Us Aftermarket Automotive Parts And Components Market

US aftermarket automotive parts market, valued at USD 220 Bn, grows due to rising vehicle age, e-commerce expansion, and demand for customization and eco-friendly components.

Region:North America

Author(s):Geetanshi

Product Code:KRAB0152

Pages:90

Published On:August 2025

About the Report

Base Year 2024

Us Aftermarket Automotive Parts And Components Market Overview

  • The US aftermarket automotive parts and components market is valued at USD 220 billion, based on a five-year historical analysis. This growth is primarily driven by the increasing age of vehicles on the road, rising consumer preference for vehicle customization, and the growing trend of DIY repairs among car owners. The market is also supported by advancements in technology, which have improved the quality and availability of aftermarket parts. Recent trends include the rapid expansion of e-commerce platforms, greater integration of AI-powered inventory and logistics, and a shift toward digital service models that enhance accessibility for both consumers and professional installers .
  • Key cities dominating the US aftermarket automotive parts market include Los Angeles, New York, and Chicago. These cities have a high concentration of vehicle owners and a robust infrastructure for automotive services. The presence of numerous repair shops, retailers, and e-commerce distribution hubs in these urban areas further enhances market growth, making them critical hubs for aftermarket activities .
  • In 2023, the US government implemented regulations mandating stricter emissions standards for vehicles, which has influenced the aftermarket parts sector. This regulation encourages the use of high-quality replacement parts that comply with environmental standards, thereby driving demand for specific aftermarket components that meet these new requirements. Additionally, there is increased demand for advanced emission control systems and certified replacement parts to ensure compliance .
Us Aftermarket Automotive Parts And Components Market Size

Us Aftermarket Segmentation

By Type:The aftermarket automotive parts and components market can be segmented into various types, including engine components, brake systems, electrical systems, suspension parts, exhaust systems, body parts, tires & wheels, filters & fluids, lighting & electronics, accessories & customization parts, and others. Among these, engine components and brake systems are particularly significant due to their critical role in vehicle safety and performance. The increasing focus on vehicle maintenance and repair, along with a growing preference for high-performance and replacement parts, has led to a surge in demand for these components, making them dominant segments in the market .

Us Aftermarket segmentation by Type.

By End-User:The aftermarket automotive parts market is segmented by end-user into individual consumers (DIY), professional repair shops (DIFM), fleet operators, and e-commerce platforms. The DIY segment is particularly prominent as more consumers are opting to perform their own vehicle maintenance and repairs, driven by the availability of online resources and parts. Professional repair shops also play a crucial role, as they require a steady supply of high-quality parts to meet customer demands. E-commerce platforms are experiencing rapid growth, driven by the convenience of online ordering and direct-to-consumer delivery models .

Us Aftermarket segmentation by End-User.

Us Aftermarket Competitive Landscape

The US aftermarket automotive parts and components market is characterized by a dynamic mix of regional and international players. Leading participants such as AutoZone, Inc., Advance Auto Parts, Inc., O'Reilly Automotive, Inc., NAPA Auto Parts (Genuine Parts Company), RockAuto LLC, Genuine Parts Company, Duralast (AutoZone Brand), CARQUEST Auto Parts (Advance Auto Parts Brand), Pep Boys, LKQ Corporation, Tenneco Inc., Federal-Mogul Motorparts (a Tenneco brand), Bosch Automotive Aftermarket, Continental AG, ACDelco (General Motors) contribute to innovation, geographic expansion, and service delivery in this space.

AutoZone, Inc.

1979

Memphis, Tennessee

Advance Auto Parts, Inc.

1932

Roanoke, Virginia

O'Reilly Automotive, Inc.

1957

Springfield, Missouri

NAPA Auto Parts

1925

Atlanta, Georgia

RockAuto LLC

1999

Madison, Wisconsin

Company

Establishment Year

Headquarters

Group Size (Large, Medium, or Small as per industry convention)

Revenue (USD, most recent fiscal year)

Revenue Growth Rate (YoY %)

Market Share (%)

Number of Retail Locations/Distribution Centers

Online Sales Penetration (%)

Us Aftermarket Industry Analysis

Growth Drivers

  • Increasing Vehicle Ownership:The U.S. vehicle ownership rate is approximately 1.2 vehicles per household, with over 286 million registered vehicles. This growth in ownership is driven by a population increase, projected to reach 333 million in future, and a strong economy, with GDP growth expected at 2.5%. As more households acquire vehicles, the demand for aftermarket parts and services will naturally rise, fueling market expansion.
  • Rising Average Age of Vehicles:The average age of vehicles on U.S. roads has increased to 12.5 years, up from 12.2 years previously. This trend is attributed to improved vehicle durability and economic factors, leading to longer ownership periods. As older vehicles require more maintenance and replacement parts, the aftermarket sector is poised to benefit significantly, with an estimated 50% of vehicles needing repairs annually.
  • Growth in E-commerce for Auto Parts:E-commerce sales of automotive parts in the U.S. reached approximately USD 22 billion, reflecting a 15% increase from the previous period. This growth is driven by consumer preferences for online shopping and the convenience it offers. With over 70% of consumers researching auto parts online before purchasing, the shift towards digital retailing is expected to continue, enhancing the aftermarket's accessibility and sales potential.

Market Challenges

  • Intense Competition from OEMs:The aftermarket industry faces significant competition from Original Equipment Manufacturers (OEMs), which control approximately 50% of the automotive parts market. OEMs often offer warranties and superior quality assurance, making it challenging for aftermarket suppliers to compete. This competitive pressure can lead to price wars, reducing profit margins for aftermarket businesses and hindering their growth potential.
  • Supply Chain Disruptions:The automotive aftermarket is currently experiencing supply chain disruptions, with approximately 40% of companies reporting delays in parts availability. Factors such as global semiconductor shortages and logistical challenges have exacerbated these issues. These disruptions not only affect inventory levels but also lead to increased operational costs, ultimately impacting the ability of aftermarket businesses to meet consumer demand effectively.

Us Aftermarket Future Outlook

The U.S. aftermarket industry is expected to evolve significantly, driven by technological advancements and changing consumer preferences. The increasing integration of digital platforms for sales and customer engagement will enhance market accessibility. Additionally, the growing trend towards vehicle electrification will create new opportunities for specialized aftermarket services and parts. As consumers become more aware of the benefits of aftermarket services, the industry is likely to see sustained growth and innovation in the coming years.

Market Opportunities

  • Expansion of Online Sales Channels:The shift towards online sales channels presents a significant opportunity for aftermarket businesses. With e-commerce projected to account for approximately 20% of total auto parts sales in future, companies that invest in robust online platforms can capture a larger market share and enhance customer engagement, driving revenue growth.
  • Increasing Demand for Eco-Friendly Parts:The rising consumer awareness regarding sustainability is creating a demand for eco-friendly aftermarket parts. The market for green automotive products is expected to grow, and companies that focus on sustainable practices and products can differentiate themselves and attract environmentally conscious consumers, leading to increased sales and brand loyalty.

Scope of the Report

SegmentSub-Segments
By Type

Engine Components

Brake Systems

Electrical Systems

Suspension Parts

Exhaust Systems

Body Parts

Tires & Wheels

Filters & Fluids

Lighting & Electronics

Accessories & Customization Parts

Others

By End-User

Individual Consumers (DIY)

Professional Repair Shops (DIFM)

Fleet Operators

E-commerce Platforms

By Sales Channel

Online Retailers

Brick-and-Mortar Stores

Distributors/Wholesalers

Direct-to-Consumer Sales

By Component

Mechanical Parts

Electrical/Electronic Parts

Accessories & Appearance Products

Tools & Equipment

By Price Range

Budget

Mid-Range

Premium

By Distribution Mode

Direct Distribution

Indirect Distribution

Online Distribution

By Application

Passenger Vehicles

Commercial Vehicles

Heavy-Duty Vehicles

Electric & Hybrid Vehicles

Others

Key Target Audience

Investors and Venture Capitalist Firms

Government and Regulatory Bodies (e.g., Environmental Protection Agency, National Highway Traffic Safety Administration)

Automotive Parts Manufacturers

Aftermarket Distributors and Retailers

Automotive Repair Shops and Service Centers

Logistics and Supply Chain Companies

Automotive Industry Associations

Insurance Companies and Underwriters

Players Mentioned in the Report:

AutoZone, Inc.

Advance Auto Parts, Inc.

O'Reilly Automotive, Inc.

NAPA Auto Parts (Genuine Parts Company)

RockAuto LLC

Genuine Parts Company

Duralast (AutoZone Brand)

CARQUEST Auto Parts (Advance Auto Parts Brand)

Pep Boys

LKQ Corporation

Tenneco Inc.

Federal-Mogul Motorparts (a Tenneco brand)

Bosch Automotive Aftermarket

Continental AG

ACDelco (General Motors)

Table of Contents

Market Assessment Phase

1. Executive Summary and Approach


2. Us Aftermarket Overview

2.1 Key Insights and Strategic Recommendations

2.2 Us Aftermarket Overview

2.3 Definition and Scope

2.4 Evolution of Market Ecosystem

2.5 Timeline of Key Regulatory Milestones

2.6 Value Chain & Stakeholder Mapping

2.7 Business Cycle Analysis

2.8 Policy & Incentive Landscape


3. Us Aftermarket Analysis

3.1 Growth Drivers

3.1.1 Increasing vehicle ownership
3.1.2 Rising average age of vehicles
3.1.3 Growth in e-commerce for auto parts
3.1.4 Technological advancements in automotive components

3.2 Market Challenges

3.2.1 Intense competition from OEMs
3.2.2 Supply chain disruptions
3.2.3 Regulatory compliance costs
3.2.4 Fluctuating raw material prices

3.3 Market Opportunities

3.3.1 Expansion of online sales channels
3.3.2 Increasing demand for eco-friendly parts
3.3.3 Growth in vehicle electrification
3.3.4 Rising consumer awareness about aftermarket services

3.4 Market Trends

3.4.1 Shift towards digital retailing
3.4.2 Increasing customization of automotive parts
3.4.3 Adoption of advanced materials
3.4.4 Growth in subscription-based services

3.5 Government Regulation

3.5.1 Emission standards for aftermarket parts
3.5.2 Safety regulations for automotive components
3.5.3 Import tariffs on automotive parts
3.5.4 Consumer protection laws

4. SWOT Analysis


5. Stakeholder Analysis


6. Porter's Five Forces Analysis


7. Us Aftermarket Market Size, 2019-2024

7.1 By Value

7.2 By Volume

7.3 By Average Selling Price


8. Us Aftermarket Segmentation

8.1 By Type

8.1.1 Engine Components
8.1.2 Brake Systems
8.1.3 Electrical Systems
8.1.4 Suspension Parts
8.1.5 Exhaust Systems
8.1.6 Body Parts
8.1.7 Tires & Wheels
8.1.8 Filters & Fluids
8.1.9 Lighting & Electronics
8.1.10 Accessories & Customization Parts
8.1.11 Others

8.2 By End-User

8.2.1 Individual Consumers (DIY)
8.2.2 Professional Repair Shops (DIFM)
8.2.3 Fleet Operators
8.2.4 E-commerce Platforms

8.3 By Sales Channel

8.3.1 Online Retailers
8.3.2 Brick-and-Mortar Stores
8.3.3 Distributors/Wholesalers
8.3.4 Direct-to-Consumer Sales

8.4 By Component

8.4.1 Mechanical Parts
8.4.2 Electrical/Electronic Parts
8.4.3 Accessories & Appearance Products
8.4.4 Tools & Equipment

8.5 By Price Range

8.5.1 Budget
8.5.2 Mid-Range
8.5.3 Premium

8.6 By Distribution Mode

8.6.1 Direct Distribution
8.6.2 Indirect Distribution
8.6.3 Online Distribution

8.7 By Application

8.7.1 Passenger Vehicles
8.7.2 Commercial Vehicles
8.7.3 Heavy-Duty Vehicles
8.7.4 Electric & Hybrid Vehicles
8.7.5 Others

9. Us Aftermarket Competitive Analysis

9.1 Market Share of Key Players

9.2 Cross Comparison of Key Players

9.2.1 Company Name
9.2.2 Group Size (Large, Medium, or Small as per industry convention)
9.2.3 Revenue (USD, most recent fiscal year)
9.2.4 Revenue Growth Rate (YoY %)
9.2.5 Market Share (%)
9.2.6 Number of Retail Locations/Distribution Centers
9.2.7 Online Sales Penetration (%)
9.2.8 Product Portfolio Breadth (Number of SKUs/Categories)
9.2.9 Supply Chain Efficiency (Inventory Turnover Ratio)
9.2.10 Customer Satisfaction Score (e.g., NPS or JD Power)
9.2.11 Brand Recognition (Survey or Index Score)
9.2.12 Digital Engagement (Website Traffic, App Downloads)

9.3 SWOT Analysis of Top Players

9.4 Pricing Analysis

9.5 Detailed Profile of Major Companies

9.5.1 AutoZone, Inc.
9.5.2 Advance Auto Parts, Inc.
9.5.3 O'Reilly Automotive, Inc.
9.5.4 NAPA Auto Parts (Genuine Parts Company)
9.5.5 RockAuto LLC
9.5.6 Genuine Parts Company
9.5.7 Duralast (AutoZone Brand)
9.5.8 CARQUEST Auto Parts (Advance Auto Parts Brand)
9.5.9 Pep Boys
9.5.10 LKQ Corporation
9.5.11 Tenneco Inc.
9.5.12 Federal-Mogul Motorparts (a Tenneco brand)
9.5.13 Bosch Automotive Aftermarket
9.5.14 Continental AG
9.5.15 ACDelco (General Motors)

10. Us Aftermarket End-User Analysis

10.1 Procurement Behavior of Key Ministries

10.1.1 Budget Allocation Trends
10.1.2 Preferred Suppliers
10.1.3 Procurement Processes

10.2 Corporate Spend on Infrastructure & Energy

10.2.1 Investment Priorities
10.2.2 Spending Patterns
10.2.3 Key Projects

10.3 Pain Point Analysis by End-User Category

10.3.1 Quality Concerns
10.3.2 Availability of Parts
10.3.3 Pricing Issues

10.4 User Readiness for Adoption

10.4.1 Awareness Levels
10.4.2 Training Needs
10.4.3 Technology Adoption

10.5 Post-Deployment ROI and Use Case Expansion

10.5.1 Performance Metrics
10.5.2 Case Studies
10.5.3 Future Investment Plans

11. Us Aftermarket Future Size, 2025-2030

11.1 By Value

11.2 By Volume

11.3 By Average Selling Price


Go-To-Market Strategy Phase

1. Whitespace Analysis + Business Model Canvas

1.1 Market Gaps Identification

1.2 Value Proposition Development

1.3 Revenue Streams Analysis

1.4 Cost Structure Evaluation

1.5 Key Partnerships

1.6 Customer Segments

1.7 Channels


2. Marketing and Positioning Recommendations

2.1 Branding Strategies

2.2 Product USPs

2.3 Target Market Identification

2.4 Communication Strategies

2.5 Digital Marketing Approaches


3. Distribution Plan

3.1 Urban Retail Strategies

3.2 Rural NGO Tie-Ups

3.3 Logistics Optimization

3.4 Inventory Management


4. Channel & Pricing Gaps

4.1 Underserved Routes

4.2 Pricing Bands Analysis

4.3 Competitive Pricing Strategies


5. Unmet Demand & Latent Needs

5.1 Category Gaps

5.2 Consumer Segments

5.3 Emerging Trends


6. Customer Relationship

6.1 Loyalty Programs

6.2 After-Sales Service

6.3 Customer Feedback Mechanisms


7. Value Proposition

7.1 Sustainability Initiatives

7.2 Integrated Supply Chains

7.3 Customer-Centric Approaches


8. Key Activities

8.1 Regulatory Compliance

8.2 Branding Efforts

8.3 Distribution Setup


9. Entry Strategy Evaluation

9.1 Domestic Market Entry Strategy

9.1.1 Product Mix
9.1.2 Pricing Band
9.1.3 Packaging

9.2 Export Entry Strategy

9.2.1 Target Countries
9.2.2 Compliance Roadmap

10. Entry Mode Assessment

10.1 Joint Ventures

10.2 Greenfield Investments

10.3 Mergers & Acquisitions

10.4 Distributor Model


11. Capital and Timeline Estimation

11.1 Capital Requirements

11.2 Timelines


12. Control vs Risk Trade-Off

12.1 Ownership vs Partnerships


13. Profitability Outlook

13.1 Breakeven Analysis

13.2 Long-Term Sustainability


14. Potential Partner List

14.1 Distributors

14.2 Joint Ventures

14.3 Acquisition Targets


15. Execution Roadmap

15.1 Phased Plan for Market Entry

15.1.1 Market Setup
15.1.2 Market Entry
15.1.3 Growth Acceleration
15.1.4 Scale & Stabilize

15.2 Key Activities and Milestones

15.2.1 Milestone Planning
15.2.2 Activity Tracking

Research Methodology

ApproachModellingSample

Phase 1: Approach1

Desk Research

  • Analysis of industry reports from automotive aftermarket associations
  • Review of government publications on automotive regulations and standards
  • Examination of market trends through trade journals and automotive magazines

Primary Research

  • Interviews with key stakeholders in automotive repair shops and service centers
  • Surveys targeting automotive parts distributors and retailers
  • Focus groups with end consumers to understand preferences and behaviors

Validation & Triangulation

  • Cross-validation of findings with historical sales data from major aftermarket players
  • Triangulation of insights from primary interviews and secondary data sources
  • Sanity checks through expert reviews from industry veterans and analysts

Phase 2: Market Size Estimation1

Top-down Assessment

  • Estimation of total market size based on national automotive sales and service data
  • Segmentation by vehicle type, including passenger cars, trucks, and motorcycles
  • Incorporation of growth rates from emerging trends such as electric vehicles

Bottom-up Modeling

  • Collection of sales data from leading aftermarket parts manufacturers
  • Estimation of average transaction values across different service categories
  • Volume estimates based on repair frequency and average lifespan of vehicles

Forecasting & Scenario Analysis

  • Multi-variable forecasting using economic indicators and automotive trends
  • Scenario analysis based on potential shifts in consumer behavior and technology
  • Development of baseline, optimistic, and pessimistic market projections through 2030

Phase 3: CATI Sample Composition1

Scope Item/SegmentSample SizeTarget Respondent Profiles
Automotive Repair Shops100Shop Owners, Service Managers
Parts Distributors80Distribution Managers, Sales Representatives
Consumer Preferences120Vehicle Owners, Fleet Managers
Aftermarket Service Providers60Service Advisors, Technicians
Automotive Retailers90Store Managers, Product Buyers

Frequently Asked Questions

What is the current value of the US aftermarket automotive parts market?

The US aftermarket automotive parts and components market is valued at approximately USD 220 billion, driven by factors such as the increasing age of vehicles, consumer preferences for customization, and the trend of DIY repairs among car owners.

What are the main drivers of growth in the US aftermarket automotive parts market?

Which cities are the largest markets for aftermarket automotive parts in the US?

How has government regulation impacted the US aftermarket automotive parts market?

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