Refurbished MOZA R21 Ultra DD Wheel Base

MOZA R21 Ultra DD Wheel Base: Uncompromising realism for demanding sim racers

Power, precision and design in a single body

The MOZA R21 Ultra Direct Drive Base redefines the standards of professional sim racing. Equipped with an industrial-strength 21Nm sustained torque motor, a 21-bit magnetic encoder, and a CNC aluminum chassis, this Direct Drive Base delivers an ultra-realistic, fluid, and immersive driving experience. Its compact design with customizable RGB lighting and advanced force feedback algorithm make it the ideal heart of any high-performance racing simulator.

Advantages that make the difference at every turn

• Constant torque of 21Nm : Ideal for endurance sessions without loss of performance or overheating.
• Cog-free motor : Ultra-smooth, uninterrupted turning experience, even under high loads.
• 21-bit Encoder : Captures over 2 million data points for surgical precision with every maneuver.
• Customizable RGB : Real-time visual indicators for ABS, traction control, gear shifts, and flags.
• Next-generation FFB algorithm : More natural, detailed and adjustable response based on driving style.
• Intelligent Thermal Management : Consistent performance with active temperature monitoring and automatic torque regulation.
• Highly Durable Construction : Guaranteed to last over 10 million rotations and provide latency-free data transfer.
• Versatile Mounting : Compatible with bottom, front or side mounting structures.

Key Features of the MOZA R21 Ultra Base

• 600MHz Processor : High performance for minimal latency and immediate response.
• 21-bit magnetic encoder : 2,097,152 pulses per revolution for maximum precision.
• CNC machined aluminum chassis : Structural rigidity and premium aesthetics.
• Wide compatibility : Full integration with the MOZA ecosystem (pedals, handbrake, dashboards, etc.).
• Integrated ports : Avoid extra cables with dedicated connections for each peripheral.
• Hands-free protection : Automatic stop of the steering wheel in case of oscillations if it detects that there is no manual contact.
• Mobile app and cloud configuration : Quick settings, right from your mobile, with customizable profiles.

Total immersion in every race

The MOZA R21 Ultra is designed for those seeking the highest level of simulation experience. Whether competing in F1, rally, GT, or truck simulators, this wheelbase offers a direct connection to the digital asphalt. Its combination of strength, sensitivity, and design makes it an ideal tool for both competition and realistic training sessions.

Full compatibility with your favorite games

The R21 Ultra works perfectly with titles like:
iRacing, Assetto Corsa, rFactor 2, F1 22/23/24/25, WRC Generations, Forza Horizon 5, Le Mans Ultimate, DiRT Rally, Project CARS , and many more. Just plug it in and start racing.

Technical specifications

Feel the difference, dominate the track

The DD MOZA R21 Ultra Base is not just raw power; it's pinpoint precision, professional reliability, and a direct connection to every track. Turn your cockpit into a true racing simulator with a base that responds like the best real-world vehicles.