Detroit, CAT & Cummins 12V 200-Amp Delco 21-SI Alternator |

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Maximize the performance of your diesel engine with this 12V 200-Amp Delco 21-SI style alternator, designed for Detroit, CAT, Cummins, and other heavy-duty engines. Featuring a 1-wire hook-up with negative ground, it’s built to deliver reliable power. The saddle mount with a 7/8" shaft ensures a secure fit, making it a top choice for high-performance diesel applications. Ideal for demanding environments.
Condition0
Year2024
Mileage1 miles