ASTEMO – Aftermarket Automotive Products
Engine Management Systems
ASTEMO – Aftermarket Automotive Products
Engine Management Systems

official website : https://www.aftermarket.astemo.com
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2025
Changes company name to Astemo, Ltd.
2024
Establishes new company to expand SDV support through software and cloud services businesses, Astemo Cypremos, Ltd.
Conducts absorption-type merger with Hitachi Astemo Electric Motor Systems, Ltd., its wholly owned subsidiary in the Electric Vehicle Motor Business, on April 1st.
2023
Changed capital structure of Hitachi Astemo with the capital participation of JIC Capital.
2022
Developed thin inverter technology for EVs that is both compact and energy-efficient
Accelerate the use of renewable energy by expanding the installation of solar power generation equipment to become carbon neutral
Began mass production of inverters for electric vehicles at the Miyagi No. 4 Plant to meet growing demand for electrified products.
2021
Hitachi Automotive Systems, Keihin, Showa and Nissin Kogyo conclude management integration and establishes Hitachi Astemo
Development of high-precision track planning technology for comfortable automated vehicle space
Development of “Direct Electrified Wheel,” a compact and lightweight direct drive system, for realization of in-wheel EVs