebar width, Stem length, Stem angle, Seatpost length and Dropper post travel.

Specifications

Frame and fork

Intended fit: womens
Frame material: Aluminum

Suspension

Suspension configuration: Hardtail
Front travel: 100 mm

Drivetrain

Derived by Bikelake

Front chainrings: 1
Smallest chainring: 38
Largest chainring: 38
Rear sprockets: 9

Wheels and brakes

Wheel configuration: Same size
Brake type: Hydraulic disc

Fit and controls

Seatpost: Rigid seatpost
Shifting: Mechanical

Electric system

Battery capacity: 720 Wh

Additional specifications

Battery: LG 720Wh / 36V / 20Ah
Fork spring: Coil
Wheel material: Aluminum
Wheel size: 27.5″

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: Mountain / Cross-country Model year: 2026
Sample: 1,209 bicycles with this information
Coverage: 90.0% of the class

Shifting

Mechanical

156 of 1,318 bicycles with this information use electronic shifting.

Cohort: Mountain / Cross-country Model year: 2026
Sample: 1,318 bicycles with this information
Coverage: 98.2% 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

Differences across 2026 builds
Specification	This bicycle CTM Ruby GX Allroad	CTM Ruby GX	CTM Ruby GX Pro	CTM Ruby GX Pro Allroad
Frame
Intended fit	womens	womens	Unisex	Unisex
Suspension
Front travel	100 mm	100 mm	120 mm	120 mm
Drivetrain
Rear sprockets	9	9	10	10
Other specifications
Fork spring	Coil	Coil	Air	Air