General Motors has signed a multi-year, multi-billion dollar agreement for Norway's Vianode to provide the U.S. automaker with synthetic graphite anode materials for its electric vehicle batteries, the companies said on Wednesday.

GM signs an agreement with Norwegian battery supplier, Vianode, to secure synthetic graphite anode materials starting in 2027.

The "multibillion"-dollar deal, according to a news release, covers supply of synthetic anode graphite toward 2033.

Key Takeaways GM reached a deal with EV battery materials company Vianode to supply the automaker with synthetic anode graphite.Anode graphite is the largest material by weight in lithium-ion batteries,

The deal runs from 2027, when Vianode expects to begin producing synthetic graphite at a new North American plant, to 2033, according the companies. The material will be used in battery cells manufactured by the Ultium Cells LLC joint venture between GM and battery supplier LG Energy Solution.