Tesla Semi Hits High-Volume Production: How California’s Zero-Emission Truck Push Is Gaining Speed

Tesla has officially begun high-volume production of its all-electric Semi truck at its factory in Sparks, Nevada, marking a major milestone nearly seven years after the company first promised to bring the vehicle to market.

In 2017, Tesla announced plans to develop a Class 8 battery-electric truck with a longer range and lower operating costs than diesel-powered competitors. However, repeated delays pushed initial production targets from 2019 into 2022, when Tesla unveiled the Semi and began limited pilot deployments. The truck quickly outperformed rivals from manufacturers like Daimler, Volvo, Kenworth, and Peterbilt in both range and efficiency.

As of April 29, 2024, Tesla confirmed the start of high-volume Semi production, positioning the vehicle as a potential game-changer for the freight industry—especially in California, the nation’s largest market for electric trucks.

California’s demand for Tesla Semis is surging.

Ray Minjares, heavy-duty vehicles program director at the International Council on Clean Transportation (ICCT), said that of the 1,067 voucher applications submitted during California’s latest Hybrid and Zero-Emission Truck and Bus Voucher Incentive Project (HVIP) window—which opened in December 2023—965 were for Tesla Semis.

That figure dwarfs orders for any other single truck model and exceeds the total number of HVIP applications for all heavy-duty zero-emission trucks combined since 2021.

If Tesla delivers all ordered Semis by the end of 2024, Minjares estimates the trucks could account for about one-third of heavy-duty truck sales in California—well above the state’s 10% target for zero-emissions Class 8 vehicles under the Advanced Clean Trucks regulation.

"Heavy-duty trucks emit more than half the transportation sector’s harmful air pollution."

— Ray Minjares, International Council on Clean Transportation

The environmental impact would be significant. Heavy-duty trucks contribute disproportionately to air pollution, with the worst effects often felt in lower-income communities and communities of color.

Minjares also highlighted the Tesla Semi’s superior performance compared to traditional manufacturers:

"The Tesla Semi is twice the range, and half the charging time, of trucks from traditional manufacturers."

Federal policy challenges add urgency to state-led adoption.

Efforts to accelerate zero-emission truck adoption face headwinds from recent federal actions. Last year, Republicans in Congress passed legislation stripping California of its authority to set stricter emissions standards for trucks and cars under the federal Clean Air Act. The Trump administration has also moved to weaken national fuel economy standards and reduce federal funding for electric vehicle infrastructure, including charging for heavy-duty trucks.

Despite these obstacles, Minjares emphasized the importance of state-level action:

"States that have severe air quality challenges and climate goals need to find alternative pathways to enable this transition. And one of the most important ways to do that is putting downward pressure on the price that fleets are paying for the vehicles."

The median price for a Tesla Semi capable of traveling up to 500 miles per charge is estimated at around $150,000—competitive with diesel trucks when factoring in fuel and maintenance savings. With high-volume production now underway, Tesla aims to further reduce costs and scale deployment across logistics and freight sectors.