POWERMASTER 57293-104 150 Amp GM 12SI Alternator with 6-Rib Serpentine Pulley

The POWERMASTER 57293-104 alternator is a 150-amp GM 12SI unit designed for applications requiring reliable charging performance. It features a 6-rib serpentine pulley and supports either 1-wire or 3-wire operation.

This alternator is built with a straight-mount configuration, an aluminum case, and a black-painted finish. Its GM-specific design and 12SI platform make it a practical replacement option when these specifications match the vehicle’s existing charging system.

Supplied as an individual alternator, the POWERMASTER 57293-104 combines high-output capacity with a straightforward design for compatible GM applications. Confirm the required mounting arrangement, wiring configuration, pulley style, and alternator specifications before installation.

Features:

• Brand: POWERMASTER
• Part Number: 57293-104
• Output: 150 amps
• Configuration: GM 12SI alternator
• Wiring: Supports 1-wire or 3-wire operation
• Pulley: 6-rib serpentine pulley
• Mounting: Straight mount
• Case: Aluminum
• Finish: Black paint
• Package Quantity: Each