The part number 8973515721 refers to a 24V 50A Alternator primarily manufactured by Hitachi for Isuzu commercial vehicles.
This specific unit is commonly found in Isuzu N-Series trucks (such as the NPR, NKR, and NQR models) equipped with the 4HF1, 4HG1, and 4HE1 diesel engines. It typically features an internal regulator and a vacuum pump mounted on the rear, which is standard for these heavy-duty applications.
Product Technical Specifications
| Feature | Detail |
| Component Type | Alternator (with Vacuum Pump) |
| Voltage | 24V |
| Amperage | 50A |
| Mounting Type | Dual Leg Pivot |
| Primary Applications |
Isuzu N-Series Trucks (4HF1, 4HG1 Engines) |
References:
| Category | Brand / Manufacturer | Reference Numbers |
| OE Numbers | HITACHI | HAL250517B, LR250-508, LR250-508B, LR250-510, LR250-510B, LR250-511, LR250-517, LR250508C, LR250510B, LR250510C, LR250511B, LR250512, LR250513B, LR250514, LR250515, LR250516B, LR250517B |
| ISUZU | 8971443921, 8971443922, 8971701602, 8971701631, 8971701632, 8971865511, 8972119463, 8972416271, 8973324980, 8973324992, 8973515720, 8973515721, 8973666120 | |
| Cross-Reference | AS-PL | 20145706BN, 20145706OE, 2020607.0, 2020607.1, 204-10223, 447183, 553291RI, 553291RIL, ALH3190, ALT226070A, ALT3035, ALT32115, CGB-15510 |
| BV PSH | 136.801.050.080, A130.519 | |
| CASCO | CAL20607AS, CAL20607GS | |
| ELSTOCK | 48-6844 | |
| GHIBAUDI | AG2103 | |
| HC-Cargo | 114782, F032114782 | |
| LUCAS | LRA03734, LRA3734 | |
| PowerMax | 89213982 |