Experience professional-grade sim racing with the MOZA R21 Ultra. Featuring a 21Nm sustained torque direct-drive motor, zero-cogging flat-wire technology, 21-bit magnetic encoder, and intelligent thermal management, the R21 delivers precise force feedback, smooth handling, and immersive realism for both endurance sessions and competitive racing.

Engineered for Professionals

The MOZA R21 Ultra delivers sustained 21Nm of torque with next-gen force feedback algorithms, bringing uncompromised realism and control to every racing scenario.

21-bit Magnetic Encoder Precision

With over 2 million points of resolution, the high-accuracy 21-bit magnetic encoder captures every input detail. Experience unmatched steering fidelity, from subtle road textures to aggressive cornering forces.

All-new Zero-Cogging Flat-Wire Motor

The R21’s next-generation flat-wire motor minimizes cogging torque, providing ultra-smooth and consistent force feedback. Every movement feels precise, natural, and immersive.

Sustained 21Nm Torque Output

Delivering a constant 21Nm of industrial-grade torque, the R21 ensures uncompromised performance during endurance racing sessions. Enjoy peak realism and control without thermal throttling.

Refined Design with RGB Customization

Crafted from CNC-machined aluminum, the R21 combines strength with elegance. Dual RGB light strips offer 16.7 million customizable colors, enabling telemetry-based effects for ABS, traction control, gear shifts, and flag signals.

iRacing 360Hz Mode

Experience ultra-responsive force feedback with iRacing’s 360Hz update. Enhanced detail and precision deliver deeper immersion and sharper control in every race.

New Force Feedback Algorithm

Seamlessly integrating advanced hardware and software, the R21’s new algorithm delivers more realistic, detailed force feedback with tuning options refined for every driving style.

Flexible Rig Compatibility

Engineered for universal integration, the R21 supports multiple mounting orientations—bottom, front, and side—to fit diverse racing setups.