Rotax Karting strengthens U.S presence: KSG becomes key partner
Rotax Karting strengthens U.S presence: KSG becomes key partner

Rotax Karting strengthens U.S presence:...

Rotax Karting strengthens U.S presence: KSG becomes key partner

Rotax Karting strengthens U.S presence: KSG becomes key partner

Rotax Karting is excited to announce a new chapter in its U.S. operations with the appointment of KSG as a key business partner. KSG will take over the responsibilities of both existing distributors...
Sem and Maurits Knopjes writing history at the 2025 Rotax Max Challenge Grand Finals! Both claimed...
Sem and Maurits Knopjes writing history at the 2025 Rotax Max Challenge Grand Finals! Both claimed...

Sem and Maurits Knopjes writing history...

Sem and Maurits Knopjes writing history at the 2025 Rotax Max Challenge Grand Finals! Both claimed...

Sem and Maurits Knopjes writing history at the 2025 Rotax Max Challenge Grand Finals! Both claimed...

Sem and Maurits Knopjes have both been crowned world champions at the 2025 Rotax Max Challenge Grand Finals in Bahrain. Sem clinched the world title in the DD2 category, while his father Maurits...
Birelart, a major player in the success of the World Rotax Grand Finals
Birelart, a major player in the success of the World Rotax Grand Finals

Birelart, a major player in the success...

Birelart, a major player in the success of the World Rotax Grand Finals

Birelart, a major player in the success of the World Rotax Grand Finals

The Birelart factory continues its successful partnership with BRP-Rotax at the Rotax Max Challenge Grand Finals, held in the magical setting of the Bahrain circuit. The Italian manufacturer was once...
RMCGF 2025: Sodikart, performance at the heart of the brand experience
RMCGF 2025: Sodikart, performance at the heart of the brand experience

RMCGF 2025: Sodikart, performance at the...

RMCGF 2025: Sodikart, performance at the heart of the brand experience

RMCGF 2025: Sodikart, performance at the heart of the brand experience

The Rotax Max Challenge 2025 Grand Final offered the karting world yet another demonstration of mastery and innovation. Hosted in the unique atmosphere of the Kingdom of Bahrain, the event benefited...
A spectacular 2025 RMC Grand Finals concludes in Bahrain: 396 Drivers, 60 Nations, One memorable...
A spectacular 2025 RMC Grand Finals concludes in Bahrain: 396 Drivers, 60 Nations, One memorable...

A spectacular 2025 RMC Grand Finals...

A spectacular 2025 RMC Grand Finals concludes in Bahrain: 396 Drivers, 60 Nations, One memorable...

A spectacular 2025 RMC Grand Finals concludes in Bahrain: 396 Drivers, 60 Nations, One memorable...

Creating a thrilling spectacle in the heart of the desert in the Kingdom of Bahrain, the 2025 Rotax MAX Challenge Grand Finals (RMCGF) once again delivered world-class motorsport at its finest. The...
RMC Grand Final Champions Crowned in Bahrain
RMC Grand Final Champions Crowned in Bahrain

RMC Grand Final Champions Crowned in...

RMC Grand Final Champions Crowned in Bahrain

RMC Grand Final Champions Crowned in Bahrain

What an incredible week it has been here in the Kingdom of Bahrain for the RMC Grand Finals 2025. The atmosphere was absolutely electrifying, filled with anticipation, emotion, and world-class racing....
LIVESTREAMING: Follow LIVE the Prize Giving Ceremony RMC Grand Finals 2025
LIVESTREAMING: Follow LIVE the Prize Giving Ceremony RMC Grand Finals 2025

LIVESTREAMING: Follow LIVE the Prize...

LIVESTREAMING: Follow LIVE the Prize Giving Ceremony RMC Grand Finals 2025

LIVESTREAMING: Follow LIVE the Prize Giving Ceremony RMC Grand Finals 2025

After an unforgettable week of racing, it's time to celebrate the new RMC Grand Finals Champions 2025! The evening begins in the Social Area and around the main podium stage with the Sundowner...
LIVESTREAMING: Follow LIVE the Rotax Max Challenge Grand Finals 2025 - the Finals
LIVESTREAMING: Follow LIVE the Rotax Max Challenge Grand Finals 2025 - the Finals

LIVESTREAMING: Follow LIVE the Rotax Max...

LIVESTREAMING: Follow LIVE the Rotax Max Challenge Grand Finals 2025 - the Finals

LIVESTREAMING: Follow LIVE the Rotax Max Challenge Grand Finals 2025 - the Finals

The climax of the RMC Grand Finals 2025 is here! After days of intense racing, it's time for the Finals in all 8 categories. Every race crowns a Champion - and only the strongest performances...
Grids Set for Finals After Friday’s Pre-Finals at the RMC Grand Finals in Bahrain
Grids Set for Finals After Friday’s Pre-Finals at the RMC Grand Finals in Bahrain

Grids Set for Finals After Friday’s...

Grids Set for Finals After Friday’s Pre-Finals at the RMC Grand Finals in Bahrain

Grids Set for Finals After Friday’s Pre-Finals at the RMC Grand Finals in Bahrain

Qualifying Practice, Heat Races, and Pre-Finals are now in the books, and the only session that remains of any importance is the Finals on Saturday. With RMC Grand National Championship titles on the...
Friday live streaming coverage: Follow LIVE the Rotax Max Challenge Grand Finals 2025
Friday live streaming coverage: Follow LIVE the Rotax Max Challenge Grand Finals 2025

Friday live streaming coverage: Follow...

Friday live streaming coverage: Follow LIVE the Rotax Max Challenge Grand Finals 2025

Friday live streaming coverage: Follow LIVE the Rotax Max Challenge Grand Finals 2025

A special day at the Bahrain International Karting Circuit! The program starts with the traditional Drivers Parade, before all 8 categories line up for the Pre-Finals. This will set the starting grid...
RMC Grand Finals Daily Report #5 Today was a busy day on track with all the heat races
RMC Grand Finals Daily Report #5 Today was a busy day on track with all the heat races

RMC Grand Finals Daily Report #5 Today...

RMC Grand Finals Daily Report #5 Today was a busy day on track with all the heat races

RMC Grand Finals Daily Report #5 Today was a busy day on track with all the heat races

It was a busy day on track at the Bahrain International Karting Circuit as heat races concluded today, setting the grids for Pre-Finals tomorrow. With a delay-free day, more than 25 heat races were...
Thursday LIVESTREAMING: Follow LIVE the Rotax Max Challenge Grand Finals 2025
Thursday LIVESTREAMING: Follow LIVE the Rotax Max Challenge Grand Finals 2025

Thursday LIVESTREAMING: Follow LIVE the...

Thursday LIVESTREAMING: Follow LIVE the Rotax Max Challenge Grand Finals 2025

Thursday LIVESTREAMING: Follow LIVE the Rotax Max Challenge Grand Finals 2025

This week, the Rotax MAX Challenge Grand Finals 2025 is taking place in the Kingdom of Bahrain from November 29th to December 6th. Around 400 drivers from more than 50 countries will fight for the...
RMC Grand Finals Daily Report #4: Qualifying Practice and Heat 1 at the Bahrain International...
RMC Grand Finals Daily Report #4: Qualifying Practice and Heat 1 at the Bahrain International...

RMC Grand Finals Daily Report #4:...

RMC Grand Finals Daily Report #4: Qualifying Practice and Heat 1 at the Bahrain International...

RMC Grand Finals Daily Report #4: Qualifying Practice and Heat 1 at the Bahrain International...

It was Qualifying Practice and Heat 1 on the schedule today at the Bahrain International Karting Circuit as a late start would see the first wheel-to-wheel action of the weekend take place under the...
PREMA Racing announces Montoya for 2026 FIA F2 season
PREMA Racing announces Montoya for 2026 FIA F2 season

PREMA Racing announces Montoya for 2026...

PREMA Racing announces Montoya for 2026 FIA F2 season

PREMA Racing announces Montoya for 2026 FIA F2 season

PREMA Racing is delighted to announce that Sebastian Montoya will continue to compete with the team in the 2026 FIA Formula 2 Championship. Coming off a positive rookie campaign in the series, the...
Wednesday live streaming coverage: Follow LIVE the Rotax Max Challenge Grand Finals 2025
Wednesday live streaming coverage: Follow LIVE the Rotax Max Challenge Grand Finals 2025

Wednesday live streaming coverage:...

Wednesday live streaming coverage: Follow LIVE the Rotax Max Challenge Grand Finals 2025

Wednesday live streaming coverage: Follow LIVE the Rotax Max Challenge Grand Finals 2025

This week, the Rotax MAX Challenge Grand Finals 2025 is taking place in the Kingdom of Bahrain from November 29th to December 6th. Around 400 drivers from more than 50 countries will fight for the...
Results: Rotax MAX Challenge Grand Finals 2025 at the Bahrain International Karting Circuit
Results: Rotax MAX Challenge Grand Finals 2025 at the Bahrain International Karting Circuit

Results: Rotax MAX Challenge Grand...

Results: Rotax MAX Challenge Grand Finals 2025 at the Bahrain International Karting Circuit

Results: Rotax MAX Challenge Grand Finals 2025 at the Bahrain International Karting Circuit

This week, the Rotax MAX Challenge Grand Finals 2025 is taking place in the Kingdom of Bahrain from November 29th to December 6th. Around 400 drivers from more than 50 countries will fight for the...
Live timing: Follow LIVE the Rotax MAX Challenge Grand Finals 2025
Live timing: Follow LIVE the Rotax MAX Challenge Grand Finals 2025

Live timing: Follow LIVE the Rotax MAX...

Live timing: Follow LIVE the Rotax MAX Challenge Grand Finals 2025

Live timing: Follow LIVE the Rotax MAX Challenge Grand Finals 2025

This week, the Rotax MAX Challenge Grand Finals 2025 is taking place in the Kingdom of Bahrain from November 29th to December 6th. Around 400 drivers from more than 50 countries will fight for the...
RMC Grand Finals Daily Report: All Focus Shifts to Qualifying Practice and Heat 1 of Tomorrow
RMC Grand Finals Daily Report: All Focus Shifts to Qualifying Practice and Heat 1 of Tomorrow

RMC Grand Finals Daily Report: All Focus...

RMC Grand Finals Daily Report: All Focus Shifts to Qualifying Practice and Heat 1 of Tomorrow

RMC Grand Finals Daily Report: All Focus Shifts to Qualifying Practice and Heat 1 of Tomorrow

As the track action heated up throughout the day, times dropped as a total of five Non-Qualifying Practice sessions have now concluded for each category. Tomorrow brings a new day, a single...
2026 RMC Winter Cup entries are open
2026 RMC Winter Cup entries are open

2026 RMC Winter Cup entries are open

2026 RMC Winter Cup entries are open

2026 RMC Winter Cup entries are open

WSK Promotion is delighted to announce the opening of registrations for the Rotax MAX Challenge Winter Cup 2026.
RMC Grand Finals Day #2 - RMC Grand Finals On Track with the first Non-Qualifying Practices
RMC Grand Finals Day #2 - RMC Grand Finals On Track with the first Non-Qualifying Practices

RMC Grand Finals Day #2 - RMC Grand...

RMC Grand Finals Day #2 - RMC Grand Finals On Track with the first Non-Qualifying Practices

RMC Grand Finals Day #2 - RMC Grand Finals On Track with the first Non-Qualifying Practices

After an unforgettable evening yesterday, the 2025 RMC Grand Finals are now in full swing. We officially opened the event with the traditional Welcome Party in the Formula 1 Paddock of the Bahrain...

Saturday Livestream: Round 1 of the RMC Euro Trophy at Karting Genk “Home of Champions”

Saturday Livestream: Round 1 of the RMC Euro Trophy at Karting Genk “Home of Champions” Read more

The Rotax MAX Challenge Euro Trophy makes a welcome return to Karting Genk: Home of Champions for the first round of the 2023 calendar, which will take this weekend place between the 14th and 16th of April. The Mini MAX, Junior Rotax, Senior Rotax, DD2, DD2 Masters, E20 Junior, and E20 Senior are the classes that will participate this weekend.

Results: Round 1 of the RMC Euro Trophy at Karting Genk “Home of Champions”

Results: Round 1 of the RMC Euro Trophy at Karting Genk “Home of Champions” Read more

The Rotax MAX Challenge Euro Trophy makes a welcome return to Karting Genk: Home of Champions for the first round of the 2023 calendar, which will take this weekend place between the 14th and 16th of April. The Mini MAX, Junior Rotax, Senior Rotax, DD2, DD2 Masters, E20 Junior, and E20 Senior are the classes that will participate this weekend.

Live timing & Results: Round 1 of the RMC Euro Trophy at Karting Genk “Home of Champions”

Live timing & Results: Round 1 of the RMC Euro Trophy at Karting Genk “Home of Champions” Read more

The Rotax MAX Challenge Euro Trophy makes a welcome return to Karting Genk: Home of Champions for the first round of the 2023 calendar, which will take this weekend place between the 14th and 16th of April. The Mini MAX, Junior Rotax, Senior Rotax, DD2, DD2 Masters, E20 Junior, and E20 Senior are the classes that will participate this weekend.

Rotax News: Chassis partners for the RMC Grand Finals 2023

Rotax News: Chassis partners for the RMC Grand Finals 2023 Read more

BRP-Rotax is pleased to announce the Chassis Partners for the Rotax MAX Challenge Grand Finals which will take place at the Bahrain International Karting Circuit in Sakhir, Bahrain from December 2-9, 2023.

Full house at the season opener of the German RMC scene

Full house at the season opener of the German RMC scene Read more

The German Rotax MAX scene started the 2023 season with a bang: On 25 and 26 March, both the Rotax MAX Challenge Germany and the partner format of the RMC Cup Series held their first race of the year in Wackersdorf, Bavaria. Together with the guest series of the GKC100 integrated into the supporting programme, they welcomed a huge starting field of over 160 participants*.

Join the RMC Euro Trophy in the Rotax Project E20

Join the RMC Euro Trophy in the Rotax Project E20 Read more

Gunskirchen, Austria – Are you ready to experience the thrill of electric racing in the 2023 season? We have just the opportunity for you! Join the electric-powered E20 kart races at the Euro Trophy in Genk from April 14 to 16 in the Junior, Senior, and Senior Masters categories and experience their impressive acceleration and the Boost Button feature on the steering wheel.

Livestream: Rotax `O plate` British Open Kart Championship at Whilton Mill

Livestream: Rotax `O plate` British Open Kart Championship at Whilton Mill Read more

The Wera Tools Rotax British Open Kart Championships [17-19 March] is all set to be one of the largest `O plate` meetings in decades, as over 220 entries will head for Whilton Mill for the prestigious event.

Rotax classes return under Karting Australia approval and sanction

Rotax classes return under Karting Australia approval and sanction Read more

Karting Australia and BRP-Rotax are pleased to announce they have signed a multi-year agreement with option that will see the most popular Rotax MAX engines re-Homologated, supplied and Approved for use in Karting Australia sanctioned Competition with immediate effect.

Sunday Livestream: BNL Karting Series Kick-Off

Sunday Livestream: BNL Karting Series Kick-Off Read more

Now in its 16th season, the BNL Karting Series makes an emphatic return to racing, having crowned its champions early last October, as they will be going full-throttle this coming weekend at the “Home of Champions,” Karting Genk for the annual Kick-Off.

Livestream: BNL Karting Series Kick-Off

Livestream: BNL Karting Series Kick-Off Read more

Now in its 16th season, the BNL Karting Series makes an emphatic return to racing, having crowned its champions early last October, as they will be going full-throttle this coming weekend at the “Home of Champions,” Karting Genk for the annual Kick-Off.

Live timing: BNL Karting Series Kick-Off

Live timing: BNL Karting Series Kick-Off Read more

Now in its 16th season, the BNL Karting Series makes an emphatic return to racing, having crowned its champions early last October, as they will be going full-throttle this coming weekend at the “Home of Champions,” Karting Genk for the annual Kick-Off.

Ex Rotax Max-star Jessica Bäckman begin the season in the GT Winter Series with PROsport Racing Team

Ex Rotax Max-star Jessica Bäckman begin the season in the GT Winter Series with PROsport Racing Team Read more

Jessica Bäckman from North of Sweden announces today that she will begin the 2023 season by entering the GT Winter Series at the Navarra track in Spain. It will be both a new car and a new team for Jessica as she will drive an Aston Martin AMR Vantage GT4 car together with the PROsport Racing Team.

The BNL Karting season 2023

The BNL Karting season 2023 Read more

Now in its 16th season, the BNL Karting Series makes an emphatic return to racing, having crowned its champions early last October, as they will be going full-throttle this coming weekend at the “Home of Champions,” Karting Genk for the annual Kick-Off.

Karting Genk to host the RMC Grand Festival 2023

Karting Genk to host the RMC Grand Festival 2023 Read more

BRP-Rotax is pleased to announce that the Rotax MAX Challenge Grand Festival will take place from September 1st to 3rd 2023 in cooperation with Karting Genk, partnering with GKS as the Authorized Rotax Distributor, at the famous ‘Home of Champions’ complex in Belgium.

RMC Euro Trophy – back stronger for season six

RMC Euro Trophy – back stronger for season six Read more

The new season has already had a taste of what is in store for the Rotax MAX Challenge Euro Trophy in 2023, following the success of the recent RMCET Winter Cup held in Spain, as the championship prepares to begin its sixth year of international competition.

RMC Euro Trophy Winter Cup crowns winners under the Spanish sun

RMC Euro Trophy Winter Cup crowns winners under the Spanish sun Read more

The first international Rotax race winners have been determined. Last weekend, the RMC Euro Trophy Winter Cup kicked off the new season in Campillos, Spain. Nearly 180 riders went full throttle on the demanding course in Andalusia and delivered exciting racing action at the start of the season.

Join the new Championship: Rotax MAX Challenge Asia Trophy 2023

Join the new Championship: Rotax MAX Challenge Asia Trophy 2023 Read more

BRP-Rotax is glad to announce the addition of a new championship to the Rotax racing calendar: the Rotax MAX Challenge Asia Trophy (RMCAT), which will be organized by the Rotax Authorized Distributor for Malaysia and Brunei, Amprex Racing Services (ARS).

Sunday live streaming coverage: Rotax MAX Challenge Euro Trophy Winter Cup at Circuito Karting Campillos

Sunday live streaming coverage: Rotax MAX Challenge Euro Trophy Winter Cup at Circuito Karting Campillos Read more

The 2023 Rotax MAX Challenge Euro Trophy Winter Cup is in the starting blocks. This weekend marks the start of the international racing season for this exciting series at European level.

Saturday live stream: Rotax MAX Challenge Euro Trophy Winter Cup at Circuito Karting Campillos

Saturday live stream: Rotax MAX Challenge Euro Trophy Winter Cup at Circuito Karting Campillos Read more

The 2023 Rotax MAX Challenge Euro Trophy Winter Cup is in the starting blocks. This weekend marks the start of the international racing season for this exciting series at European level.

Results: Rotax MAX Challenge Euro Trophy Winter Cup at Circuito Karting Campillos

Results: Rotax MAX Challenge Euro Trophy Winter Cup at Circuito Karting Campillos Read more

The 2023 Rotax MAX Challenge Euro Trophy Winter Cup is in the starting blocks. This weekend marks the start of the international racing season for this exciting series at European level. 

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Tony Kart presents the new chassis: Racer 401R, Krypton 801R and Rookie EV.
Bas Kaligis
/ Categories: Technical

Tony Kart presents the new chassis: Racer 401R, Krypton 801R and Rookie EV.

Now the last developments of the top range Tony Kart chassis are official. The models Racer 401R and Krypton 801R for Ok and KZ, and Rookie EV for the Mini. All the chassis have a new graphic and some improvements on the components. For the Rookies also the frame has been modified and the brake system has been redisgned.

Briefly the news
Racer 401R and Krypton 801R
- New steering wheel covered with high grip rubber granting more precision and comfort during the driving
- Standard inclined steering wheel hub
- Integarted floor plate granting a better aerodynamics
- M7 low CX aerodynamic Nassau panel
- Brand new graphic design bodyworks, floor plate and fuel tank stickers 

Rookie EV
- New bare frame geometry
- BSM4 one-piece master cylinder with brake pads self adjusting system and self ventilated disc 160x10mm
- MSHL stub axles
- Flat bottom seat available in two sizes
- New graphic for bodyworks

Constant development
Racer 401 R, Krypton 801 R and Rookie EV are the latest versions of the top models of the Tony Kart chassis range, suitable not only for experienced drivers but also for youngest drivers in Mini class.
The Racer is the chassis “Symbol” of the company: born in 2000, it boasts 7 World Titles and many other international titles in all the classes. All the improvements brought to 2019 chassis have been thought, developed and tested by the Tony Kart official racing team during the most important competitions around the world: these are the essential conditions for giving all the drivers high quality and reliable karts. For Racer 401R and Krypton 801R, both available in direct drive and shifter version, the bare frame geometry are unchanged, the most interesting innovations concern the componentry.
Geometry, accessories and production method are the same for both models, the main difference is in the diameter of the steel molybdenum Chrome tubes: 30mm for the Racer and 32mm for the Krypton.
The Rookie has new bare frame geometry, a new brake system, new stub axle and seat available in two sizes.

Aerodynamics
Thanks to computer CFD simulations, the technicians of the Research and Development Department of the OTK Kart Group developed the new M7 Nassau panel for the Racer and Krypton: its shape is characterized by a unique and revolutionary design, perfectly integrated with M6 bodyworks. Another great change is the integrated floor plate, a special type of floor plate whose configuration completely seals the frame frontal area, considerably improving the aerodynamic output.

Comfort and Precision
The Racer 401 R and the Krypton 801 R are provided with the new steering wheel covered with high grip rubber. This new solution grants a better comfort and a better driving feeling for the driver. 
Moreover also the inclined steering wheel hub is new and provided as standard, this allow to better adjust the driving position.

KZ
The use of high quality materials and innovative methods of production are the main characteristics of OTK Kart Group, especially for the kart for KZ class: the most complete of the range.   
Besides all the technical characteristics of the OK, on the KZ there is also an optimized bare frame design and the Bss brake system, equipped with self adjusting  front brakes system with one-piece front calipers with 4 pistons 22 mm Ø .

Rookie EV
The chassis for the Mini class is completely new, with characteristics similar to the top models of Tony Kart Range. The bare has new geometry, keeping unchanged the wheel base of 950mm and the tubes diameter of 28mm. The Rookie EV is also characterized by a new design profile, with 2019 graphics similar to the Racer 401R. The OTK Kart Group R&D Department carried out a great job on the brake system, called BSM4, it has been completely re-designed. Its main features are: Ergal caliper equipped with 4 pistons, self ventilated brake disc and one-piece brake pump in Ergal.

 

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