Alternator 120 AMP 12V 4" Dual Foot Saddle K6 Pulley with Isolated Ground

Alternator, 604 Series, 120A, 12V, Saddle Mount (Dual Foot), 4in, K6 Serpentine Pulley, Isolated Ground 4" J-180-Style Mounting; Typical for Caterpillar, Cummins, Detroit Diesel & John Deere Engines

Replaces: 604-120-SR-IG