KF chassis – S19 – DD 30RY Birel ART 2026
High performance chassis dedicated to X30, KA100 and Rotax
The chassis KF – S19 – DD 30RY Birel ART 2026 represents the most complete evolution of the brand for single-speed motor categories. Designed to provide an optimal balance between rigidity, accuracy and performance consistency, it is designed for drivers looking for a reliable, competitive product that is perfectly suited to the most used engines on the market: IAME X30, KA100 and ROTAX.
30RY Design – Perfectly balanced rigidity and flexibility
Base 30RY offers an ideal compromise between stability and responsiveness.
This chassis was developed to:
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Optimize drive output
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Ensuring precise and progressive direction
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Maintain constant behaviour on long relays
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Fully exploit the performance of X30, KA100 and Rotax
The behaviour of the 30RY makes it a preferred choice for national and international competitions.
Geometry S19 – New Generation
Geometry S19 introduces several essential improvements:
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Better absorption of adhesion variations
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More precise front train adjustments
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Enhanced stability on fast track
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More progressive behaviour at the corner entrance
This evolution improves the versatility of the chassis on all types of circuits.
HI-TECH system – Advanced steering and bodywork settings
The S19-DD model incorporates the latest innovations Birel ART:
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Direct launcher setting to ±4°
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Adjusting the body from +12 to –14 mm
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Simplified upper adjustment system
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Removal of lower eccentrics for increased accuracy
These advances allow rapid and reproducible adjustments, essential in running conditions.
Optimal compatibility IAME X30 engines – KA100 – ROTAX
The chassis is specifically adjusted and certified to offer its maximum with:
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IAME X30 : direct response, optimized motor
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KA100 : balanced behaviour, fine driving
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Rotax Max : high speed stability and effective braking
A versatility sought by pilots to easily move from one category to another.
Steering column HI-TECH – Ø10 mm
Equipped with the last column HI-TECH, the 30RY 2026 benefits:
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10 mm high strength bearing
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More stable and sustainable direction
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Accurate feedback at the wheel
The column ensures a high rigidity and an immediate response to the pilot's demands.
Ideal chassis for competition and intensive training
Adapted at all levels, the KF – S19 – DD 30RY offers:
A reference choice for ambitious drivers.
Delivery and Assembly
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Delivery anywhere in Europe
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Professional assembly option in addition
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Custom settings according to engine, tires and category