Complete battery specifications for your 2018 BMW 3 Series.
| Trim | Engine | Group Size | Cold Cranking Amps | Reserve Capacity | Terminal |
|---|---|---|---|---|---|
| XL | 5.7L V8 | 24 | 828 CCA | 141 min | Top Post |
| SE | 5.7L V8 | 25 | 821 CCA | 127 min | Dual Terminal |
| Base | 5.7L V8 | 24 | 793 CCA | 124 min | Dual Terminal |
| XLT | 6.2L V8 | 24F | 785 CCA | 127 min | Dual Terminal |
| Lariat | 6.2L V8 | 24 | 718 CCA | 125 min | Side Post |
| Platinum | 6.2L V8 | 24F | 836 CCA | 136 min | Side Post |
| Limited | 6.2L V8 | 47 | 808 CCA | 134 min | Dual Terminal |
| Lariat | 3.6L V6 | 47 | 659 CCA | 103 min | Side Post |
| SEL | 3.6L V6 | 25 | 652 CCA | 101 min | Top Post |
| SE | 3.6L V6 | 35 | 647 CCA | 107 min | Top Post |
| King Ranch | 3.6L V6 | 47 | 624 CCA | 102 min | Top Post |
| Platinum | 3.6L V6 | 51R | 641 CCA | 107 min | Top Post |