Moderate — 2–4 hours
Description
Technically, it operates at 24 volts and provides a powerful 150 amps. It features an internal fan, an external regulator, and a clockwise rotation direction. The alternator has four unthreaded mounting holes with IDs of 12.500mm and 10.600mm, and mounting ear thickness of 3.150 inches (80mm). The shaft pulley has an outer diameter of 0.874 inches (22.200mm) and a shaft size of M16x1.50. It uses M8x1.25 B+ terminals and is a negative polarity unit.
Installation typically involves connecting to existing heavy equipment electrical systems. Users should verify compatibility with their specific Caterpillar model or engine by cross-referencing the provided alternate part numbers.
While this alternator is specified for Caterpillar equipment, its robust design makes it suitable for various heavy-duty industrial and agricultural applications requiring a 24V, 150A output. Always consult the equipment's service manual for specific installation procedures and compatibility.
Fitment
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Specifications
| Brand | Bosch |
| Part Number | B00G 0124655230 |
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Built for enthusiasts. Every order is backed by our 30 day return window on eligible items. Unused and uninstalled products may be returned with approved RMA and no restocking fees when received in new condition. Orders placed through the MOTORMIA app with a complete build qualify for our Fitment Guarantee — free return shipping if the part doesn’t fit your exact setup. The guarantee covers fit only; installation must follow manufacturer instructions, and we recommend a qualified shop for parts marked Difficulty 4–5.
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