DN Automotive
Corporate brand
UnclaimedDN Automotive is a South Korean manufacturer of automotive vibration-control components and vehicle batteries.
Last updated August 25, 2026
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Overview
DN Automotive is a South Korean automotive-components manufacturer whose activities center on vibration-damping parts, anti-vibration systems, and automotive batteries. Its business traces back to a company established in Busan in 1971 by Dong-A Tire Industry, which originally entered the tire business. Over time, the business broadened beyond tires into specialized automotive components and power-storage products. A major expansion began in 1992, when the company created a dustproof business division. In 1999, it entered the automotive battery sector, adding a product area that remains part of its portfolio. In 2004, it established DTR as a subsidiary focused on dustproof and related automotive parts. These moves helped develop a broader component platform rather than a single-product tire manufacturer. DN Automotive subsequently expanded internationally through acquisitions. In 2009, it acquired Avon Automotive, a British manufacturer of automotive parts. In 2014, it acquired CF Goma, an Italian company specializing in anti-vibration components. The acquisitions strengthened the company’s overseas manufacturing and engineering capabilities and supported its position in vibration-control systems. The company is described as South Korea’s largest producer of automotive vibration-damping parts and as the world’s third-largest producer in that category. Its products are used by major vehicle manufacturers, including General Motors and Stellantis, for which DN Automotive is identified as a leading supplier of anti-vibration components. It also supplies components to Tesla, Rivian, and Nio. The company participates in vehicle programs at an early stage with certain automakers, contributing to technology development, investment, validation, and application testing. DN Automotive’s technology portfolio includes active engine-mount systems. In 2005, it commercialized what is described as the world’s first active mount technology, using electronic control to reduce vibration and noise more actively than conventional passive mounts. This technology reflects the company’s broader positioning around ride refinement, noise reduction, durability, and integration into increasingly sophisticated vehicle platforms. The battery business includes maintenance-free automotive batteries, with an MF battery production plant in Ulsan. In 2022, DN Automotive diversified further by acquiring Doosan Machine Tools, a machine-tool manufacturer. That transaction extended the group’s industrial footprint beyond automotive components, although automotive parts and batteries remain central to DN Automotive’s identity as described in the company’s reference materials.
History
DN Automotive’s corporate lineage begins with a company established in Busan by Dong-A Tire Industry in 1971. The initial business was tire production, but the organization later broadened its automotive activities. In 1992, it added a dustproof business division, marking an early move into specialized vehicle components. The company entered automotive batteries in 1999, creating a second major product area alongside its component operations. In 2004, the company established DTR as a subsidiary focused on dustproof parts. This organizational development supported the expansion of sealing and protection technologies used in automotive applications. The company’s later identity became increasingly associated with anti-vibration and vibration-damping components rather than with tires alone. International expansion accelerated in 2009, when the company acquired Avon Automotive in the United Kingdom. Avon’s automotive manufacturing and engineering activities provided a platform for expanding the group’s international presence. In 2014, the company acquired CF Goma in Italy, adding an established anti-vibration-parts business and strengthening its capabilities in a field that became central to the group’s automotive strategy. DN Automotive developed a substantial position in vehicle vibration control. The company commercialized active mount technology in 2005, using electronic control to counter vibration and noise. Active mounts differ from conventional passive mounts by adjusting their behavior in response to operating conditions, making them suitable for demanding vehicle refinement requirements. The company is identified as the largest producer of automotive vibration-damping parts in South Korea and the third-largest producer globally. Its customer and development relationships include General Motors and Stellantis, for which it is described as a major anti-vibration-components supplier. The company also supplies parts to Tesla, Rivian, and Nio. Its work with major automakers can involve participation from the early stages of a vehicle program, including joint technology development, investment, validation, and application testing. This places DN Automotive in a role that extends beyond component production into engineering and program collaboration. The battery operation includes maintenance-free automotive batteries produced at a plant in Ulsan. Batteries complement the company’s vibration-control and other automotive-component businesses by serving a separate but established vehicle-systems market. In 2022, DN Automotive acquired Doosan Machine Tools. The transaction expanded the group’s industrial scope into machine tools and connected the company with a broader manufacturing portfolio. DN Automotive therefore represents both the evolution of a South Korean tire-industry lineage into a global automotive-systems supplier and the wider diversification of its associated industrial group.
- 2022
Doosan Machine Tools acquired
[1]DN Automotive acquired Doosan Machine Tools, extending the group’s industrial activities into machine tools.
- 2014
CF Goma acquired
[1]The company acquired Italian anti-vibration-parts manufacturer CF Goma, expanding its capabilities in vibration-control systems.
- 2009
Avon Automotive acquired
[1]The company acquired British automotive-parts manufacturer Avon Automotive, strengthening its international operations.
- 2005
Active mount technology commercialized
[1]DN Automotive commercialized electronically controlled active mount technology designed to reduce vehicle vibration and noise.
- 2004
DTR established
[1]The company established DTR as a subsidiary focused on dustproof automotive parts.
- 1999
Entry into automotive batteries
[1]The company entered automotive batteries, establishing a product line that includes maintenance-free batteries.
- 1992
Dustproof business added
[1]The company expanded into dustproof products and related automotive applications through a dedicated business division.
- 1971
Business established in Busan
[1]Dong-A Tire Industry established the company in Busan and began with a tire business, providing the lineage from which DN Automotive developed.
Products and positioning
A global automotive-component supplier focused on vibration, noise, sealing, and battery applications, with particular strength in anti-vibration systems and early-stage engineering collaboration with vehicle manufacturers.
Automotive components
Automotive vibration-damping components
DN Automotive manufactures components intended to isolate and control vibration in vehicles. These systems support ride comfort, noise reduction, durability, and the operating refinement of vehicle platforms. The company is described as South Korea’s largest and the world’s third-largest producer in automotive vibration-damping parts.
Vehicle vibration-control systems · 2005
Active mount technology
Commercialized in 2005, the active mount system uses electronic control to reduce vibration and noise. Unlike a purely passive mount, an active system can respond to changing operating conditions, making it suitable for vehicle programs requiring higher levels of refinement and acoustic performance.
Automotive protection components · 1992
Dustproof and sealing-related parts
The company’s dustproof business covers parts designed to protect automotive mechanisms from dust and contamination. The business was established as a dedicated division in 1992 and was later supported by DTR, a subsidiary created in 2004 for dustproof automotive parts.
Automotive batteries · 1999
MF automotive batteries
DN Automotive produces maintenance-free automotive batteries. Its battery operations began in 1999 and include an MF battery production plant in Ulsan, South Korea.
Brand decisions
2022
Acquisition of Doosan Machine ToolsM&ABackground
DN Automotive and its associated industrial group pursued diversification beyond automotive components.
Action taken
DN Automotive acquired Doosan Machine Tools.
Aftermath
The transaction broadened the group’s activities into machine tools and industrial manufacturing. Financial terms are not provided in the reference material.
2014
Acquisition of CF GomaM&ABackground
The company sought to strengthen its position in anti-vibration automotive components.
Action taken
DN Automotive acquired CF Goma, an Italian manufacturer of anti-vibration parts.
Aftermath
The acquisition expanded the company’s anti-vibration capabilities and European operations. No transaction value is specified in the reference material.
2009
Acquisition of Avon AutomotiveM&ABackground
The company was expanding its automotive-parts business and international manufacturing footprint.
Action taken
DN Automotive acquired Avon Automotive, a British automotive-parts manufacturer.
Aftermath
The acquisition increased the group’s international automotive-parts presence. Specific transaction financials are not provided in the reference material.
Sources1 sources
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