>> Pioneering technology program offers insight into the first series-production model based on AMG.EA high performance architecture
>> Revolutionary drive concept with three axial flux motors delivers more than 1,341 hp peak output
>> Groundbreaking high voltage battery with direct-cooled cylindrical cells enables remarkable, sustained performance on the road and when charging
>> Approximately 400 km of range (WLTP)1 can be charged in about five minutes - the distance from Affalterbach to Spa-Francorchamps
>> Four-door coupe packed with innovations inside and out
>> The performance of the future is on its way – with exceptional technology, outstanding endurance, hyper-fast charging and a highly emotional design.

Jun 25, 2025 – Affalterbach. The CONCEPT AMG GT XX is a pioneering technology program that offers an impressive look into a forthcoming four-door series-production sports car from Mercedes‑AMG. With three axial flux motors and a high performance battery developed from scratch, the brand from Affalterbach presents a revolutionary drive concept that enables a whole new dimension of performance. It includes an abundance of technical innovations earmarked for use in the subsequent series-production models based on the high performance AMG Electric Architecture (AMG.EA).

Revolutionary drivetrain: high performance axial flux motors and new battery technology
Continuing nearly 60 years of Mercedes-Benz performance legacy, the CONCEPT AMG GT XX features advanced axial flux motors developed with YASA, producing over 1,341 hp and exceeding 223 mph. Set for production in 2026, these compact motors pair with a next-gen high-performance battery offering sustained output and ultra-fast charging—adding 400 km (WLTP) of range in just five minutes while maintaining peak performance.

Significant benefits in power profile, weight and packaging
Axial flux motors, used in the CONCEPT AMG GT XX, are around two-thirds lighter and three times more power-dense than conventional radial motors, allowing for compact packaging, higher torque, and sustained performance. Their disc-shaped design—with electromagnetic flux running parallel to the rotation axis and a stator between two rotors—enables efficient power transfer in a setup as slim as 3.5 inches.

Compelling power: more than 1,341 hp peak output
The CONCEPT AMG GT XX uses three axial flux motors delivering over 1,341 hp, split between two High Performance Electric Drive Units (HP.EDUs). The rear unit houses two oil-cooled motors with planetary gearsets and water-cooled silicon carbide inverters in one compact casing. The front unit features a single motor with a spur-gear transmission and inverter, acting as a power booster. A Disconnect Unit (DCU) improves efficiency by disengaging the front motor during low-load driving and re-engaging it when extra power or recuperation is needed.

Innovative processes for axial flux motor production
The axial flux motors for the CONCEPT AMG GT XX are produced at Mercedes-Benz’s Berlin-Marienfelde plant, which leads innovation with around 100 specialized processes—65 new to the brand and 35 global firsts. These include advanced laser tech, AI-driven systems, and novel joining methods, much of it developed in-house, resulting in over 30 patent applications and cementing the plant’s role as a leader in production innovation.

Inspired by Formula 1, developed in Affalterbach: High Performance Electric Battery
The CONCEPT AMG GT XX features an all-new High Performance Electric Battery (HP.EB), developed with expertise from the AMG ONE, Formula 1®, and engineers in Affalterbach and Brixworth. It delivers high, repeatable power output, fast energy absorption, and strong power density—enabled by advanced cell technology, direct cell cooling, and a high-voltage architecture.

New battery cells developed to meet exceptionally high performance demands
The CONCEPT AMG GT XX's new high-performance battery uses tall, slim cylindrical cells housed in lightweight aluminum casings for efficient heat dissipation and superior conductivity. Full-tab technology reduces internal resistance, allowing high charge/discharge rates and durability under extreme loads. Optimized through advanced testing and software, the battery uses NCMA chemistry with a silicon-infused anode, achieving high energy density (300 Wh/kg, 740 Wh/l), fast charging, and long lifespan—setting a new standard in sustained EV performance.

Intelligent direct cooling of the battery cells
In the CONCEPT AMG GT XX, over 3,000 individual battery cells are housed in laser-welded plastic modules featuring integrated direct cell cooling. A high-tech, electrically non-conductive oil flows through specialized coolant channels and a precision piping system to ensure even, efficient heat dissipation across all cells. The lithium-ion battery operates at over 800 volts, enhancing performance through lighter cabling, higher continuous power output, faster charging, and reduced charge losses—further reinforcing the vehicle’s cutting-edge efficiency and power delivery.

Temperature control for short charging times, minimal aging and long lifespan
The High Performance Electric Battery (HP.EB) in the CONCEPT AMG GT XX features intelligent temperature control tailored to varying driving conditions, allowing it to rapidly and precisely reach its optimal operating range. Maximum power is available across a broad temperature spectrum, with the system programmed to deliver peak performance before actively cooling the battery via direct cell cooling. On-demand thermal management adjusts coolant temperatures per cell module, ensuring consistent power reserves even during intense driving with frequent acceleration and recuperation. This advanced cooling strategy supports the battery’s high sustained power density.

Fast charging performance
The CONCEPT AMG GT XX redefines charging performance with an average of over 850 kW at 1,000 amps, made possible by direct cell cooling and advanced thermal management. Developed in partnership with Alpitronic, it uses the first CCS-compatible charging station capable of such high current. Built on the new AMG.EA platform, the vehicle combines lightweight materials for strength and integrates the high-voltage battery centrally within a crash-protected structure, complete with AMG-developed Battery Management System—meeting the brand’s highest safety standards.

Exterior: rebellious design with first-class aerodynamics
The CONCEPT AMG GT XX embodies AMG performance with a bold fastback silhouette, low-slung hood, sharply raked windshield, and a luminous sunset beam orange finish. Key design features include a more oval AMG grille with vertical struts, stacked headlights, dual hood vents, and an expansive front splitter for optimized aerodynamics. Its muscular profile, double-bubble roof, recessed door handles, and elevated mirrors reflect both motorsport inspiration and engineering precision. At the rear, a carbon diffuser, active airbrake, deep red taillights, and a glowing MBUX Fluid Light Panel complete its striking, high-performance aesthetic.

Aerodynamics: important factor for high performance, especially at high speeds
At 186 mph, about 83% of energy goes to overcoming drag, making aerodynamics crucial in performance vehicles. The CONCEPT AMG GT XX addresses this with a low, sleek design, sharply raked windshield, no rear window, and a specially contoured underbody that creates a Venturi effect for added downforce and stability. These refinements achieve a remarkably low drag coefficient of 0.198—even with wide performance tires—supporting high-speed stability, efficiency, and a top speed over 223 mph.

Aerodynamics also support other cooling functions
The CONCEPT AMG GT XX enhances thermal management with a passive cooling plate on the front underbody that uses airflow beneath the car, paired with an advanced multi-stage AIRPANEL system. Hidden louvers behind the front bumper remain closed under normal conditions to reduce drag but open as needed to channel air to the heat exchangers, ensuring efficient cooling without sacrificing aerodynamic performance.

Interior design: purist cockpit with exposed technology
The CONCEPT AMG GT XX’s interior blends motorsport functionality with luxury, featuring a minimalist black design accented by silver and orange. Two integrated displays—a 10.25-inch cluster and 14-inch touchscreen—are angled toward the driver, while the AMG ONE-style steering wheel includes recuperation paddles, LED indicators, and customizable AMG buttons. Illuminated orange tubes around the center console evoke high-voltage cables, and the exposed dash resembles an engine block. Rear carbon bucket seats are built into the bulkhead, with a carbon roof and lightweight doors enhancing performance. Recycled materials, checkered flag motifs, and precision aluminum details underscore its racing roots and sustainability.

Emotional and intuitive MBUX
The user interface and the Mercedes‑Benz User Experience (MBUX) in the CONCEPT AMG GT XX are emotional and intuitive to use. It is based on the in-house Mercedes‑Benz Operating System (MB.OS). The deeply integrated chip-to-cloud architecture networks and controls all domains and functions. For the CONCEPT AMG GT XX, the UI/UX design team in Sindelfingen designed an exclusive interface that shows the highlights of the electric drive system, including the High Performance Electric Battery as a video animation on the multimedia display.

High level of traction and directional stability: AMG Performance 4MATIC+ fully variable all-wheel drive
The CONCEPT AMG GT XX delivers its power to the road with the AMG Performance 4MATIC+ all-wheel drive. Completely decoupled from one another, the three electric motors allow fully variable torque distribution to the front and rear wheels. This enables a high level of traction and driving safety as well as greater efficiency. The transition between rear-wheel and all-wheel drive occurs continuously based on an ingenious matrix that integrates the control algorithms into the entire vehicle architecture.

Multiple innovations for the sports car of the future
The CONCEPT AMG GT XX not only sets new standards in performance but is also pioneering the future of the sports car with many other innovations inside and out. Highlights include luminescent areas of paintwork along its flanks, speakers integrated into the front headlights and the MBUX Fluid Light Panel at the rear. The interior features innovative biotechnology-based materials as well as ergonomic 3D seat pads.

MBUX Fluid Light Paint
The exterior of the CONCEPT AMG GT XX features luminescent paint segments that create striking visual effects in the dark using electroluminescence technology, where special pigments emit light in response to alternating current. Built from multiple conductive and insulating layers, this innovative paint has been tested on AMG’s GT3 race car and now enhances the GT XX’s design—especially along the longitudinal beam claddings, where it highlights the AMG logo. Beyond aesthetics, the paint serves as an interactive element during charging: segments gradually switch off to indicate progress, with a final visual cue signaling readiness as the vehicle sets off.

Speakers in the headlights
The CONCEPT AMG GT XX introduces a new innovation by integrating exterior speakers into the front headlights, using the headlight housing as a speaker enclosure. This space- and weight-saving design enables unique sound profiles and also functions as an acoustic signal for pedestrian safety. Additionally, passive membrane technology in the soundbar enhances low-frequency response and bass performance by optimizing use of available space.

Communication with the outside world via MBUX Fluid Light Panel at the rear
The CONCEPT AMG GT XX’s MBUX Fluid Light Panel at the rear features over 700 programmable RGB LEDs for real-time visual communication. Its media-blasted surface ensures even lighting, while its internal design prevents pixel bleed for crisp visuals. When off, it shows a sleek 3D pixel look; when on, it displays dynamic effects and vehicle info—like the AMG logo or charging status—via text or animations.

Interior innovations: alternative materials for the sports car of the future
The interior of the CONCEPT AMG GT XX also points to the future with LABFIBER materials. This refers to innovative materials based on biotechnology. The technology program features alternatives to leather and silk, both produced with the help of biotechnology.

Biotechnology-based leather alternative derived from recycled GT3 racing tires
The CONCEPT AMG GT XX introduces LABFIBER Biotech Leather Alternative, developed with Modern Meadow, made from recycled rubber, vegetable proteins, and biopolymers. It mimics the structure and feel of real leather, offering finishes like nubuck or suede, while being lighter, breathable, waterproof, and twice as strong as genuine leather. One used AMG GT3 racing tire can produce around 43 sq ft of LABFIBER, making it a fully recyclable, upcycled material. Also featured is LABFIBER Biotech Silk Alternative—biodegradable, high-strength synthetic silk made from proteins produced by engineered bacteria, used for the orange door handles.

Seats: innovative tailor-made ergonomics from the 3D printer
The front bucket seats in the CONCEPT AMG GT XX feature carbon fiber shells with integrated headrests and ventilation openings. They use 3D-printed seat pads with an open structure for customizable ergonomics, based on individual body scans. Covered in Pearl Black LABFIBER Biotech Leather Alternative, these pads are easily swappable—an idea inspired by motorsport, where drivers use personalized cushions for quick changes. Six-point harnesses complete the race-ready design.

Patented world first: active, intelligent, electronically controlled Aero Wheel with moving aero blades
A standout feature of the CONCEPT AMG GT XX is its active Aero Wheel, a 21-inch five-spoke forged aluminum wheel with five movable blades that enhance brake cooling, aerodynamic efficiency, and range. When closed, the blades reduce drag; when extra brake cooling is needed, a vehicle control unit signals actuators to open the blades, directing airflow to the brakes. Each wheel has a central actuator powered by a mini-generator that harvests energy from wheel rotation, stores it in a built-in battery, and communicates wirelessly via Bluetooth, enabling up to 200 blade movements independently.

SOURCE: MERCEDES-BENZ MEDIA NEWSROOM USA

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