Complete battery specifications for your 2003 Ram 2500.
| Trim | Engine | Group Size | Cold Cranking Amps | Reserve Capacity | Terminal |
|---|---|---|---|---|---|
| Platinum | 5.0L V8 | 94R | 917 CCA | 139 min | Top Post |
| SEL | 5.0L V8 | 75 | 805 CCA | 125 min | Dual Terminal |
| Base | 5.0L V8 | 75 | 847 CCA | 133 min | Dual Terminal |
| XL | 5.0L V8 | 94R | 921 CCA | 142 min | Side Post |
| Platinum | 6.2L V8 | 78 | 927 CCA | 151 min | Side Post |
| Lariat | 6.2L V8 | 65 | 898 CCA | 149 min | Side Post |
| SE | 6.2L V8 | 78 | 838 CCA | 133 min | Dual Terminal |
| Limited | 6.2L V8 | 94R | 909 CCA | 140 min | Dual Terminal |
| Base | 6.2L V8 | 75 | 924 CCA | 158 min | Side Post |
| XL | 3.5L V6 | 78 | 821 CCA | 136 min | Dual Terminal |
| Platinum | 3.5L V6 | 24F | 835 CCA | 132 min | Dual Terminal |
| Denali | 3.5L V6 | 78 | 829 CCA | 139 min | Top Post |
| Limited | 3.5L V6 | 78 | 765 CCA | 132 min | Side Post |