Commençal Supreme DH 29 / 27 Signature

2021 MountainDownhill Manufacturer page

Commençal Supreme DH 29 / 27 Signature, color Pearl White / Electroplate Lagoon, Shiny Finish

Last known price: $5,999

Prices shown first for United States
Travel: 203 / 200 mm Fork / rear shock
Wheels: 29″ / 27.5″
Drivetrain: 1 × 7 34t / 11–25t
Gear range: 227%
Weight: 17.5 kg 38.6 lb · Reference configuration not specified
Frame: Aluminum
Brakes: Hydraulic disc

Rider height by size (cm)

Size guide

SM 160–172
MD 169–182
LG 179–192
XL 189–203

Components

17 of 21 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

2021 Supreme DH 29/27, 200 mm travel, 27/29'', Alloy 6066, triple butted tubes, T4, T6. Enduro bearings Not identified

Suspension

2 parts

Drivetrain

7 parts

Brakes

1 part

Brakes
- Shimano Deore XT
SM-RT86

Wheels and tires

4 parts

Cockpit and contact points

6 parts

Grips

YES Not identified
Handlebar
- Race Face Ride Handlebar - 31.8
Headset
- Acros
Saddle
- Fizik Gravita Alpaca X5
Seatpost

RIDE ALPHA Super Light, 31.6 mm, 250 mm, Alloy 7075 Not identified
Stem

RIDE ALPHA DH 40, 40 mm extension, direct mount, 31.8 mm Not identified

Sizes and geometry

4 sizes Open in the geometry plotter

Enter your height to highlight matching ranges.

Size MD

Table

Geometry diagram unavailable

Diagrams for different front and rear wheel sizes are not available yet. Available facts remain in the table.

Size Reported by the manufacturer

Complete manufacturer geometry table 4 published sizes

Complete manufacturer geometry by size
Measurement
Reachmm	435	455	480	505
Stackmm	624	620	620	620
Top tube lengthmm	593	612	638	660
Seat tube lengthmm	400	400	400	400
Head tube lengthmm	112	112	112	112
Head tube angle	63.5°	63°	62.5°	62.5°
Seat tube angle	67°	67°	67°	67°
Chainstay lengthmm	448	456	456	456
Wheelbasemm	1256	1290	1320	1345
Front centermm	808	834	864	889
Bottom bracket dropmm	9	4	4	4
Fork rakemm	59	58	56	56
Trailmm	121	126	132	132
Stack/reach ratio	1.43	1.36	1.29	1.23

Not published by the manufacturer: 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: 17.5 kg

38.6 lb

Suspension

Suspension configuration: Full suspension
Front travel: 203 mm
Rear travel: 200 mm

Drivetrain

Derived by Bikelake

Front chainrings: 1
Smallest chainring: 34
Largest chainring: 34
Rear sprockets: 7
Smallest sprocket: 11
Largest sprocket: 25
Lowest gear: 37.4 in
Highest gear: 85.0 in

Wheels and brakes

Wheel configuration: Different sizes
Brake type: Hydraulic disc

Fit and controls

Seatpost: Rigid seatpost
Shifting: Mechanical

Additional specifications

Fork spring: Air
Rear shock spring: Coil
Tire width: 2.4″
Wheel material: Aluminum
Wheel size: 29″, 27.5″

Technical analysis

4 measures

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

Front travel

203 mm

This value is within the central range for this class.

Cohort: Mountain / Downhill Model year: 2021
Sample: 103 bicycles with this information
Coverage: 98.0% of the class

Rear travel

200 mm

This value is within the central range for this class.

Cohort: Mountain / Downhill Model year: 2021
Sample: 96 bicycles with this information
Coverage: 91.4% of the class

Lowest gear

37.4 gear inches

This value is within the central range for this class.

Cohort: Mountain / Downhill Model year: 2021
Sample: 94 bicycles with this information
Coverage: 89.5% of the class

Highest gear

85.0 gear inches

This value is within the central range for this class.

Cohort: Mountain / Downhill Model year: 2021
Sample: 94 bicycles with this information
Coverage: 89.5% of the class

Gearing

Estimated speeds at 80 rpm

Lowest gear: 14.3 km/h
Highest gear: 32.6 km/h

Total gear range 227%

Technical details and class reference

These speeds describe the gearing at the selected cadence, not how fast you can ride.
Calculated from published gear-inch values and their wheel-size assumptions.
These gearing values describe the bicycle, not a selected frame size.
A 100% range means one ratio; 500% means the highest ratio is five times the lowest.
For e-bikes, motor assistance cutoff is not represented.

Gear-inch range

Lower gear-inch values travel less distance per pedal revolution; higher values travel farther.

This bicycle: 37.4–85.0 gear inches
Class reference (p10–p90): 30.9–103.9 gear inches; The band runs from p10 for the lowest gear to p90 for the highest gear.

Cohort: Mountain / Downhill Model year: 2021
Lowest gear: 94 bicycles with this information, 89.5% of the class
Highest gear: 94 bicycles with this information, 89.5% 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 2021 builds

Differences across 2021 builds
Specification	This bicycle Commençal Supreme DH 29 / 27 Signature	Commençal Supreme DH 27 / 29 Ohlins ED	Commençal Supreme DH 27/29 Olhins ED	Commençal Supreme DH 27/29 Team	Commençal Supreme DH 29 / 27 Race	Commençal Supreme DH 29 / 27 Race Hayes
Frame
Bicycle weight	17.5 kg	16.7 kg	16.7 kg	17.2 kg	17.7 kg	17.7 kg
Suspension
Front travel	203 mm	200 mm	200 mm	200 mm	203 mm	203 mm
Other specifications
Rear shock spring	Coil	Not informed	Not informed	Not informed	Coil	Coil