These automotive parts market statistics highlight the latest available data on the global automotive parts market, the broader automotive aftermarket, U.S. aftermarket sales, online parts spending, and the fleet trends that continue to support replacement-parts demand.
Automotive Parts Market Statistics (Top Highlights)
The global automotive parts market was valued at $111.53 billion in 2025 and is projected to reach $146.23 billion by 2031.
The global automotive aftermarket was valued at $443.12 billion in 2025 and is projected to climb to $604.57 billion by 2034.
North America accounted for 31.04% of the global automotive aftermarket in 2025.
Asia-Pacific held 45.31% of the automotive parts market in 2025.
OEM supply chains represented 60.74% of the automotive parts market in 2025.
Electrical and electronics made up 29.56% of the automotive parts market in 2025.
Aftermarket e-commerce is forecast to be the fastest-growing sales channel, with a 13.20% CAGR through 2031.
U.S. light-duty aftermarket sales reached $413.7 billion in 2024 and are projected to hit $435 billion in 2025.
U.S. online aftermarket parts sales are forecast at $44.6 billion in 2025 including marketplaces and about $23 billion excluding third-party marketplaces.
U.S. consumers spent about $52.65 billion accessorizing and modifying their vehicles in 2024.
The average age of vehicles in the U.S. rose to 12.8 years in 2025.
More than 80% of U.S. service capacity is in independent aftermarket repair shops.
ACEA reported 256 million cars on EU roads in 2024.
Global motor vehicle production totaled about 92.50 million units in 2024.
Max = $146.23B. Widths: 2025 76.27%, 2026 79.79%, 2031 100.00%
The OEM-focused automotive parts market is still on a steady growth path. The most important mix shift inside that market is toward higher-value electrical and electronic content, while Asia-Pacific remains the dominant manufacturing hub.
Global Automotive Aftermarket Size
Label
Bar
Value
2025
$443.12B
2026
$457.08B
2034
$604.57B
Max = $604.57B. Widths: 2025 73.30%, 2026 75.60%, 2034 100.00%
The aftermarket remains far larger than the narrower OEM parts market because it sits on top of the full global vehicle parc. Once vehicles stay on the road longer, demand for maintenance, replacement, and upgrade parts compounds over time.
U.S. Light-Duty Aftermarket Sales
Label
Bar
Value
2024
$413.7B
2025
$435B
Max = $435B. Widths: 2024 95.10%, 2025 100.00%
The U.S. replacement-parts market is still expanding, not shrinking. That matters because the U.S. is one of the largest and most mature automotive aftermarket economies in the world, and its growth is being supported by older vehicles staying in service longer.
U.S. Online Parts Sales and Specialty Spending
Label
Bar
Value
Specialty-equipment spend (2024)
$52.65B
Online parts sales incl. marketplaces (2025)
$44.6B
Online parts sales excl. marketplaces (2025)
$23B
Max = $52.65B. Widths: Specialty-equipment spend (2024) 100.00%, Online parts sales incl. marketplaces (2025) 84.71%, Online parts sales excl. marketplaces (2025) 43.68%
Digital channels are now too large to treat as a side business. At the same time, specialty accessories remain a major premium slice of U.S. automotive parts spending, showing that repair demand and enthusiast spending can coexist in the same market.
Max = 1.6B vehicles. Widths: Vehicles on the road worldwide 100.00%, U.S. vehicles on the road 18.19%, EU cars on the road 16.00%, Global vehicle production (2024) 5.78%
The installed base of vehicles on the road is many times larger than annual production. That imbalance is exactly why the automotive parts market stays durable: every extra year a vehicle remains in operation creates more recurring demand for replacement and service parts.
What These Automotive Parts Market Statistics Show
The automotive parts market is being shaped by two forces at the same time. First, OEM production and new-model launches still matter, especially as electrification increases the value of electrical and electronic components. Second, the aftermarket continues to benefit from older fleets, high new-vehicle prices, and consumers choosing to maintain existing vehicles for longer.
That combination makes the market more resilient than many cyclical industries. OEM parts demand rises with production, while aftermarket demand is supported by aging vehicles, recurring maintenance, collision repair, wear-and-tear replacement, and growing online purchasing behavior. In practical terms, the market is no longer just about factories and dealerships. It is also about digital parts discovery, independent repair capacity, and the economics of keeping older vehicles on the road.
Sources
Mordor Intelligence, Automotive Parts Market Size, Competitive Landscape, Industry Forecast 2031, accessed March 2026.
Fortune Business Insights, Automotive Aftermarket Size & Share | Growth Report [2034], published March 2026.
Auto Care Association, U.S. Light Vehicle Automotive Aftermarket Projected to Reach $435 Billion in 2025, June 12, 2025.
Auto Care Association, New Report: 5.1% Growth Expected for Auto Care Industry in 2025, Reaching $664 Billion in 2028, June 13, 2025.
Auto Care Association, Joint E-commerce Trends and Outlook Forecast Report, accessed March 2026.
S&P Global Mobility, Average Age of Vehicles in the US Rises to 12.8 Years in 2025, May 21, 2025.
SEMA, New SEMA Research: 2025 Market Report, June 30, 2025.
AAPEX, New AAPEX 2025 Media Guide Highlights Economic Impact of the Automotive Aftermarket, August 22, 2025.
OICA, World Motor Vehicle Production by Country/Region and Type, 2024 data.
ACEA, Vehicles on European Roads 2026, January 15, 2026.
