Complete battery specifications for your 2021 BMW X3.
| Trim | Engine | Group Size | Cold Cranking Amps | Reserve Capacity | Terminal |
|---|---|---|---|---|---|
| XLT | 3.6L V6 | 24F | 690 CCA | 120 min | Side Post |
| XL | 3.6L V6 | 24F | 672 CCA | 114 min | Dual Terminal |
| SE | 5.7L V8 | 24F | 764 CCA | 132 min | Top Post |
| XLT | 5.7L V8 | 51 | 849 CCA | 129 min | Top Post |
| King Ranch | 5.7L V8 | 24 | 848 CCA | 140 min | Dual Terminal |
| Platinum | 5.7L V8 | 51R | 753 CCA | 118 min | Side Post |
| King Ranch | 2.0L I4 | 24 | 495 CCA | 81 min | Side Post |
| Platinum | 2.0L I4 | 48 | 534 CCA | 93 min | Dual Terminal |
| Sport | 2.0L I4 | 24 | 503 CCA | 95 min | Side Post |
| Base | 2.0L I4 | 24F | 570 CCA | 99 min | Side Post |
| Denali | 2.0L I4 | 47 | 513 CCA | 93 min | Dual Terminal |