1989 GMC V3500 V8 7.4L High Output Alternator Bass Knobs This is a direct fit

This is a direct fit high-output alternator for the 1996-1999 GMC C1500 5

This is a direct fit high-output alternator for the 1994-1995 GMC C2500 Suburban 7

This is a direct fit high-output alternator for the 1963-1964 Oldsmobile Super 88 6

This is a direct fit high-output alternator for the 1996-2000 GMC C2500 5

1989 GMC V3500 V8 7.4L High Output Alternator Bass Knobs This is a direct fitFitment: This is a direct fit high output alternator for the 1989 GMC V3500 7. 4L. Being a direct fit, this alternator fits directly into your stock alternator location. Plug: This high output alternator comes with a 14. 8 Volt GM Style Internal Regulator with one wire connection. This alternator is not plug and play and must be wired with the one wire connection. NOTE: If you require charging at a certain voltage setpoint, we offer a selection of