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Stellantis MHEV technology and Fiat Argo X production

Updated 3 times since CLSTR started tracking revisions of this situation.

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2026-09-30 18:22 UTC → 2026-10-08 12:34 UTC · added removed

Stellantis mild hybrid MHEV technology and Fiat Argo X production

Stellantis is advancing its mild hybrid (MHEV) technology through prototype testing of upgraded battery systems for models such as the Peugeot 208 and 308. This 48-volt architecture is intended to increase battery capacity to approximately 0.9 kWh to reduce reliance on internal combustion engines across various group brands. In terms of manufacturing, the company announced that production of new mild hybrid engines will begin at the Pratola Serra plant in 2029. These engines are slated for use in Ducato models produced at the Atessa and Gliwice plants. This move follows demands from the FIOM-CGIL union for industrial diversification to ensure plant stability during the transition to new mobility technologies. The plant is currently navigating a delicate period following the exit of approximately 300 workers through incentive programs, with union representatives seeking further clarity on production volumes and long-term employment impacts. Expanding its regional product offerings, Fiat has revealed official images and video teasers for moved forward with the Argo X, a new compact hatchback scheduled X for the Brazilian market in late 2026. To be manufactured market. Following the release of official images showcasing a digital design language with pixel-style lighting and “X” shaped daytime running lights, production has officially commenced at the Stellantis plant in Betim, Minas Gerais, the Gerais. The Argo X utilizes the Smart Car CMP platform, an architecture and draws design inspiration from intended to underpin future models including new generations of the European Fiat Grande Panda. Pulse, Fastback, Mobi, and Strada. The vehicle features a distinct visual identity characterized by pixelated LED lighting signatures, including “X” shaped daytime running lights. The Argo X is intended to scheduled for a commercial launch in mid-November 2026 and will coexist with the current Argo generation, occupying a higher market position generation. Safety features include six airbags as standard, with more technology higher trims offering autonomous emergency braking and equipment. The lineup is expected to lane-keeping assist. Mechanical options include six versions, a 1.0 Firefly engine with higher-end configurations featuring a manual transmission or a 1.0 Turbo 200 Flex engine featuring 12V mild-hybrid technology paired with a 12-volt mild hybrid system and a CVT automatic transmission.

Versions

  1. 2026-10-08 12:34 UTC Stellantis MHEV technology and Fiat Argo X production
  2. 2026-09-30 18:22 UTC Stellantis mild hybrid technology and production
  3. 2026-09-30 03:53 UTC Stellantis mild hybrid technology and production
  4. 2026-09-28 17:00 UTC Stellantis mild hybrid technology and production

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