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A Tesla tractor-trailer is a Tesla Semi electric truck tractor pulling a separate semitrailer. The Tesla Semi is the powered truck—not the cargo trailer or the complete rig by itself.
What does “tractor-trailer” mean?
A tractor-trailer is a combination of two distinct vehicles: a powered tractor that draws another vehicle, and a semitrailer that carries cargo and is designed to be towed. In the United States, people may also call the combined rig a semi truck or big rig.
The Federal Motor Carrier Safety Administration (FMCSA) defines a truck tractor as “a self-propelled CMV designed and/or used primarily for drawing other vehicles.” It defines a semitrailer as a vehicle designed to be drawn by another motor vehicle and constructed so that some of its weight rests on the self-propelled towing vehicle. See the FMCSA’s National CDL Program training definitions.
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Is the Tesla Semi the tractor or the trailer?
The Tesla Semi is the tractor: it supplies the power to move the rig and connects to a separate trailer. “Semi” is the name of Tesla’s electric truck product; it does not mean Tesla includes a cargo trailer with the truck. The trailer is a separate unit, and its configuration can affect the combination’s performance.
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What specifications does Tesla list for the Semi?
Tesla’s US product page lists two configurations. The ranges and energy consumption below are Tesla estimates, not independently verified real-world results. Tesla states that its estimates assume an 82,000 lb gross combination weight, 55 mph, 20°C, flat ground, a tandem-axle aerodynamic kit, and a CARB-compliant dry van semitrailer. Tesla also says tire and roof-fairing choice and trailer configuration can significantly affect projected consumption. Specifications were listed on Tesla’s product page as accessed October 7, 2026.
| Configuration | Tesla-estimated range | Estimated energy use | Gross combination weight |
|---|---|---|---|
| Standard Range | 325 miles | 1.7 kWh/mile | 82,000 lb |
| Long Range | 500 miles | 1.7 kWh/mile | 82,000 lb |
Tesla lists up to 800 kW of drive power and an ePTO of up to 25 kW for both configurations. It also advertises fast charging that can recover up to 60% of range in 30 minutes; Tesla’s footnote applies that charging figure to the Long Range configuration. These are manufacturer-published claims and should be read with the stated configuration and operating assumptions. See Tesla’s Semi product page.
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- AUTHENTIC DESIGN: Die-cast metal Freightliner eCascadia Semi-Truck & Container model featuring detailed exterior and opening container cargo doors
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What should you know about availability and fleet use?
Production and deployment statements are time-sensitive. Tesla’s January 2026 investor update said Semi production was beginning in 2026 and showed planned Megacharger-network sites for that year; its manufacturing table described the Semi as tooling at the time. Those are dated company plans and status statements, not confirmation of a current delivery schedule. The update is available in Tesla’s investor disclosures.
Axios reported on September 25, 2026, that about 200 Semis had been deployed since 2022, mainly through limited customer programs, and that PepsiCo had at least 50 operating in California. These are reported figures tied to that date, not a current fleet census. Axios also described Forum Mobility as leasing electric trucks and providing access to shared charging depots; that report does not establish a Tesla Semi-specific lease offer or current pricing. See Axios’s report on Tesla Semi deployment.
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- FEATURE PACKED: Build it LONG and strong! At 24 inches in length, the Reefer Trailer emphasizes size and detail with a giant trailer box, select-a-point tandem sliding suspension, Thermo King AC unit, spare tire rack, and more! Fits 1/24 scale trucks. Fully paintable, with an enormous sheet of optional water-slide decals.
- QUICK SPECS: 1/24 Scale, 135+ Parts, 24 Inches long once assembled. Parts molded in black and silver with black vinyl tires. Plastic model kit paint and cement required (Testors or Tamiya brands recommended). Paint guide included in the kit. Skill Level 3. For ages 12+
- THE PERFECT PRESENT: Don't know what to get dad for his birthday? Or maybe you have an avid hobbyist or collector in your life. This model kit makes an ideal gift for any occasion!
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How does Tesla describe service support?
Tesla says remote diagnostics can help identify issues, eligible repairs may receive Mobile Service support, and parts are available through Semi Service Centers and distribution centers. These are Tesla-described support options; eligibility and availability depend on the situation. See Tesla’s Semi product information.
Independent reader supportYour contribution helps us test, update, and keep practical guides available for everyone.Which weight figure applies to the whole rig?
Gross combination weight refers to the combined tractor-and-trailer configuration, rather than the tractor alone. Tesla lists 82,000 lb as the gross combination weight for both Semi configurations and uses that weight in its range-estimate assumptions. Regulatory terminology and limits depend on jurisdiction, so use the applicable local definitions when making a legal or compliance decision.
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- International LoneStar Prototype – This 1:64 scale truck model is based on the legendary International LoneStar, produced by International Trucking Company. Known for its bold appearance and luxurious interior, the LoneStar is widely used in long-distance freight and heavy-duty transport. This semi-truck head model is a perfect collectible gift for truck enthusiasts, boys, men, and adult collectors.
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- Quality Assurance & Gift-Ready – Built under strict production standards to ensure premium quality, this International LoneStar truck model is delivered in sturdy protective packaging to guarantee safe shipping. We provide a one-year warranty and responsive customer support, so you can purchase with confidence. A worry-free choice for gifting, collecting, or display.
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- 1:24 SCALE MODEL: This collectible toy truck measures 9.1" x 3.03" x 2.4" Inches and weighs 18 ounces. Immerse yourself in the toy truck experience with stunning detail in 1/24 scale. These photos capture its realism perfectly, making it a must-have for all toy truck enthusiasts.
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Product prices and availability are accurate as of the date/time indicated and are subject to change. Any price and availability information displayed on Amazon at the time of purchase will apply.
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