Tesla Model X Battery Size by Year

Every Tesla Model X year we cover (2016-2020) uses a BCI Group U1 AGM battery.

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Battery by model year

Model yearsBatteryTypeCCABuy
2016-2020Group U1AGM200-350Shop Group U1

Match the group and type on the battery you are removing. Shop links go to Amazon, and we may earn a commission at no extra cost to you. Open your exact year below for CCA, terminals and our sources.

Every Model X year

Choose your model year for the exact Group size, CCA, terminal layout, and the right replacement for your Tesla Model X.

Sources. The battery size for 5 of 5 model years is checked against a cited source, most often TeslaZone. Each year page lists its own sources.

Last verified 2026-06-18. Maintained by Matan B., who runs GarageDex. How we verify.

More specs for the Tesla Model X