United States Car Parts Aftermarket Market

United States Car Parts Aftermarket Market Size Report – In a Glance

As per the survey report on United States car parts aftermarket market, the market is expected to foresee a CAGR value of 2.6% during 2025-2035, and further generate a market size of USD 25.9 billion by the end of 2035. In 2025, the market size was value at USD 21.7 billion revenue.

• The United States car parts aftermarket market’s growth is driven by increasing adoption of electric vehicles.
• KDMI analyst’s growth analysis foresees aging vehicle fleet and expansion of e-commerce industry as the growth drivers for United States car parts aftermarket market.

United States Car Parts Aftermarket Market Analysis

Car parts aftermarket is the secondary market of automotive industry, where companies other than the original equipment manufacturer (OEM) produce and sell vehicle parts, accessories, and chemicals. These parts can be used for replacement, performance enhancement, and repairing as they offer wide range of choices to consumers in terms of quality, price, and innovation. The United States car parts aftermarket market growth is driven by increasing adoption of electric vehicles (EVs) and emphasis on vehicle maintenance of aged vehicle fleet. According to the report, the average age of Cars, trucks, and SUVs in the US was 12.6 years in 2024, and this is due to people hang on to their vehicles because new one costs so much and it is beyond their affordability level. This report contributes in the growing demand for car parts in aftermarket to meet consumer need. Adient Plc, Lear Corporation, and Aisin Corporation are some of the significant participants in the US market.

United States Car Parts Aftermarket Market Growth Drivers and Restraints

Growth Drivers

• Aging vehicle fleet – The United States car parts aftermarket market growth is driven by growing aged vehicle fleet, with the average of age of cars and trucks 12.6 years in 2024. The growing aged vehicles in the region is demanding for aftermarket services, as aged vehicles require more frequent repairing, maintenance, and replacement of parts than newer vehicles. As automotive products age, components of such products like brakes, suspensions, batteries, and exhaust system need regular servicing, which drives the growing demand for car parts in the aftermarket of automotive industry. Consumers often prefer to extend vehicle’s life rather than purchasing newer products due to its high cost and financial barriers discourage consumers to adopt newer cars. Therefore, with the consumers interest in extending vehicle’s life, this creates a steady revenue for aftermarket industry and contributes to overall market growth.
• E-commerce & digital platforms – The US e-commerce industry is rapidly growing in the automotive aftermarket which drives the demand for aftermarket products such as brakes, engines, batteries, and others. Online platforms help consumers to compare price, have wide range of product variety, and get doorstep delivery of products, which enhances industry’s performance amid rising tariffs and supply chain uncertainties. The Joint Forecast Model has predicted continued growth of US automotive aftermarket, with the increased sales by 5.9% in 2024. The continued growth represents increasing adoption of digitalization in leading industrial activities. Moreover, e-commerce not only enhances accessibility but also protects aftermarket industry from supply chain disruptions.

Restraints

• Technician shortages & labor constraints – The major challenge for US car parts aftermarket market is the shortage of skilled technicians in the automotive industry. As the vehicles are increasingly becoming complex due to adoption of advanced technology like ADAS, EV components, and innovative electronics, the demand for highly-skilled technicians is rising. Also, the aftermarket industry faces difficulty in attracting young labor and their talents, due to low interest in automotive technical field. Without enough skilled workforce, the growth of aftermarket sector is difficult and slowdowns the market growth.

United States Car Parts Aftermarket Market Segmentation

Our experts at KD Market Insights have segmented the United States car parts aftermarket market research report as:

Analyst’s Observation on United States Car Parts Aftermarket Recent Developments

Over the years, the experts at KD Market Insights have been observing the recent developments associated with United States car parts aftermarket market trends. Our expert’s market forecast analysis has recorded the market players adopting plentiful of key strategies including new product launches, mergers & acquisitions, and collaborations.

AISIN, a leading company in automotive aftermarket, is planning to create an affordable auto parts mall. The strategy is aimed to create one-stop shopping place where customers will be able to purchase service parts for all levels of car maintenance.

Fenix Parts has announced the acquisition of Grade A Auto Parts, with the aim to improves Fenix’s capacity in supporting their customer base and enhanced accessibility to car parts across the United States. The acquisition is to collaborate with Grade A’s talented workforce, unique customer relationships, and product offerings.

United States Car Parts Aftermarket Market Competitive Landscape

Some of the significant participants who top the United States car parts aftermarket market share:

• 3M Co
• Adient Plc
• DENSO Corp
• Lear Corp
• Aisin Corp
• Aptiv Plc
• Magna International Inc
• Pioneer Corp
• Robert Bosch GmbH
• NGK SPARK PLUG Co. Ltd
• Panasonic Holdings Corp
• Samsung Electronics Co. Ltd
• Tenneco Inc