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Friday, January 27, 2023

GM mulling cylindrical cells for future EVs

In a doubtlessly important shift for the Detroit automaker, Common Motors is contemplating cylindrical battery cells for future EVs, based on TheElec, a battery-focused South Korean commerce publication.

GM has favored pouch cells created with South Korean provider LG Vitality Resolution, however may change to the 4680-format cylindrical cells utilized by Tesla, the publication reported, including that this has brought on talks with LG Vitality Resolution over development of a fourth battery plant for the Ultium Cells three way partnership between the 2 corporations to stall.

2024 GMC Sierra EV Denali Edition 1

2024 GMC Sierra EV Denali Version 1

To date, Ultium Cells, which is backed by a $2.5 billion Vitality Division mortgage, has introduced joint-venture battery vegetation in Ohio, Tennessee, and Michigan—all centered round constructing the large-format pouch-type cells that GM has stated will underpin every thing from smaller household autos just like the Equinox EV to the GMC Hummer EV and BrightDrop cargo vans.

The fourth plant, which GM had beforehand stated was on the best way, is conspicuously lacking from these bulletins.

It is unclear whether or not GM is perhaps in search of the cylindrical batteries for its upcoming reasonably priced Ultium platform being developed with Honda, or whether or not that is for the primary Ultium platform, as suspected.

BrightDrop EV410

BrightDrop EV410

GM has stated that one of many methods it may well get to economies of scale and being all-in on EVs is by specializing in the identical battery format in just about each EV product besides the smallest vehicles, so it is unclear how a shift to cylindrical cells would have an effect on this technique.

Different automakers, resembling Stellantis and Volvo, have additionally hinted at plans to make use of cylindrical cells, TheElec famous. In August and September, BMW confirmed a shift to cylindrical batteries in upcoming EVs, after a number of months of business stories and rumors.

The cylindrical format additionally occurs to be the one utilized by three U.S. range-leading manufacturers: Tesla, Rivian, and Lucid. Established automakers have nonetheless prevented cylindrical batteries, though that seems to lastly be altering.

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