| Manufacture | Delco |
| Amperage Rating | 100 |
| Decoupled Or Clutch Pulley | No |
| Family | 21SI |
| Fan Type | External |
| Ground Type | Negative |
| Plug Clock Rear View Main Mounting Ear At 6 O Clock | 12 |
| Plug Type | 151 |
| Regulator Type | Internal |
| Rotation Direction | Clockwise (Right) |
| Voltage | 12 |
| Bowers | BAO3130 |
| Cummins | 3604666RX |
| Delco-Remy | 10459013, 10459017, 19010154, 19010159, 19010160 |
| Industry | 7671 |
| Model Number | 21SI |
| San Joaquin | SJA-12060, SJA-12097, SJA-24125 |
