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    US Auto Parts Market

    ID: MRFR/AM/15679-HCR
    200 Pages
    Sejal Akre
    October 2025

    US Auto Parts Market Research Report By End-User (OEM, Aftermarket) and By Distribution Channel (Offline, Online) - Forecast to 2035

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    US Auto Parts Market Summary

    As per MRFR analysis, the US auto parts market size was estimated at 107.2 USD Billion in 2024. The US auto parts market is projected to grow from 113.75 USD Billion in 2025 to 205.8 USD Billion by 2035, exhibiting a compound annual growth rate (CAGR) of 6.11% during the forecast period 2025 - 2035.

    Key Market Trends & Highlights

    The US auto parts market is experiencing a transformative shift driven by technological advancements and changing consumer preferences.

    • The rise of electric vehicle components is reshaping the landscape of the auto parts market, indicating a significant shift towards electrification.
    • E-commerce continues to grow in parts distribution, enhancing accessibility and convenience for consumers across the nation.
    • Sustainability and eco-friendly parts are gaining traction, reflecting a broader consumer demand for environmentally responsible products.
    • Technological advancements in manufacturing and increasing vehicle ownership rates are key drivers propelling market growth.

    Market Size & Forecast

    2024 Market Size 107.2 (USD Billion)
    2035 Market Size 205.8 (USD Billion)

    Major Players

    Robert Bosch GmbH (DE), Denso Corporation (JP), Magna International Inc. (CA), Continental AG (DE), Aisin Seiki Co., Ltd. (JP), ZF Friedrichshafen AG (DE), Valeo SA (FR), Hyundai Mobis Co., Ltd. (KR), Lear Corporation (US)

    US Auto Parts Market Trends

    The auto parts market is currently experiencing a dynamic phase characterized by evolving consumer preferences and technological advancements. As vehicles become increasingly sophisticated, the demand for high-quality components is on the rise. This shift is driven by a growing emphasis on vehicle performance, safety, and sustainability. Consumers are more inclined to invest in durable and efficient parts, which has led to a surge in aftermarket sales. Additionally, the integration of advanced technologies, such as electric and hybrid systems, is reshaping the landscape of component manufacturing and distribution. Moreover, the auto parts market is witnessing a notable trend towards online sales channels. E-commerce platforms are becoming essential for both consumers and businesses, facilitating easier access to a wide range of products. This transition is not only enhancing convenience but also fostering competitive pricing. As a result, traditional brick-and-mortar retailers are adapting their strategies to remain relevant in this evolving environment. The interplay between technological innovation and changing consumer behavior is likely to define the future trajectory of the auto parts market, presenting both challenges and opportunities for stakeholders.

    Rise of Electric Vehicle Components

    The increasing adoption of electric vehicles (EVs) is driving demand for specialized components. Manufacturers are focusing on producing parts that cater specifically to the unique requirements of EVs, such as batteries and electric drivetrains. This trend indicates a shift in production priorities, as companies adapt to the growing market for sustainable transportation.

    Growth of E-commerce in Parts Distribution

    The auto parts market is experiencing a significant shift towards online sales. E-commerce platforms are becoming the preferred method for consumers to purchase components, offering convenience and a broader selection. This trend is prompting traditional retailers to enhance their online presence and adapt to changing consumer purchasing habits.

    Emphasis on Sustainability and Eco-friendly Parts

    There is a growing focus on sustainability within the auto parts market. Consumers are increasingly seeking eco-friendly components, prompting manufacturers to explore sustainable materials and production methods. This trend reflects a broader societal shift towards environmental responsibility, influencing purchasing decisions and product development.

    US Auto Parts Market Drivers

    Shift Towards Online Retailing

    The auto parts market is currently experiencing a significant shift towards online retailing, which is transforming how consumers purchase automotive components. E-commerce platforms are becoming increasingly popular, with online sales projected to account for over 30% of total auto parts sales by 2026. This trend is driven by the convenience and accessibility that online shopping offers, allowing consumers to compare prices and products easily. Additionally, the rise of mobile applications has further facilitated this shift, enabling consumers to order parts directly from their smartphones. As a result, traditional brick-and-mortar retailers are adapting their strategies to remain competitive in this evolving landscape. The shift towards online retailing is likely to continue influencing the auto parts market, as businesses leverage digital channels to reach a broader audience and enhance customer engagement.

    Expansion of Aftermarket Services

    The auto parts market is witnessing a robust expansion of aftermarket services, which is reshaping consumer behavior and purchasing patterns. As vehicle owners increasingly seek to personalize and enhance their vehicles, the demand for aftermarket parts and accessories is on the rise. Recent statistics suggest that the aftermarket segment could grow by 10% annually, driven by trends such as customization and performance enhancement. This growth is further fueled by the proliferation of online platforms that facilitate easy access to a wide range of products. Consequently, manufacturers and retailers are investing in marketing strategies to capture this burgeoning market segment. The expansion of aftermarket services not only boosts sales for auto parts but also encourages innovation in product design and functionality, thereby enriching the overall consumer experience.

    Increasing Vehicle Ownership Rates

    The auto parts market is significantly influenced by the rising vehicle ownership rates in the United States. As more individuals acquire vehicles, the demand for replacement parts and accessories naturally escalates. Recent data indicates that vehicle ownership has increased by approximately 5% over the past year, leading to a corresponding rise in the need for maintenance and repair services. This trend is particularly pronounced among younger demographics, who are increasingly investing in personal vehicles. Consequently, the auto parts market is poised for growth, as consumers seek reliable and high-quality components to ensure the longevity and performance of their vehicles. This surge in ownership not only boosts sales for manufacturers but also encourages innovation in product development to cater to diverse consumer needs.

    Technological Advancements in Manufacturing

    The auto parts market is experiencing a notable transformation due to technological advancements in manufacturing processes. Innovations such as 3D printing and automation are enhancing production efficiency and reducing costs. For instance, the integration of robotics in assembly lines has led to a 20% increase in productivity, allowing manufacturers to meet the growing demand for high-quality components. Furthermore, these technologies enable the production of complex parts that were previously difficult to manufacture, thus expanding the range of available products. As a result, companies are better positioned to respond to market fluctuations and consumer preferences, which is crucial in a competitive landscape. This shift towards advanced manufacturing techniques is likely to drive growth in the auto parts market, as businesses seek to optimize operations and improve product offerings.

    Regulatory Changes and Compliance Requirements

    The auto parts market is currently navigating a landscape shaped by evolving regulatory changes and compliance requirements. Stricter safety and environmental regulations are compelling manufacturers to adapt their processes and product offerings. For example, the introduction of new emissions standards has prompted a shift towards more eco-friendly components, which may account for a projected 15% increase in demand for sustainable parts over the next few years. Additionally, compliance with safety regulations necessitates rigorous testing and certification processes, which can increase operational costs. However, these challenges also present opportunities for innovation, as companies that proactively embrace compliance can differentiate themselves in a crowded market. Thus, the regulatory environment is a critical driver of change within the auto parts market, influencing both production practices and consumer preferences.

    Market Segment Insights

    By Type: Engine Components (Largest) vs. Braking Systems (Fastest-Growing)

    In the US auto parts market, the distribution of market share among segment values reveals that Engine Components dominate with a significant share. This segment's historical preference has been driven by the growing vehicle population and the necessity for high-performance automotive parts. Braking Systems, while smaller in share, have been rapidly gaining traction in recent years due to heightened safety regulations and consumer demand for advanced safety features. The growth trends in the US auto parts market indicate that segments like Braking Systems are emerging as one of the fastest-growing areas due to increased investments in innovative technologies and automatic features. Engine Components are expected to maintain their dominance, driven by continuous advancements in engine efficiency and performance metrics. A shifting consumer preference towards electric vehicles is also influencing these segments, creating new opportunities for both Engine and Braking Systems.

    Engine Components (Dominant) vs. Braking Systems (Emerging)

    Engine Components play a vital role in the performance and efficiency of vehicles, contributing significantly to the overall functionality of the automotive system. They encompass a wide range of parts, including pistons, crankshafts, and camshafts, which are critical for power generation. This segment benefits from the continuous innovation in automotive technologies, maintaining its dominant position in the market. On the other hand, Braking Systems are emerging as an essential segment due to the increasing prioritization of vehicle safety. With advancements like anti-lock braking systems and electronic stability control, consumer insights are shifting towards more sophisticated braking solutions, making this segment a focus of growth and innovation within the US auto parts market.

    By Sales Channel: Aftermarket (Largest) vs. Retail (Fastest-Growing)

    In the US auto parts market, the distribution of market share among sales channels is varied. The Original Equipment Manufacturer (OEM) segment holds a significant portion, but the Aftermarket dominates with its wide availability and diverse product offerings. Retail and Wholesale segments also contribute to the overall market, though they occupy smaller shares compared to the top two segments. This structure highlights the importance of aftermarket solutions in maintaining and enhancing vehicle performance. Growth trends in the sales channel segment are influenced by several factors, including consumer preferences for convenience and the rising trend of online shopping for auto parts. The Retail channel is experiencing substantial growth, propelled by e-commerce platforms that offer easy access to a myriad of products. Meanwhile, the Aftermarket remains robust due to the increasing age of vehicles on the road, thus driving the demand for replacement parts and accessories.

    Aftermarket: Dominant vs. Retail: Emerging

    The Aftermarket segment in the US auto parts market stands as a dominant force, characterized by its expansive range of parts, accessories, and services available to consumers. This segment caters not only to individual vehicle owners but also to repair shops, ensuring that it captures a significant share of the overall market. Conversely, the Retail segment is emerging rapidly, fueled by the growing trend of online shopping and increased consumer interest in DIY vehicle maintenance. Retail outlets are adapting by enhancing their online presence and offering promotional deals to attract customers. Together, these segments illustrate a dynamic landscape where the Aftermarket provides essential solutions while the Retail channel innovates to capture the evolving demands of tech-savvy consumers.

    By Material: Metal (Largest) vs. Plastic (Fastest-Growing)

    In the US auto parts market, the material segment is predominantly characterized by metals, which hold the largest market share due to their integral role in vehicle structure and performance. This includes steel and aluminum, essential for providing strength and durability. On the other hand, plastic materials are gaining a significant foothold, reflecting increasing demand for lightweight components that enhance fuel efficiency and allow for complex shapes in design. Growth trends in this segment are influenced by technological advancements and shifting consumer preferences towards lightweight and fuel-efficient vehicles. Metals, while established, are challenged by the innovative applications of plastics and composites. The rising focus on sustainability is also driving manufacturers to explore alternatives, making the market dynamic and competitive, with continuous evolution in material sciences playing a critical role.

    Metal (Dominant) vs. Plastic (Emerging)

    Metal is the dominant material in the US auto parts market, widely used for components such as engines, frames, and other structural parts due to its robustness and reliability. Steel and aluminum alloys lead this category, providing significant strength and safety for vehicles. Conversely, plastic is emerging rapidly as an essential material, particularly for interior parts, bumpers, and panels. Its versatility allows for innovative designs, which cater to modern aesthetic requirements and functionality. The shift towards electric vehicles amplifies the trend, as plastics offer weight reduction advantages that contribute to better energy efficiency. Overall, the interplay between these materials is pivotal in shaping the future landscape of the auto parts market.

    By Vehicle Type: Passenger Cars (Largest) vs. Electric Vehicles (Fastest-Growing)

    The US auto parts market exhibits a diverse landscape with significant shares allocated among various vehicle types. Passenger cars continue to dominate the segment, accounting for the largest market share due to their widespread usage and reliance on traditional combustion engines. In contrast, commercial vehicles and two-wheelers follow, holding substantial yet smaller shares. Electric vehicles, while currently less prevalent, are making notable strides in market presence as consumers lean towards more sustainable transportation options. Growth trends indicate a robust shift towards electric vehicles as advancements in technology and infrastructure support increased adoption. Regulatory pressures and consumer demand for eco-friendly solutions drive this transition, making electric vehicles the fastest-growing segment in the market. Additionally, passenger cars remain crucial, supported by ongoing maintenance and repair needs, while commercial vehicles respond to e-commerce logistics, fueling their steady growth.

    Passenger Cars (Dominant) vs. Electric Vehicles (Emerging)

    Passenger cars represent the dominant segment in the US auto parts market, characterized by a consistent demand for both replacement and aftermarket parts. These vehicles are integral to daily commuting and personal transportation, resulting in a vast array of parts required for maintenance and customization. As automotive technology evolves, traditional parts are being supplemented with advanced features, enhancing the performance and longevity of passenger vehicles. On the other hand, electric vehicles, though emerging, showcase a rapid increase in component demand due to their innovative technology and shifting consumer preferences toward sustainability. Battery components, charging infrastructure, and electric motor parts are at the forefront of this growth, indicating a significant transformation in the types of auto parts increasingly sought after.

    Get more detailed insights about US Auto Parts Market

    Key Players and Competitive Insights

    The auto parts market is currently characterized by a dynamic competitive landscape, driven by technological advancements and evolving consumer preferences. Key players such as Robert Bosch GmbH (DE), Denso Corporation (JP), and Magna International Inc. (CA) are strategically positioned to leverage innovation and sustainability in their operations. For instance, Robert Bosch GmbH (DE) focuses on integrating smart technologies into its product offerings, enhancing vehicle connectivity and efficiency. Meanwhile, Denso Corporation (JP) emphasizes its commitment to environmental sustainability, investing in electric vehicle components and energy-efficient systems. Magna International Inc. (CA) is actively pursuing partnerships to expand its capabilities in autonomous driving technologies, thereby shaping the competitive environment through a focus on cutting-edge solutions.

    The market structure appears moderately fragmented, with a mix of large multinational corporations and smaller specialized firms. Key business tactics such as localizing manufacturing and optimizing supply chains are prevalent among major players. This approach not only reduces operational costs but also enhances responsiveness to regional market demands. The collective influence of these companies fosters a competitive atmosphere where innovation and adaptability are paramount.

    In October 2025, Denso Corporation (JP) announced a strategic partnership with a leading software firm to develop advanced driver-assistance systems (ADAS). This collaboration is poised to enhance Denso's product portfolio, positioning the company as a frontrunner in the rapidly evolving ADAS market. The strategic importance of this move lies in its potential to significantly improve vehicle safety and performance, aligning with global trends towards automation and enhanced driving experiences.

    In September 2025, Magna International Inc. (CA) unveiled its new electric vehicle (EV) platform, designed to support a range of EV models for various manufacturers. This initiative underscores Magna's commitment to sustainability and innovation, as it aims to capture a larger share of the burgeoning EV market. The introduction of this platform is strategically significant, as it not only diversifies Magna's offerings but also positions the company as a key player in the transition towards electrification in the automotive sector.

    In August 2025, Robert Bosch GmbH (DE) launched a new line of smart sensors aimed at improving vehicle diagnostics and maintenance. This product line is indicative of Bosch's focus on digital transformation and its efforts to enhance the overall customer experience. The strategic relevance of this launch lies in its potential to streamline maintenance processes, thereby reducing costs and improving vehicle reliability for consumers.

    As of November 2025, current competitive trends in the auto parts market are heavily influenced by digitalization, sustainability, and the integration of artificial intelligence (AI). Strategic alliances among key players are increasingly shaping the landscape, fostering innovation and collaborative development. The shift from price-based competition to a focus on technological advancement and supply chain reliability is evident. Companies that prioritize innovation and sustainability are likely to differentiate themselves in this evolving market, suggesting a future where competitive advantage hinges on the ability to adapt to changing consumer demands and technological advancements.

    Industry Developments

    The US Auto Parts Market has been experiencing notable developments recently, particularly amid the ongoing supply chain disruptions and inflationary pressures. In August 2023, Bosch announced the expansion of its manufacturing capabilities to meet the rising demand for electric vehicle components, signaling a shift in the industry towards electrification. O'Reilly Automotive and Advance Auto Parts have also reported improved sales and growth, indicating strong consumer demand for auto parts in the wake of rising vehicle maintenance needs.

    In terms of mergers and acquisitions, LKQ Corporation completed its acquisition of the UK-based auto parts distributor, Euro Car Parts in June 2023, enhancing its market presence and product offerings. Furthermore, Genuine Parts Company has made strides with its strategic investments in technology to streamline operations. The market's valuation has seen growth due in part to the increasing trend of vehicle ownership and the rising complexity of modern vehicles, resulting in a higher demand for specialized auto parts from companies like NAPA Auto Parts and Tire Rack.

    These developments underscore the dynamic nature of the US Auto Parts Market, responding to evolving consumer needs and technological advancements.

    Future Outlook

    US Auto Parts Market Future Outlook

    The auto parts market is projected to grow at 6.11% CAGR from 2024 to 2035, driven by technological advancements, increasing vehicle production, and rising consumer demand for aftermarket parts.

    New opportunities lie in:

    • Expansion of electric vehicle component manufacturing facilities.
    • Development of advanced driver-assistance systems (ADAS) for enhanced safety.
    • Implementation of subscription-based auto parts services for consumers.

    By 2035, the auto parts market is expected to achieve robust growth, reflecting evolving consumer preferences and technological innovations.

    Market Segmentation

    US Auto Parts Market Type Outlook

    • Engine Components
    • Transmission Components
    • Electrical Parts
    • Braking Systems
    • Body Parts

    US Auto Parts Market Material Outlook

    • Metal
    • Plastic
    • Rubber
    • Composites
    • Glass

    US Auto Parts Market Vehicle Type Outlook

    • Passenger Cars
    • Commercial Vehicles
    • Two Wheelers
    • Electric Vehicles

    US Auto Parts Market Sales Channel Outlook

    • Original Equipment Manufacturer
    • Aftermarket
    • Retail
    • Wholesale

    Report Scope

    MARKET SIZE 2024 107.2(USD Billion)
    MARKET SIZE 2025 113.75(USD Billion)
    MARKET SIZE 2035 205.8(USD Billion)
    COMPOUND ANNUAL GROWTH RATE (CAGR) 6.11% (2024 - 2035)
    REPORT COVERAGE Revenue Forecast, Competitive Landscape, Growth Factors, and Trends
    BASE YEAR 2024
    Market Forecast Period 2025 - 2035
    Historical Data 2019 - 2024
    Market Forecast Units USD Billion
    Key Companies Profiled Robert Bosch GmbH (DE), Denso Corporation (JP), Magna International Inc. (CA), Continental AG (DE), Aisin Seiki Co., Ltd. (JP), ZF Friedrichshafen AG (DE), Valeo SA (FR), Hyundai Mobis Co., Ltd. (KR), Lear Corporation (US)
    Segments Covered Type, Sales Channel, Material, Vehicle Type
    Key Market Opportunities Integration of advanced materials for lightweight components in the auto parts market.
    Key Market Dynamics Technological advancements drive innovation in auto parts, enhancing performance and sustainability in vehicle manufacturing.
    Countries Covered US

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    FAQs

    What is the expected market size of the US Auto Parts Market in 2024?

    The US Auto Parts Market is expected to be valued at 120.0 USD Billion in 2024.

    What will the market size be by 2035?

    By 2035, the US Auto Parts Market is projected to reach 230.0 USD Billion.

    What is the expected CAGR for the US Auto Parts Market from 2025 to 2035?

    The expected CAGR for the US Auto Parts Market from 2025 to 2035 is 6.093%.

    Which segment of the US Auto Parts Market is larger, OEM or Aftermarket?

    The OEM segment is expected to be valued at 70.0 USD Billion in 2024, which is larger than the Aftermarket segment valued at 50.0 USD Billion.

    What is the projected market size for the OEM segment by 2035?

    The OEM segment of the US Auto Parts Market is projected to grow to 130.0 USD Billion by 2035.

    How much is the Aftermarket segment expected to be valued by 2035?

    The Aftermarket segment is expected to reach a value of 100.0 USD Billion by 2035.

    Who are the key players in the US Auto Parts Market?

    Key players in the US Auto Parts Market include Bosch, O'Reilly Automotive, Carquest, and Genuine Parts Company among others.

    What are the key growth drivers for the US Auto Parts Market?

    Key growth drivers for the US Auto Parts Market include increasing vehicle age and rising consumer demand for auto repair and aftermarket services.

    What opportunities exist for companies in the US Auto Parts Market?

    Opportunities in the US Auto Parts Market include the rise of electric vehicles and advancements in automotive technology.

    How has the current global scenario impacted the US Auto Parts Market?

    The current global scenario may affect supply chains and production efficiency within the US Auto Parts Market.

    What is the projected market size of the US Auto Parts Market in 2024?

    The US Auto Parts Market is expected to be valued at 119.1 billion USD in 2024.

    What will the market size of the US Auto Parts Market be by 2035?

    By 2035, the market size is projected to reach 226.56 billion USD.

    Which segment of the market is valued higher in 2024: OEM or Aftermarket?

    In 2024, the OEM segment is valued at 68.6 billion USD, which is higher than the Aftermarket segment valued at 50.5 billion USD.

    What will the OEM and Aftermarket segment values be in 2035?

    By 2035, the OEM segment is projected to reach 136.35 billion USD, while the Aftermarket is expected to be valued at 90.21 billion USD.

    What are the growth opportunities in the US Auto Parts Market?

    Growth opportunities in the market include rising vehicle production, increased vehicle age, and growing demand for aftermarket products.

    What challenges does the US Auto Parts Market face?

    Challenges in the market include supply chain disruptions and increasing raw material costs.

    How does the regional market growth compare in the US Auto Parts Market?

    The performance of the US Auto Parts Market varies by region, with significant growth expected in the OEM segment across all regions.

    What are the major trends impacting the US Auto Parts Market?

    Major trends include the shift towards electric vehicles, digital transformation in retail, and increased emphasis on sustainability.

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