Optima D31M Blue Top Battery
| Model | AGMD31M |
| Manufacturer | Optima |
| BCI Group | 31 |
| Battery Type | VRLA AGM |
| Battery Application | |
| Voltage | 12V |
| Length Inches (mm) | 12 13/16 (325.4) |
| Width Inches (mm) | 6 1/2 (165.1) |
| Height Inches (mm) | 9 3/8 (238.3) |
| Weight (lbs) | 59.8 |
| Capacity 25 Amps | 155 |
| Capacity 75 Amps | |
| CCA | 900 |
| CA | 1125 |
