Buick Regal Battery Size by Year
The 2018-2020 Buick Regal uses a BCI Group 94R AGM battery. 2011-2017 models use a BCI Group 48 battery.
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Battery by model year
| Model years | Battery | Type | CCA | Buy |
|---|---|---|---|---|
| 2018-2020 | Group 94R | AGM | 730-850 | Shop Group 94R |
| 2011-2017 | Group 48 (some use 47) | Flooded | 660-760 | Shop Group 48 |
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 Regal year
Choose your model year for the exact Group size, CCA, terminal layout, and the right replacement for your Buick Regal.
2020 Buick RegalGroup 94R2019 Buick RegalGroup 94R2018 Buick RegalGroup 94R2017 Buick RegalGroup 482016 Buick RegalGroup 482015 Buick RegalGroup 482014 Buick RegalGroup 482013 Buick RegalGroup 482012 Buick RegalGroup 482011 Buick RegalGroup 48
Sources. The battery size for 10 of 10 model years is checked against a cited source, most often CarSpecs. Each year page lists its own sources.
Last verified 2026-06-18. Maintained by Matan B., who runs GarageDex. How we verify.