Tesla may be circling back to longer‑range EVs with a redesigned, towable battery system.

A new Tesla patent filed in August 2024 details a dual-battery management system for an 800V/400V range extender — including ...

Last October, Tesla announced it was adding a range extender option to the Cybertruck. It was mostly an attempt to finally give its controversial truck the range Elon Musk promised when it launched, ...

Tesla customers are no stranger to preordering a new product and then waiting years and years (and years) for it to be released. In the case of the Tesla Roadster, for example, people who preordered ...

Chase Bierenkoven is a gearhead and writer based in Denver, Colorado. As the family lore goes, Chase's first word was "truck." Cars have been a problem ever since. By 16, Chase was spending his ...

Tesla has scrapped its plans to sell a range extender for the Cybertruck, the automaker has notified customers who have previously paid a $2,000 reservation fee for the $16,000 add-on. Based on copies ...

Tesla’s latest patent filing for a trailer-mounted range extender, published just last month as US 2026/0048683 A1, reads ...

The Elon Musk-helmed EV company has begun informing Cybertruck owners via email that the company is no longer planning to sell the “Range Extender,” and has plans to refund those owners who put down ...

A month after removing the optional range-extending battery pack from the Cybertruck ordering page on its website, Tesla is informing owners that it no longer plans to produce the $16,000 Range ...

The writing was pretty much on the wall for the Cybertruck range extender last month when Tesla removed the option from its website. Now, it’s officially scrapped it and is refunding the $2,000 ...

Customers will be refunded the $2,000 deposits placed to preorder the $16,000 battery pack. Customers will be refunded the $2,000 deposits placed to preorder the $16,000 battery pack. is a news ...

New filings outline an auxiliary pack in a towable unit, managed alongside an 800V main battery for smarter fast charging.