Hummer H3 Battery Size by Year
Every Hummer H3 year we cover (2006-2010) uses a BCI Group 86 battery.
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Battery by model year
| Model years | Battery | Type | CCA | Buy |
|---|---|---|---|---|
| 2006-2010 | Group 86 (some use 75) | Flooded | 525-650 | Shop Group 86 |
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 H3 year
Choose your model year for the exact Group size, CCA, terminal layout, and the right replacement for your Hummer H3.
2010 Hummer H3Group 862009 Hummer H3Group 862008 Hummer H3Group 862007 Hummer H3Group 862006 Hummer H3Group 86
Sources. The battery size for 5 of 5 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.