Bus Steering System

Bus Steering System Market Outlook

The global bus steering system market is projected to reach approximately $8 billion by 2035, with a compound annual growth rate (CAGR) of around 6% during the forecast period from 2025 to 2035. This growth is driven by the increasing demand for public transport solutions, particularly in rapidly urbanizing regions, which necessitate modern and efficient bus systems. Enhanced safety measures, stringent government regulations regarding vehicle emissions, and the rising popularity of electric and hybrid buses further contribute to market expansion. Additionally, technological advancements in steering systems have led to the development of more efficient and reliable components, appealing to both manufacturers and consumers alike. The shift towards sustainable transportation modes is also a significant factor propelling the market forward.

Growth Factor of the Market

The bus steering system market is experiencing significant growth due to various factors. Firstly, the increasing urban population is leading to higher demand for efficient public transport systems, which, in turn, is driving the adoption of advanced bus steering technologies. Secondly, government initiatives aimed at promoting greener transportation options, such as electric and hybrid buses, are fostering the need for innovative steering solutions that align with sustainability goals. Thirdly, the growing focus on passenger safety has mandated the incorporation of advanced steering systems that enhance vehicle control and responsiveness. Furthermore, technological advancements, particularly in electric power steering systems, are attracting investments from manufacturers looking to improve efficiency and reduce vehicle weight. Lastly, the expansion of bus manufacturing facilities in emerging markets is providing a substantial boost to the overall market growth.

Key Highlights of the Market

• Projected market size of approximately $8 billion by 2035.
• CAGR of around 6% during the forecast period from 2025 to 2035.
• Growing adoption of electric and hybrid buses.
• Increased focus on safety and regulatory compliance.
• Technological advancements in steering systems driving innovation.

By Component Type

Steering Wheel:

The steering wheel is a crucial component of the bus steering system, serving as the primary interface for driver control. With evolving designs focused on ergonomics and user experience, modern steering wheels are equipped with advanced features, such as integrated controls for multimedia and navigation systems. The development of steering wheels that are lightweight yet durable is also a significant trend, driven by the need for improved fuel efficiency and reduced environmental impact. Moreover, customization options for steering wheels are becoming increasingly popular, allowing bus manufacturers to cater to diverse consumer preferences and enhance driver satisfaction. As the market shifts toward electric and hybrid buses, the integration of more sophisticated electronic controls within the steering wheel is expected to further enhance driving comfort and responsiveness.

Steering Column:

The steering column serves as a vital link between the steering wheel and the steering gear, ensuring effective transmission of driver inputs to the bus's steering mechanism. With advancements in technology, modern steering columns are becoming more sophisticated, featuring collapsible designs for enhanced safety during collisions. Furthermore, the integration of electronic components within the steering column, such as position sensors and electronic stability control, is improving overall vehicle handling and safety. As electric and hybrid buses become more prevalent, the demand for advanced steering columns that accommodate these technologies is on the rise. Manufacturers are also focusing on reducing the weight of steering columns while maintaining structural integrity, thus contributing to overall vehicle efficiency and performance.

Steering Gear:

The steering gear is instrumental in converting the rotational motion of the steering wheel into lateral movement of the bus wheels. Different types of steering gears, such as rack and pinion and recirculating ball types, are being utilized in bus applications, each offering distinct advantages in terms of responsiveness and precision. The trend toward electric power steering systems is significantly influencing the design and functionality of steering gears, leading to lighter and more efficient solutions. The ongoing shift towards automated driving systems is also prompting innovations in steering gear technology, as manufacturers strive to create systems that can seamlessly integrate with autonomous driving features. This evolution not only enhances vehicle performance but also improves the overall driving experience for operators and passengers alike.

Steering Pump:

The steering pump is essential for providing hydraulic pressure to power-assisted steering systems, facilitating smooth and responsive steering control. As the industry moves towards more efficient technologies, electric power steering (EPS) systems are becoming increasingly popular, which rely on electric motors rather than hydraulic pumps. This shift is driven by the need for improved fuel efficiency and reduced emissions in modern buses. Additionally, advancements in pump design and manufacturing processes are leading to more compact and lightweight steering pumps that deliver superior performance without compromising reliability. Enhanced diagnostic capabilities within the steering pump are also emerging, allowing for proactive maintenance and improved longevity of the steering system. With the rise of electric and hybrid buses, the future of steering pumps is likely to involve even more innovative designs that cater to evolving market needs.

Steering Linkage:

The steering linkage system is a fundamental component that connects the steering gear to the wheels, translating the driver's steering input into wheel movement. The design and construction of steering linkage systems are crucial for ensuring optimal vehicle handling and responsiveness. Manufacturers are increasingly focusing on lightweight materials, such as aluminum and composite materials, to reduce overall vehicle weight while maintaining strength and durability. Moreover, advancements in technology are enabling the development of more precise steering linkage designs, which enhance vehicle maneuverability and control. The integration of advanced manufacturing techniques, such as 3D printing and computer-aided design, is allowing for greater customization and optimization of steering linkages. As electric and hybrid buses gain traction, steering linkage systems will continue to evolve to meet the demands of modern transportation.

By Bus Type

Electric Bus:

The electric bus segment is gaining momentum as municipalities and transport agencies seek sustainable alternatives to traditional diesel-powered buses. Electric buses are equipped with advanced steering systems that enhance maneuverability and driver comfort, crucial for urban environments characterized by tight spaces and frequent stops. The adoption of electric power steering (EPS) in electric buses is becoming increasingly prevalent, as it offers weight savings and improved energy efficiency. Additionally, the integration of smart technologies, such as regenerative braking systems, is further enhancing the performance of electric buses. With growing government incentives and public demand for greener transportation, the electric bus market is expected to witness significant expansion, driving the demand for advanced steering technologies tailored for electric mobility.

Hybrid Bus:

Hybrid buses, which combine traditional diesel engines with electric propulsion systems, are becoming a popular choice for public transport operators looking to reduce fuel consumption and emissions. The steering systems in hybrid buses are designed to provide the same level of performance and responsiveness as those in conventional diesel buses while accommodating the unique dynamics of hybrid technology. The integration of electronic power steering systems in hybrid buses not only improves driver control but also contributes to overall vehicle efficiency. Furthermore, the growing emphasis on sustainability and eco-friendliness is encouraging operators to invest in hybrid bus fleets, thus boosting the demand for sophisticated steering systems that support hybrid technology.

CNG Bus:

CNG (compressed natural gas) buses are emerging as a cleaner alternative to diesel buses, offering lower emissions and reduced environmental impact. The steering systems in CNG buses are similar to those in conventional buses, but manufacturers are increasingly focusing on optimizing these systems to enhance performance and drive comfort. The demand for CNG buses is driven by government regulations promoting cleaner fuel options and the rising cost of diesel. As the infrastructure for CNG refueling continues to expand, operators are more inclined to invest in CNG bus fleets, which in turn drives the need for reliable and efficient steering systems specifically designed for CNG applications. The evolution of steering technologies for CNG buses will ensure that these vehicles remain competitive in the growing market for sustainable public transit solutions.

Diesel Bus:

Diesel buses have long been the backbone of public transportation systems worldwide. Despite the growing trend towards electrification and alternative fuels, diesel buses remain prevalent due to their established infrastructure and lower initial costs. The steering systems used in diesel buses are robust, designed to handle the demands of heavy-duty operations in urban environments. As emission standards tighten, manufacturers are focusing on developing advanced diesel engines and associated steering systems that comply with regulations while enhancing fuel efficiency. Additionally, the integration of electronic steering technologies is set to improve the driving experience and vehicle control in diesel buses. As the market evolves, diesel buses will continue to play a significant role, necessitating the ongoing innovation of steering systems tailored to this category.

Others:

This category encompasses a range of specialized buses, including those designed for tourism, shuttle services, and emergency response. The steering systems in these buses often require unique adaptations to meet specific operational needs and performance characteristics. Manufacturers are increasingly focusing on customization, enabling them to provide steering solutions that cater to diverse applications. These specialized buses may utilize advanced steering technologies, such as hydraulic power steering or electronic power steering, to enhance driver control and operational efficiency. As the demand for specialized buses continues to grow, the need for innovative steering systems that support varying operational requirements will become increasingly pronounced, driving market growth in this segment.

By Sales Channel

OEMs:

Original Equipment Manufacturers (OEMs) play a critical role in the bus steering system market, as they are the primary source for new bus production. The relationship between bus manufacturers and OEMs is vital for ensuring the integration of advanced steering technologies in new vehicles. OEMs are increasingly partnering with technology providers to develop innovative steering systems that enhance performance, safety, and driver comfort. Additionally, as electric and hybrid bus production ramps up, OEMs are focusing on aligning their steering system offerings with these new technologies. This collaboration is expected to drive the development of next-generation steering systems that cater to the evolving needs of the bus industry, positioning OEMs as key players in shaping market trends.

Aftermarket:

The aftermarket segment is gaining traction as bus operators seek to maintain and upgrade their existing fleets. The demand for aftermarket steering systems is driven by the need for replacement parts and enhancements that improve vehicle performance and safety. As buses age, bus operators are increasingly investing in aftermarket steering solutions that align with modern technological advancements. This segment is characterized by a growing focus on the availability of high-quality replacement parts and innovative steering enhancements that are compatible with various bus models. Furthermore, the rise of e-commerce and online platforms is facilitating easier access to aftermarket steering solutions, allowing operators to make informed purchasing decisions and streamline their maintenance processes. Consequently, the aftermarket segment is expected to witness sustained growth as operators prioritize fleet longevity and performance.

By Technology

Electro-Hydraulic Power Steering:

Electro-hydraulic power steering (EHPS) integrates hydraulic steering assistance with electronic controls, offering significant advantages in terms of responsiveness and fuel efficiency. This technology is particularly appealing for buses as it reduces the mechanical complexity of traditional hydraulic systems while maintaining the benefits of hydraulic assistance. EHPS systems allow for variable steering assistance based on vehicle speed, enhancing control during low-speed maneuvers and improving fuel economy at higher speeds. As electric buses become more widespread, the adoption of EHPS technology in bus steering systems is likely to increase, providing superior performance and adaptability. Moreover, advancements in sensor technology and software development are expected to further enhance the capabilities of EHPS systems, solidifying their position in the market.

Electric Power Steering:

Electric power steering (EPS) is a game-changer in the bus steering system market, offering numerous benefits over traditional hydraulic systems. EPS systems eliminate the need for hydraulic fluid, resulting in lighter vehicle weight and reduced complexity. Additionally, the energy efficiency of EPS leads to lower operating costs, making it an attractive option for bus manufacturers. The ability to integrate advanced features such as lane-keeping assist and adaptive steering further enhances the appeal of EPS in modern bus applications. As the push for sustainability intensifies, the market for electric buses equipped with EPS systems is expected to flourish, driving the need for innovative steering technologies that align with these developments. Furthermore, the growing emphasis on safety and assistive driving technologies will continue to propel the adoption of EPS in the bus steering system market.

Hydraulic Power Steering:

Hydraulic power steering (HPS) has been a traditional choice for bus manufacturers for decades, providing reliable and effective steering assistance. HPS systems utilize hydraulic fluid to transmit force from the steering wheel to the wheels, enabling smooth and responsive steering. Despite the rise of electric alternatives, HPS remains relevant, particularly in larger buses where the benefits of hydraulic assistance are more pronounced. Manufacturers continue to innovate within the hydraulic steering space, focusing on improving system efficiency and reducing weight. The ongoing demand for diesel and CNG buses means that hydraulic power steering will continue to play a significant role in the market. As such, enhancements in HPS technology will be crucial in meeting the evolving needs of bus operators and ensuring optimal vehicle performance.

By Region

The North American bus steering system market is projected to experience steady growth, driven by the increasing focus on public transportation and the rising demand for electric bus models. The market is expected to grow at a CAGR of around 5.5% during the forecast period. The presence of established bus manufacturers and supportive government policies promoting electric mobility are key factors contributing to this growth. Moreover, technological advancements in steering systems and increasing investments in public transport infrastructure are expected to further bolster the market in this region. However, challenges such as regulatory compliance and the need for investment in charging infrastructure for electric buses could impact the pace of growth.

In Europe, the bus steering system market is anticipated to witness robust growth, supported by stringent emission regulations and the push towards greener transportation solutions. The region is home to several leading bus manufacturers invested in developing innovative steering technologies that align with environmental standards. The market is expected to grow at a CAGR of approximately 6.5% through 2035. Coupled with government incentives for electric and hybrid bus adoption, the demand for advanced steering systems is likely to rise significantly. Meanwhile, the Asia Pacific region is set to emerge as a key growth area, driven by rapid urbanization and government initiatives aimed at expanding public transportation networks. With a substantial increase in electric bus procurement plans, the Asia Pacific market is expected to expand rapidly, with a projected CAGR of 7% over the forecast period.

Opportunities

The bus steering system market presents numerous opportunities for stakeholders, particularly in the realm of electric and hybrid vehicle technologies. As urbanization continues to accelerate worldwide, cities are increasingly investing in sustainable public transport systems, which in turn drives the demand for innovative and efficient steering technologies. Manufacturers have the opportunity to develop cutting-edge steering solutions tailored specifically for electric and hybrid buses, enhancing performance while adhering to environmental standards. Collaboration between bus manufacturers, technology providers, and regulatory bodies will be crucial in creating a conducive environment for the growth of the electric bus segment. Additionally, the rising trend of smart transportation systems offers opportunities for integrated steering technologies that can seamlessly connect with autonomous driving features, positioning companies at the forefront of innovation in the transportation sector.

Furthermore, the aftermarket segment represents a lucrative opportunity for businesses involved in bus steering system components. As bus operators seek to maintain and upgrade their existing fleets, the demand for high-quality replacement parts and innovative enhancements is likely to grow. This segment offers significant potential for growth, particularly as the emphasis on safety, performance, and fuel efficiency becomes more pronounced. Companies that focus on providing customized solutions and developing strong relationships with bus operators will be well-positioned to capitalize on this opportunity. Moreover, expanding e-commerce platforms and distribution channels for aftermarket components will facilitate easier access for operators, allowing them to enhance their fleet's performance and longevity.

Threats

Despite the growth potential in the bus steering system market, several threats could hinder progress. One of the primary concerns is the volatility of raw material prices, which can impact manufacturing costs and subsequently affect pricing strategies. Fluctuations in the costs of materials such as steel and aluminum can pose significant challenges for manufacturers, potentially leading to reduced profit margins or increased prices passed on to consumers. Additionally, the rapid pace of technological advancements means that companies must continuously innovate to stay competitive. Failure to keep up with emerging technologies and market trends could result in losing market share to more agile competitors. Moreover, the increasing emphasis on sustainability may force traditional manufacturers to invest heavily in research and development to align with new regulations and consumer expectations, leading to potential financial strain.

Another significant threat to the market is the potential for regulatory changes that could impact the automotive industry as a whole. With governments worldwide implementing stricter emissions regulations, companies that fail to adapt may find themselves at a disadvantage. Shifts in consumer preferences towards electric and hybrid vehicles may also disrupt the demand for conventional bus steering systems. Furthermore, the ongoing global supply chain challenges, exacerbated by the COVID-19 pandemic, may impact the availability of critical components and materials, leading to production delays and potential revenue loss. Companies must navigate these challenges strategically to ensure they remain resilient and competitive in a rapidly evolving landscape.

Competitor Outlook

• ZF Friedrichshafen AG
• Robert Bosch GmbH
• ThyssenKrupp AG
• JTEKT Corporation
• Continental AG
• Meritor, Inc.
• Moog Inc.
• Schaeffler AG
• NSK Ltd.
• Hitachi Astemo
• Hayes Lemmerz International
• TRW Automotive
• American Axle & Manufacturing, Inc.
• Magna International Inc.
• Parker Hannifin Corporation

The competitive landscape of the bus steering system market is characterized by a mix of established players and emerging companies, each striving to leverage technological advancements to gain a competitive edge. Leading manufacturers, such as ZF Friedrichshafen AG and Robert Bosch GmbH, are investing heavily in research and development to innovate their product offerings, particularly in the realms of electric and hybrid bus technologies. These companies are not only focusing on enhancing performance and safety features but are also exploring partnerships with bus manufacturers to create tailored solutions that meet specific market demands. Additionally, the emphasis on sustainability has prompted many of these firms to adopt eco-friendly practices in their manufacturing processes, thereby appealing to a broader base of environmentally conscious consumers.

Emerging players such as Hitachi Astemo and JTEKT Corporation are also making significant strides in the bus steering system market by introducing advanced technologies that cater to the growing demand for electric and hybrid vehicles. These companies are capitalizing on trends towards automation and smart transportation solutions, integrating features such as adaptive steering and advanced driver assistance systems into their offerings. As competition intensifies, companies that can successfully combine innovation with sustainability will be best positioned to capture market share and drive growth in the evolving bus steering system landscape. Moreover, increased collaboration between manufacturers and technology providers is likely to catalyze further advancements, resulting in highly efficient and responsive steering systems that meet the contemporary needs of bus operators.

Key players such as ThyssenKrupp AG and Continental AG are also prioritizing strategic partnerships and acquisitions to enhance their capabilities and expand their product portfolios. By aligning with technology innovators and research institutions, these companies can accelerate the development of next-generation steering systems that incorporate cutting-edge features and comply with stringent safety and environmental regulations. Furthermore, the focus on after-sales service and support is becoming increasingly important as bus operators seek to maintain their fleets effectively. Companies that invest in building strong relationships with their customers and offer comprehensive support services will likely establish a loyal customer base, ultimately driving long-term success in the bus steering system market.

• 1 Appendix

  • 1.1 List of Tables
  • 1.2 List of Figures

• 2 Introduction

  • 2.1 Market Definition
  • 2.2 Scope of the Report
  • 2.3 Study Assumptions
  • 2.4 Base Currency & Forecast Periods

• 3 Market Dynamics

  • 3.1 Market Growth Factors
  • 3.2 Economic & Global Events
  • 3.3 Innovation Trends
  • 3.4 Supply Chain Analysis

• 4 Consumer Behavior

  • 4.1 Market Trends
  • 4.2 Pricing Analysis
  • 4.3 Buyer Insights

• 5 Key Player Profiles

  • 5.1 NSK Ltd.
    • 5.1.1 Business Overview
    • 5.1.2 Products & Services
    • 5.1.3 Financials
    • 5.1.4 Recent Developments
    • 5.1.5 SWOT Analysis
  • 5.2 Moog Inc.
    • 5.2.1 Business Overview
    • 5.2.2 Products & Services
    • 5.2.3 Financials
    • 5.2.4 Recent Developments
    • 5.2.5 SWOT Analysis
  • 5.3 Meritor, Inc.
    • 5.3.1 Business Overview
    • 5.3.2 Products & Services
    • 5.3.3 Financials
    • 5.3.4 Recent Developments
    • 5.3.5 SWOT Analysis
  • 5.4 Schaeffler AG
    • 5.4.1 Business Overview
    • 5.4.2 Products & Services
    • 5.4.3 Financials
    • 5.4.4 Recent Developments
    • 5.4.5 SWOT Analysis
  • 5.5 Continental AG
    • 5.5.1 Business Overview
    • 5.5.2 Products & Services
    • 5.5.3 Financials
    • 5.5.4 Recent Developments
    • 5.5.5 SWOT Analysis
  • 5.6 Hitachi Astemo
    • 5.6.1 Business Overview
    • 5.6.2 Products & Services
    • 5.6.3 Financials
    • 5.6.4 Recent Developments
    • 5.6.5 SWOT Analysis
  • 5.7 TRW Automotive
    • 5.7.1 Business Overview
    • 5.7.2 Products & Services
    • 5.7.3 Financials
    • 5.7.4 Recent Developments
    • 5.7.5 SWOT Analysis
  • 5.8 ThyssenKrupp AG
    • 5.8.1 Business Overview
    • 5.8.2 Products & Services
    • 5.8.3 Financials
    • 5.8.4 Recent Developments
    • 5.8.5 SWOT Analysis
  • 5.9 JTEKT Corporation
    • 5.9.1 Business Overview
    • 5.9.2 Products & Services
    • 5.9.3 Financials
    • 5.9.4 Recent Developments
    • 5.9.5 SWOT Analysis
  • 5.10 Robert Bosch GmbH
    • 5.10.1 Business Overview
    • 5.10.2 Products & Services
    • 5.10.3 Financials
    • 5.10.4 Recent Developments
    • 5.10.5 SWOT Analysis
  • 5.11 ZF Friedrichshafen AG
    • 5.11.1 Business Overview
    • 5.11.2 Products & Services
    • 5.11.3 Financials
    • 5.11.4 Recent Developments
    • 5.11.5 SWOT Analysis
  • 5.12 Magna International Inc.
    • 5.12.1 Business Overview
    • 5.12.2 Products & Services
    • 5.12.3 Financials
    • 5.12.4 Recent Developments
    • 5.12.5 SWOT Analysis
  • 5.13 Hayes Lemmerz International
    • 5.13.1 Business Overview
    • 5.13.2 Products & Services
    • 5.13.3 Financials
    • 5.13.4 Recent Developments
    • 5.13.5 SWOT Analysis
  • 5.14 Parker Hannifin Corporation
    • 5.14.1 Business Overview
    • 5.14.2 Products & Services
    • 5.14.3 Financials
    • 5.14.4 Recent Developments
    • 5.14.5 SWOT Analysis
  • 5.15 American Axle & Manufacturing, Inc.
    • 5.15.1 Business Overview
    • 5.15.2 Products & Services
    • 5.15.3 Financials
    • 5.15.4 Recent Developments
    • 5.15.5 SWOT Analysis

• 6 Market Segmentation

  • 6.1 Bus Steering System Market, By Bus Type
    • 6.1.1 Electric Bus
    • 6.1.2 Hybrid Bus
    • 6.1.3 CNG Bus
    • 6.1.4 Diesel Bus
    • 6.1.5 Others
  • 6.2 Bus Steering System Market, By Technology
    • 6.2.1 Electro-Hydraulic Power Steering
    • 6.2.2 Electric Power Steering
    • 6.2.3 Hydraulic Power Steering
  • 6.3 Bus Steering System Market, By Component Type
    • 6.3.1 Steering Wheel
    • 6.3.2 Steering Column
    • 6.3.3 Steering Gear
    • 6.3.4 Steering Pump
    • 6.3.5 Steering Linkage

• 7 Competitive Analysis

  • 7.1 Key Player Comparison
  • 7.2 Market Share Analysis
  • 7.3 Investment Trends
  • 7.4 SWOT Analysis

• 8 Research Methodology

  • 8.1 Analysis Design
  • 8.2 Research Phases
  • 8.3 Study Timeline

• 9 Future Market Outlook

  • 9.1 Growth Forecast
  • 9.2 Market Evolution

• 10 Geographical Overview

  • 10.1 Europe - Market Analysis
    • 10.1.1 By Country
      • 10.1.1.1 UK
      • 10.1.1.2 France
      • 10.1.1.3 Germany
      • 10.1.1.4 Spain
      • 10.1.1.5 Italy
  • 10.2 Asia Pacific - Market Analysis
    • 10.2.1 By Country
      • 10.2.1.1 India
      • 10.2.1.2 China
      • 10.2.1.3 Japan
      • 10.2.1.4 South Korea
  • 10.3 Latin America - Market Analysis
    • 10.3.1 By Country
      • 10.3.1.1 Brazil
      • 10.3.1.2 Argentina
      • 10.3.1.3 Mexico
  • 10.4 North America - Market Analysis
    • 10.4.1 By Country
      • 10.4.1.1 USA
      • 10.4.1.2 Canada
  • 10.5 Bus Steering System Market by Region
  • 10.6 Middle East & Africa - Market Analysis
    • 10.6.1 By Country
      • 10.6.1.1 Middle East
      • 10.6.1.2 Africa

• 11 Global Economic Factors

  • 11.1 Inflation Impact
  • 11.2 Trade Policies

• 12 Technology & Innovation

  • 12.1 Emerging Technologies
  • 12.2 AI & Digital Trends
  • 12.3 Patent Research

• 13 Investment & Market Growth

  • 13.1 Funding Trends
  • 13.2 Future Market Projections

• 14 Market Overview & Key Insights

  • 14.1 Executive Summary
  • 14.2 Key Trends
  • 14.3 Market Challenges
  • 14.4 Regulatory Landscape

Segments Analyzed in the Report

The global Bus Steering System market is categorized based on

By Component Type

• Steering Wheel
• Steering Column
• Steering Gear
• Steering Pump
• Steering Linkage

By Bus Type

• Electric Bus
• Hybrid Bus
• CNG Bus
• Diesel Bus
• Others

By Technology

• Electro-Hydraulic Power Steering
• Electric Power Steering
• Hydraulic Power Steering

By Region

• North America
• Europe
• Asia Pacific
• Latin America
• Middle East & Africa

Key Players

• ZF Friedrichshafen AG
• Robert Bosch GmbH
• ThyssenKrupp AG
• JTEKT Corporation
• Continental AG
• Meritor, Inc.
• Moog Inc.
• Schaeffler AG
• NSK Ltd.
• Hitachi Astemo
• Hayes Lemmerz International
• TRW Automotive
• American Axle & Manufacturing, Inc.
• Magna International Inc.
• Parker Hannifin Corporation