1968: Factory establishment
1974: Start of Leyland diesel engines assembly
1981: Land Rover engines assembly
1986: Signing a contract with the ZF Company of Germany for production of heavy and semi-heavy (commercial) transmissions.
1991: Start of production of ZF: S6-90 and S5-24/3 transmissions
1996: Production of transmissions for Nissan 4-speed and Patrol light vehicles
1999: Production of mechanical steering boxes for light vehicles
2002: Purchase of a part of the company’s share by ZF Company of Germany and production of ZF S5-42 transmission
2004: Signing contract with ZF Company of Germany for license of new products and automatic bus transmission assembly of ECOMAT
2008: Assembly of ZF 16-speed transmissions of 16S-221 and 16S-151
2009: Design and production of Nissan diesel 5-speed transmission and Nissan gasoline 5-speed
2014: Capital increase by 100%
2015: Design and production of steering column for bus and truck
2016: Selection of Charkheshgar Company as the outstanding industrial unit of the province and the outstanding industrial unit of the country
2016: Opening JHQ Renault passenger transmission assembly line
2018: Selection of R&D Department of Charkheshgar Company as the outstanding R&D unit of the province
2019: Design and production of 12-speed transmission of S6-90 + GV for IKD
2020: Design and production of Power-Take-Off (P.T.O.) set for heavy transmissions
2021: Start of mass production of PTO in mechanized assembly line
2021: Localization of 17 pieces and sets of Atros bus steering system for IKD
2021: Design and optimization of S6-90 transmission into S6-90 SAE1 transmission
2022: Localization of Bevel box for the steering system of various types of buses
2022: Localization of clutch master pump for the clutch system of various types of trucks
2022: Localization of pneumatic steering column of steering system for various types of heavy duty vehicles
