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2025 Origine

Théorème GR M4

A 29″ carbon frame rigid crosscountry bike with high-end components.

Manufacturer Price

€3,281($3,760)
Weight1.2 lbs (frame)  
FrameCarbon
SuspensionRigid
Wheels29″ Aluminum
Drivetrain1 × 12
GroupsetX01 Eagle, GX Eagle
BrakesShimano XT Hydraulic Disc
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Insights
Ride Feel

Based on frame geometry and build specs.

Terrain
easyextreme
Handling
nimblestable
Théorème GR M4
Other Crosscountry bikes
Gearing

A bike with lower gearing will be easier to ride up steep hills, while a higher top end means it will pedal faster down hills.

Lowest gear

(climbing)

28 mph

Théorème GR M4

27 mph

Similar Bikes

Highest gear

(descending)

Spec Level

Based on build material and quality level of the frame, fork, wheelset, groupset, suspension system, and more.

Sizing
SM

5'0" – 5'7"

MD

5'5" – 5'11"

LG

5'9" – 6'3"

XL

6'1" – 6'7"

Rider Fit Notes

None yet.

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Geometry
Specs
Build
Fork

Rigid MTB

Stem

Mountain Trail TFS

Handlebar

MTN Rizer Comp 740

Saddle

X3 Flow Boost

Seatpost

Monobloc forged alu 0 Offset 30.9 400mm

Type: Rigid

Pedals

Without pedals

Grips

Superlogic

Groupset
Rear Derailleur

X01 Eagle 12s

Crank

GX Eagle 32 single Dub

Power Meter

No power meter

Cassette

GX Eagle 10-52 12 s

Brakes

XT M8200

Type: Shimano XT Hydraulic Disc

Wheels
Rims

X 1900 Spline

Tires

Force AM Competition Line 29x2.25, Availability mid March 2026

Rider Notes
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First added June 16

Last updated January 17

Not listed for 64 days