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Experts explain Tesla’s 4680 battery production ramp and challenges

Image Credit: Falk Melzer

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Tesla has been pretty open about the idea that its next-generation of vehicles and its 20 million EV target for 2030 would rely on its ability to scale its 4680 battery production. This task, at least according to experts, has proven to be especially challenging. 

Unveiled during Battery Day nearly two years ago, 4680 cells are expected to provide Tesla with substantial manufacturing cost reductions and efficiencies. According to statements from several experts in the field, the use of larger cells and a dry-coat electrode process could enable Tesla to halve the cost of a Model Y battery.

Twelve experts who are reportedly close to Tesla, or at least familiar with the company’s new battery technology, shared their insights with Reuters. Among the 12 experts, nine reportedly have close ties to Tesla, while three have examined the company’s previous battery technology thoroughly through an extensive teardown. 

According to the publication’s sources, Tesla is only halfway towards its goal of successfully rolling out its 4680 cells. While the EV maker already sees benefits from the use of larger cells, Tesla is still reportedly seeing challenges with scaling its dry-coat electrode process. 

This, according to the experts, was because Tesla’s dry-coat electrode process is so new and unproven that the company is still having trouble scaling its operations to the point where savings become substantial. Still, the publication’s sources have stated that Tesla would probably still be able to fully implement its 4680 cells’ dry coat electrode process next year. 

2019 Nobel laureate and lithium-ion battery pioneer Stan Whittingham believes that Tesla would ultimately solve the challenges associated with its 4680 battery production ramp, though he also noted that Elon Musk might have been too optimistic with his target timeframe for the next-generation batteries’ rollout. “I think he will solve it, but it won’t be as quick as he likes. It’s going to take some time to really test it,” Whittingham said.

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Reuters‘ sources noted that if all the potential efficiencies from the use of 4680 batteries are realized, the manufacturing cost for the Model Y’s 4680 structural battery could fall to just about $5,000-$5,500 — roughly half the cost of a 2170 pack. So far, Tesla is reportedly seeing about $2,000 to $3,000 worth of cost savings, mainly due to its use of bigger cells. 

With Tesla’s 2170 battery packs, the company reportedly uses about 4,400 cells for the Model Y. The 2170 packs also require 17,600 points that need to be welded — about four welds per cell — to create a battery that can be integrated into the all-electric crossover. This is reduced significantly with the use of 4680 cells. The experts noted that Tesla only needs 830 cells for its Model Y 4680 structural pack, and since there are only two weld points for each cell, the total weld points per vehicle drops to just 1,660 points. 

But while Tesla has made tons of headway with its 4680 batteries, and while the company already sees savings due to its use of larger cells, the EV maker still needs to master and scale its dry electrode process. Once that’s done, Tesla could effectively attain the holy grail of its next-generation batteries. “Bulking up the battery cell helped a lot in boosting efficiency, but pushing for 50% cost savings for the cell as a whole is another matter. That will depend on whether Tesla can deploy the dry-coating process successfully in a factory,” one of Reuters‘ sources said. 

Don’t hesitate to contact us with news tips. Just send a message to simon@teslarati.com to give us a heads up.

Simon is an experienced automotive reporter with a passion for electric cars and clean energy. Fascinated by the world envisioned by Elon Musk, he hopes to make it to Mars (at least as a tourist) someday. For stories or tips--or even to just say a simple hello--send a message to his email, simon@teslarati.com or his handle on X, @ResidentSponge.

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Tesla Cybertruck targets job site crews with new Tailgate Utility Track and Bed Gear Box accessory

Tesla launched a $350 tailgate track and a $985 lockable Bed Gear Box for Cybertruck.

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Tesla Cybertruck construction site

Tesla’s Cybertruck team added two more items to the Tesla Shop, targeting job site crews and owners who use the truck bed for actual work rather than just showing it off. The official Cybertruck X account posted the Tailgate Utility Track and the Bed Gear Box within minutes of each other, part of a five item batch that also included a reflective jacket, a spray paint hat and an updated reflective tee.

The Tailgate Utility Track runs $350 and turns the folded down tailgate into another mounting surface. It’s a single aluminum track with a T-slot for sliding accessories and two L-track attachment points, plus two load stops included in the box. The pitch is straightforward: strap down oversized cargo, like lumber or a cooler, that hangs off the back of the bed without it sliding out mid-drive. It bolts onto the existing tailgate and works on every Cybertruck trim.

The Bed Gear Box costs $985 and is a different kind of accessory. It’s a lockable aluminum storage box, 55.78 inches long, 19.8 inches wide and 7.79 inches tall, that mounts to the bed’s L-track rails and comes with two internal bins for smaller items. According to Tesla, at just over 57 pounds empty, it’s meant to stay in place rather than come in and out with each trip, giving owners a factory-fit alternative to loose totes for tools, recovery gear or emergency supplies. Tesla’s listing notes that Long Range and Dual Motor AWD Cybertrucks need the L-Tracks accessory installed separately before the Gear Box will mount, since L-tracks come standard only on certain configurations.

Tesla Cybertruck bed gear box accessory

Tesla Cybertruck bed gear box accessory

Both accessories lean on the idea Tesla has been building toward since Elon Musk first described the Cybertruck’s third-party attachment strategy at the 2023 shareholder meeting, when he said the truck would ship with mounting points so outside companies, and Tesla itself, could keep adding gear without redesigning the bed. That’s the same L-track backbone underneath the tailgate shield and jumpseats Tesla launched last year, and the off-road armor package that arrived through the same X account in 2025.

Owners looking to round out the rest of the L-track ecosystem, cargo dividers, MOLLE panels, bed racks and similar gear, can find a wider range of options through our Cybertruck accessories collection.

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Tesla opens Cybercab rides to the public, with no steering wheel or pedals

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Credit: Tesla

Tesla Cybercab rides are officially open to the public in Austin, Texas, as the company confirmed on Thursday following its launch event that the two-seater would be available in the company’s Robotaxi fleet.

Cybercab is Tesla’s first vehicle completely void of any manual controls. It has no steering wheel and no pedals, and it will utilize Tesla’s Full Self-Driving fleet to operate. The first rides have already happened, as those at the event were able to hail a Cybercab to any location within the company’s geofence in Austin.

Tesla’s $25K car is the Cybercab with no steering wheel or pedals

The addition of Cybercab to the public Robotaxi fleet is a major statement in Tesla’s trek to launch fully autonomous driving. For years, critics have complained about the need for drivers to continuously supervise the vehicle.

With Cybercab, there are no manual controls in the cockpit other than to control the seat, the center screen, and the climate. The vehicle is fully geared toward being a living room on wheels in a sense: equipped with Starlink V5 satellites, CEO Elon Musk said the vehicle would enable 4K live video, gaming, and other entertainment options during travel.

Musk noted that Cybercab is “designed and built for maximally efficient autonomous operation.”

Tesla continues to push the envelope on autonomy, and over the next several months, the company could start selling Cybercab units to the public.

The company opened up a public interest form on its website to gauge demand, and many have already submitted requests to purchase a fleet of Cybercab units for their own personal ride-hailing side hustle.

Tesla hints its already prepping for Cybercab fleet orders

The launch of Cybercab in this area marks a major accomplishment for Tesla, as it also announced that it has reached 1 million unsupervised autonomous miles since launching driverless rides on the Robotaxi fleet.

Things are moving along at a fine pace, and although we have waited for this for some time, the day has finally come when Tesla is offering self-driving rides of some kind to the public.

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Tesla hints its already prepping for Cybercab fleet orders

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Tesla Cybercab fleet spotted at Gigafactory Texas [Credit: Joe Tegtmeyer)

Tesla has quietly opened a public interest form for companies that want to buy fleets of its purpose-built Cybercab robotaxis, marking the first official channel for commercial purchases of the two-seat autonomous vehicle. The form went live on September 3, the same day Tesla hosted an invite-only Cybercab launch event in Austin, Texas.

Tesla titled the page “Help Us Build Our Robotaxi Network.” Applicants provide name, email, phone number, company name, and deployment region. They then select one or more categories: Cybercab fleet vehicle purchasing, mobility hubs and infrastructure, event collaboration, or other. Tesla says a representative will follow up with those who express commercial interest.

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Until now, the company had no public ordering path for the vehicle, which was first shown as a concept at the October 2024 “We, Robot” event.

The Cybercab is designed from the ground up for unsupervised operation. It has no steering wheel and no pedals.

Regulatory filings list a 48-kilowatt-hour battery, a single 219-horsepower front motor, a curb weight of 3,113 pounds, and an EPA-adjusted range near 290 to 300 miles. Tesla has already registered dozens of the vehicles with Texas authorities and has been testing them on public streets around Austin.

Tesla Cybercab sightings broaden well outside of Austin with autonomy in focus

The company’s existing Robotaxi service, which currently uses modified Model Y vehicles in parts of Texas and Florida, is expected to add Cybercabs as production ramps up at Gigafactory Texas.

The form signals that Tesla is preparing to treat the Cybercab as more than an in-house fleet asset. Investors and operators have discussed buying groups of the vehicles and placing them on Tesla’s ride-hailing network, with Tesla taking a platform fee. High-profile figures have publicly stated plans to acquire fleets if Tesla allows third-party ownership.

The new page gives those parties a direct way to register interest rather than waiting for a conventional configurator.

Whether the form leads quickly to firm purchase agreements remains unclear. Regulatory approval for widespread unsupervised operation still varies by state, and Tesla has not published pricing or delivery timelines for fleet customers. The company has previously discussed a target price near $25,000 to $30,000 per vehicle.

For now, the form is an early signal that Tesla wants partners to help scale the network rather than operate every Cybercab itself.

Pairing the launch of the Cybercab fleet form with the Austin event is no coincidence. Tesla is inviting businesses to participate in the next phase of its Robotaxi plan at the moment the production vehicle first appears in public.

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