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...

Rotax News: The best in the West prepare to take on their USA Rivals at the Canada Final 2023

Rotax News: The best in the West prepare to take on their USA Rivals at the Canada Final 2023 Read more

The Canada Final 2023 is on the horizon and the competition for the title is going to be spectacular! The series takes place in Western Canada over two action-packed weekends at different locations and is also open to international drivers.

Rotax Grand Festival sets new date at Karting Genk

Rotax Grand Festival sets new date at Karting Genk Read more

Mark your calendars for the new date of the Rotax MAX Challenge Grand Festival! The highly anticipated event for the youngest Rotax competitors will take place from October 27-29, 2023 and promises to deliver an unforgettable weekend of terrific racing action at Karting Genk ‘Home of Champions’ in Belgium.

Sunday live streaming coverage: Round 3 of the RMC Euro Trophy at Karting Des Fagnes in Mariembourg, Belgium

Sunday live streaming coverage: Round 3 of the RMC Euro Trophy at Karting Des Fagnes in Mariembourg, Belgium Read more

This weekend, the almost six-week wait for participants in the Rotax MAX Challenge Euro Trophy will finally come to an end. In Mariembourg, Belgium, the Austrian engine manufacturer's top-class racing series will kick off the second half of the season with the third race of the year. More than 150 competitors are registered on the entry list for the event. It’s no doubt that the racing action is expected to be thrilling on the 1,366-meter circuit in view of the progressing championship.

Saturday livestream: Round 3 of the RMC Euro Trophy at Karting Des Fagnes in Mariembourg, Belgium

Saturday livestream: Round 3 of the RMC Euro Trophy at Karting Des Fagnes in Mariembourg, Belgium Read more

This weekend, the almost six-week wait for participants in the Rotax MAX Challenge Euro Trophy will finally come to an end. In Mariembourg, Belgium, the Austrian engine manufacturer's top-class racing series will kick off the second half of the season with the third race of the year. More than 150 competitors are registered on the entry list for the event. It’s no doubt that the racing action is expected to be thrilling on the 1,366-meter circuit in view of the progressing championship.

Results: Round 3 of the RMC Euro Trophy at Karting Des Fagnes in Mariembourg, Belgium

Results: Round 3 of the RMC Euro Trophy at Karting Des Fagnes in Mariembourg, Belgium Read more

This weekend, the almost six-week wait for participants in the Rotax MAX Challenge Euro Trophy will finally come to an end. In Mariembourg, Belgium, the Austrian engine manufacturer's top-class racing series will kick off the second half of the season with the third race of the year. More than 150 competitors are registered on the entry list for the event. It’s no doubt that the racing action is expected to be thrilling on the 1,366-meter circuit in view of the progressing championship.

Live timing & Results: Round 3 of the RMC Euro Trophy at Karting Des Fagnes in Mariembourg, Belgium

Live timing & Results: Round 3 of the RMC Euro Trophy at Karting Des Fagnes in Mariembourg, Belgium Read more

This weekend, the almost six-week wait for participants in the Rotax MAX Challenge Euro Trophy will finally come to an end. In Mariembourg, Belgium, the Austrian engine manufacturer's top-class racing series will kick off the second half of the season with the third race of the year. More than 150 competitors are registered on the entry list for the event. It’s no doubt that the racing action is expected to be thrilling on the 1,366-meter circuit in view of the progressing championship.

Mariembourg opens second half of RMC Euro Trophy season

Mariembourg opens second half of RMC Euro Trophy season Read more

This coming weekend, the almost six-week wait for participants in the Rotax MAX Challenge Euro Trophy will finally come to an end. In Mariembourg, Belgium, the Austrian engine manufacturer's top-class racing series will kick off the second half of the season with the third race of the year. More than 150 competitors are registered on the entry list for the event. It’s no doubt that the racing action is expected to be thrilling on the 1,366-meter circuit in view of the progressing championship.

 

Electrifying race ahead: Rotax E20 E-Kart Championship set to thrill in Denmark

Electrifying race ahead: Rotax E20 E-Kart Championship set to thrill in Denmark Read more

Ikast, Denmark is set to witness a new era of motorsport in August, when the Rotax E20 E-Kart Championship is taking place. From August 11-13, 2023 the Danish E-Kart Championship will electrify the track at Ikast with fierce competitions in the Rotax E20 Senior, E20 Senior Master, and E20 Junior categories.

Four double winners at RMC Euro Trophy season half-time

Four double winners at RMC Euro Trophy season half-time Read more

In Val d'Argenton, France, the Rotax MAX Challenge Euro Trophy took place last weekend for the halfway race of the 2023 season. 112 drivers from all over the world fought thrilling duels for the next points in the prestigious championship, showing karting at the highest level. The 1,280-meter circuit created space for exciting racing action, from which four double winners emerged in the end.

Sunday Livestream: Round 2 of the RMC Euro Trophy in Val d'Argenton, France

Sunday Livestream: Round 2 of the RMC Euro Trophy in Val d'Argenton, France Read more

The second event of the Rotax MAX Challenge Euro Trophy is this weekend. The engines will be roaring in the French Val d'Argenton as part of the top-class racing series. 130 drivers will make their way to the challenging course 120km southeast of Nantes. The third and fourth scoring races are eagerly awaited, as they will ultimately be the mid-term decisions of this year's season for the European Rotax elite.

Saturday Livestream: Round 2 of the RMC Euro Trophy in Val d'Argenton, France

Saturday Livestream: Round 2 of the RMC Euro Trophy in Val d'Argenton, France Read more

The second event of the Rotax MAX Challenge Euro Trophy is this weekend. The engines will be roaring in the French Val d'Argenton as part of the top-class racing series. 130 drivers will make their way to the challenging course 120km southeast of Nantes. The third and fourth scoring races are eagerly awaited, as they will ultimately be the mid-term decisions of this year's season for the European Rotax elite.

Results: Round 2 of the RMC Euro Trophy in Val d'Argenton, France

Results: Round 2 of the RMC Euro Trophy in Val d'Argenton, France Read more

The second event of the Rotax MAX Challenge Euro Trophy is this weekend. The engines will be roaring in the French Val d'Argenton as part of the top-class racing series. 130 drivers will make their way to the challenging course 120km southeast of Nantes. The third and fourth scoring races are eagerly awaited, as they will ultimately be the mid-term decisions of this year's season for the European Rotax elite.

Live timing & Results: Round 2 of the RMC Euro Trophy in Val d'Argenton, France

Live timing & Results: Round 2 of the RMC Euro Trophy in Val d'Argenton, France Read more

The second event of the Rotax MAX Challenge Euro Trophy is this weekend. The engines will be roaring in the French Val d'Argenton as part of the top-class racing series. 130 drivers will make their way to the challenging course 120km southeast of Nantes. The third and fourth scoring races are eagerly awaited, as they will ultimately be the mid-term decisions of this year's season for the European Rotax elite.

RMC Euro Trophy ready for round two in France

RMC Euro Trophy ready for round two in France Read more

The second event of the Rotax MAX Challenge Euro Trophy is about to start. Next weekend, the engines will be roaring in the French Val d'Argenton as part of the top-class racing series. 130 drivers will make their way to the challenging course 120km southeast of Nantes. The third and fourth scoring races are eagerly awaited, as they will ultimately be the mid-term decisions of this year's season for the European Rotax elite.

Rotax further expands its distribution network

Rotax further expands its distribution network Read more

BRP-Rotax is pleased to announce the expansion of the dealer and distribution network. RTX USA Group will be expand their operation and service beyond the USA South territory and will now be responsible for the distribution of Rotax products in the territory of Dominican Republic and Trinidad & Tobago with immediate effect.

Rotax News: Distributor of the Year 2022 Award, “the celebration of our distributors”

Rotax News: Distributor of the Year 2022 Award, “the celebration of our distributors” Read more

Every year, BRP-Rotax is recognizing the exceptional performance and outstanding activities in marketing and service from throughout the worldwide karting distributors with the “Distributor of the Year Award”. With this award, BRP-Rotax honors the efforts in sales achievements, marketing efforts and customer support of the respective areas

Don’t miss the RMC International Trophy South America

Don’t miss the RMC International Trophy South America Read more

Record entries for the Rotax MAX Challenge International Trophy South America 2023 in Lima, Peru are going to make this karting event one not to miss this season! No in its twelfth year, the RMCIT South America will take place from June 27th to July 1st, 2023 at Kartodromo La Chutana and is regarded as “the most important karting event in the region”.

RMC South Africa National Round 2 Formula K - Enter now

RMC South Africa National Round 2 Formula K - Enter now Read more

Get your entries in for Round 2 of The RMC South African Kart Championships at Formula K from 28 - 29 April 2023. 

RMC Euro Trophy crowns opening winners in Genk

RMC Euro Trophy crowns opening winners in Genk Read more

The championship duels of the Rotax MAX Challenge Euro Trophy have begun. Last weekend in Genk, Belgium, the starting signal was given for the 2023 season of the international racing series of the Austrian engine manufacturer. 201 pilots from all over the world made their way to the challenging race track in Belgium and, after three action-packed days, crowned the first winners of the year.

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

Sunday 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.

First910111214161718Last
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.

 

Previous Article Kosmic Kart revealed the new 2019 Kosmic chassis: Mercury R, Lynx R and Rookie EV.
Next Article KartXpress.com wishes everybody a Merry Christmas
Print
27912 Rate this article:
4.4
Please login or register to post comments.