Complete battery specifications for your 2019 Lexus RX.
| Trim | Engine | Group Size | Cold Cranking Amps | Reserve Capacity | Terminal |
|---|---|---|---|---|---|
| Platinum | 5.7L V8 | 51R | 814 CCA | 135 min | Top Post |
| King Ranch | 5.7L V8 | 35 | 848 CCA | 127 min | Top Post |
| XL | 5.7L V8 | 24F | 793 CCA | 132 min | Top Post |
| King Ranch | 6.2L V8 | 35 | 730 CCA | 127 min | Dual Terminal |
| Denali | 6.2L V8 | 51 | 795 CCA | 126 min | Top Post |
| Denali | 3.5L V6 | 48 | 662 CCA | 100 min | Dual Terminal |
| Premium | 3.5L V6 | 25 | 619 CCA | 109 min | Dual Terminal |
| Limited | 3.5L V6 | 24 | 681 CCA | 122 min | Side Post |
| King Ranch | 3.5L V6 | 51 | 647 CCA | 115 min | Dual Terminal |