61 Medium-Duty Truck Statistics on Market Size, Fleets, Engines and Safety

Medium-duty truck statistics vary by classification: sources use North American Classes 4–7 or 6–7, European 6-to-16-tonne bands, company-specific market definitions, and engine categories. The figures below keep those definitions, geographies and measurement periods explicit.

Key Medium-Duty Truck Statistics

The most useful headline figures are:

  • In 2024, 110,400 medium-duty retail units were sold in the United States and Canada, compared with 105,300 in 2023.
  • In 2024, 157,260 North American Class 6–7 medium-duty trucks were sold.
  • North American Class 6–7 medium-duty sales increased 0.5% from 2023 to 2024.
  • In 2024, 268,065 new U.S. and Canadian Class 4–7 retail commercial vehicles were sold.
  • Rush Enterprises sold 13,935 new Class 4–7 medium-duty commercial vehicles in 2024, including 1,230 buses.
  • Rush Enterprises’ new medium-duty unit sales increased 5.1% in 2024 from 2023.
  • PACCAR held 18.0% of the U.S. and Canadian medium-duty market in 2024.
  • The European 6-to-16-tonne truck market totaled 50,900 units in 2024.
  • DAF held 9.5% of Europe’s 6-to-16-tonne truck market in 2024.
  • PACCAR delivered 185,300 new trucks worldwide in 2024, across all truck classes and regions.
  • Cummins shipped 310,300 medium-duty engines worldwide in 2024.
  • Cummins medium-duty engine shipments increased 6% from 2023 to 2024.
  • The 2021 VIUS represented 179 million U.S. vehicles in its survey-weighted truck-fleet estimate.
  • U.S. trucks traveled 1.9 trillion miles in 2021, across the VIUS truck scope.
  • Heavy-duty trucks over 26,000 pounds GVWR averaged 6.34 MPG in the United States in 2021.
  • Large-truck fatal crashes totaled 4,714 in the United States in 2021.
  • Total fatalities in U.S. large-truck crashes totaled 5,788 in 2021.
  • The 2021 U.S. large-truck fatality rate was 1.77 fatalities per 100 million vehicle miles.

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Medium-Duty Truck Market Size and Sales Statistics

The U.S. and Canadian medium-duty market totaled 110,400 retail units in 2024, up from 105,300 in 2023. PACCAR’s industry definition underlies these figures, so they should not be treated as interchangeable with Class 4–7 or Class 6–7 totals. (PACCAR Inc 2024 Form 10-K)

Market measure 2024 Comparison or scope
U.S. and Canadian medium-duty retail market 110,400 units 105,300 units in 2023
North American Class 6–7 market 157,260 units 0.5% increase from 2023
U.S. and Canadian Class 4–7 retail commercial vehicles 268,065 units 0.6% increase from 2023

The Class 6–7 total comes from Penske Automotive Group’s cited market data, while the broader Class 4–7 figure comes from ACT Research data quoted by Rush Enterprises. The Class 4–7 measure includes commercial vehicles and can include buses in company comparisons, so these totals represent different populations. (Penske Automotive Group 2024 Form 10-K; Rush Enterprises 2024 Form 10-K)

Rush Enterprises provides a dealer-level view rather than a total-market count. It sold 13,935 new medium-duty commercial vehicles in 2024, including 1,230 buses, compared with 13,264 vehicles in 2023, including 1,564 buses; its unit sales increased 5.1%.

Medium-Duty Truck Market Shares and Manufacturer Performance

PACCAR’s reported U.S. and Canadian medium-duty share rose from 14.5% in 2023 to 18.0% in 2024, a reported difference of 3.5 percentage points. The company bases the North American share on retail sales and third-party market data. (PACCAR Inc 2024 Form 10-K)

Company or measure 2023 2024 Geography and definition
PACCAR medium-duty share 14.5% 18.0% United States and Canada
DAF share 9.1% 9.5% Europe, 6-to-16-tonne market
Rush U.S. Class 4–7 share 5.1% 5.3% U.S. dealer market share
Rush Canadian Class 4–7 share — 3.1% Canadian dealer market share

DAF held 9.5% of Europe’s 6-to-16-tonne truck market in 2024, compared with 9.1% in 2023. This European measure is primarily registration-based and covers a weight band that is not identical to North American Class 4–7 or Class 6–7. (PACCAR Inc 2024 Form 10-K)

Rush’s 2024 Class 4–7 sales represented 5.3% of the U.S. market and 3.1% of the Canadian market. These are company-specific dealer shares, with definitions that differ between the two countries. (Rush Enterprises 2024 Form 10-K)

PACCAR delivered 106,400 new trucks in the United States and Canada in 2024, down 2% from 109,100 in 2023. Those delivery figures cover all PACCAR truck classes, not medium-duty trucks alone. (PACCAR Inc 2024 Form 10-K)

The European 6-to-16-tonne market grew from 46,800 units in 2023 to 50,900 in 2024. Because Europe uses a weight-band and primarily registration-based measure here, this change should be read separately from North American retail-unit statistics. (PACCAR Inc 2024 Form 10-K)

PACCAR’s all-class delivery data show different regional movements:

  • Worldwide new truck deliveries declined from 204,200 in 2023 to 185,300 in 2024, a 9% decrease.
  • European deliveries declined from 63,200 trucks in 2023 to 45,400 in 2024, a 28% decrease.
  • Deliveries in Mexico, South America, Australia and other combined regions increased from 31,900 in 2023 to 33,500 in 2024, a 5% increase.

The company’s worldwide truck sales and revenues were $24.838 billion in 2024, compared with $26.846 billion in 2023, a 7% decline. These revenue and delivery measures cover all truck classes, so they provide manufacturer context rather than a medium-duty-only revenue series. (PACCAR Inc 2024 Form 10-K)

Medium-Duty Engine Shipments and Commercial Demand

Engine shipments provide a related demand signal, but they are not truck sales. Cummins shipped 310,300 medium-duty engines worldwide in 2024, compared with 294,100 in 2023 and 283,600 in 2022.

Cummins engine measure 2022 2023 2024
Medium-duty engines shipped 283,600 294,100 310,300
Heavy-duty engines shipped — 141,900 132,900
Reported medium-duty change — 4% 6% from 2023

Cummins reported a 4% increase in medium-duty engine shipments from 2022 to 2023 and a 6% increase from 2023 to 2024. In 2024, medium-duty shipments exceeded heavy-duty shipments by 177,400 engines, based on the reported 310,300 medium-duty and 132,900 heavy-duty units. (Cummins Inc. 2024 Form 10-K)

Cummins’ on-highway sales represented 85% of total sales in 2024. That percentage covers all on-highway products, not medium-duty engines alone, and the company’s engine classification includes shipments to Power Systems and off-highway units in their respective classifications. (Cummins Inc. 2024 Form 10-K)

U.S. Truck Fleet Scale, Mileage and Fuel-Economy Data

The 2021 Vehicle Inventory and Use Survey (VIUS) represented 179 million vehicles in its survey-weighted U.S. truck-fleet estimate and estimated that 169.8 million trucks operated on U.S. roadways. These are estimates, not direct registration counts, and the truck scope is broader than a medium-duty-only definition. (VIUS Summary Statistics Report)

VIUS measure 2021 Historical comparison
Trucks operating on U.S. roadways 169.8 million —
Truck miles 1.9 trillion 1.1 trillion in 2002
Heavy-duty truck annual miles 36,000 per truck 41,000 in 2002
Heavy-duty fuel economy 6.34 MPG 6.23 MPG in 2002

Truck miles in 2021 were reported as 70% higher than the 1.1 trillion miles in 2002. The VIUS comparison carries survey-design and comparability caveats, and the heavy-duty category above means trucks over 26,000 pounds GVWR rather than medium-duty trucks specifically. (VIUS Summary Statistics Report)

Within the 2021 VIUS categories, truck tractors averaged 48,500 miles per year, while other heavy trucks averaged 14,000 miles. These categories are separate from, and not equivalent to, the medium-duty market definitions used in sales statistics. (VIUS Summary Statistics Report)

Large-Truck Safety Outcomes Relevant to Medium-Duty Operations

Safety data are available here for large trucks rather than medium-duty trucks alone. FMCSA defines a large truck as one with a GVWR over 10,000 pounds, so the following figures provide operational context without identifying medium-duty-only outcomes. (2023 Pocket Guide to Large Truck and Bus Statistics)

U.S. large-truck safety measure 2021 result Unit or scope
Fatal crashes 4,714 crashes
Large-truck occupant fatalities 986 fatalities
Total fatalities in crashes 5,788 all road users
Vehicle travel 327,026 million vehicle miles
Fatal-crash rate 1.44 per 100 million vehicle miles
Fatality rate 1.77 per 100 million vehicle miles

FMCSA’s 2021 series also estimated 110,000 large-truck injury crashes and 155,000 persons injured. The corresponding rates were 33.6 injury crashes and 47.3 injured persons per 100 million vehicle miles, respectively. (2023 Pocket Guide to Large Truck and Bus Statistics)

The injury-crash and injured-person figures use estimates from the Crash Report Sampling System, while the safety population and vehicle-mile series cover large trucks under FMCSA’s definition. They should therefore be used as broad commercial-truck context when assessing medium-duty operations, not as medium-duty-specific performance rates.

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