Hardtail | Lightweight 29“ carbon MTB

29“ hardtail MTB

With a hardtail from Origine, you'll choose lightweight, speed and precision handling. With a 100mm or 120mm fork, the Théorème adapts to your riding style, whether you're a racer or just a fun rider, for a maximum of thrills. These hardtail mountain bikes are dynamic on singletracks, capable of accelerating uphill and predictable in the descents. Configure your hardtail online, using Origine's configurator.

Cross Country Mountain Bike

Théorème GTR 29″

High performance

The Théorème GTR combines technicality and lightness. Radical and forgiving at the same time, it is the hardtail for cyclists looking for high performance. Designed for XC, equipped with the best technologies from our engineers, it ensures a sporty and incisive ride. All this for incomparable sensations.

Prices start from 2 654 €

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Théorème GTO 29″

Performance and comfort

New generation. The Théorème GTO is our hardtail with the best comfort/performance ratio in the range.
Responsive, top-performing comfortable, it's the perfect weapon for those who enjoy XC and marathon riding.
A model of versatility, build it to suit your riding style and budget.

Prices start from 2 318 €

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Théorème GT 29″

Performance and Comfort

The Théorème GT is the semi-rigid mountain bike with the best comfort/performance ratio in the range.
Nervous, powerful and comfortable, it is the ideal ally for those who enjoy all types of terrain: Cross-Country or Marathon.
A model of versatility, it is entirely configurable according to your practice and your desires.

Prices start from 2 052 €

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Discover also

Women's MTB

MTB with full suspension

Carbon MTB

Downcountry MTB

XC MTB

Trail MTB

Alloy MTB

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Carbon hardtail Xc and marathon bike

The Origine XC range is grouped together in the Théorème family of hardtail mountain bikes, perfect for XC and marathons. From the first turn of the pedals yo [See more]u will feel this lightweight bike accelerate away. Predictable and precise steering, perfect for climbing and reliable in the descents. This bike is ready for any surface and any conditions you wish to throw at it.