| Model | M-51R |
| Battery Group | 51R |
| Cold Cranking Amps (CCA) | 425 |
| Reserve Capacity (at 25 Amps) | 75 |
| Voltage | 12 |
| Length, inches | 9.3750 |
| Width, inches | 5.06250 |
| Height, inches | 8.75000 |
| Weight | 27 |
| Model | M-51R |
| Battery Group | 51R |
| Cold Cranking Amps (CCA) | 425 |
| Reserve Capacity (at 25 Amps) | 75 |
| Voltage | 12 |
| Length, inches | 9.3750 |
| Width, inches | 5.06250 |
| Height, inches | 8.75000 |
| Weight | 27 |