Complete battery specifications for your 2021 Infiniti QX55.
| Trim | Engine | Group Size | Cold Cranking Amps | Reserve Capacity | Terminal |
|---|---|---|---|---|---|
| King Ranch | 5.7L V8 | 51R | 717 CCA | 108 min | Top Post |
| XLT | 5.7L V8 | 24F | 745 CCA | 116 min | Side Post |
| Limited | 2.5L I4 | 35 | 555 CCA | 94 min | Side Post |
| Base | 2.5L I4 | 51 | 539 CCA | 88 min | Side Post |
| Limited | 3.0L V6 | 51R | 668 CCA | 109 min | Top Post |
| Sport | 3.0L V6 | 47 | 626 CCA | 105 min | Side Post |