1988-1989 GMC R2500 Suburban V8 7.4L 12si High Output Alternator Amperage:250 amp alternator This is a direct fit

This is a direct fit high-output alternator for the 1973-1982 Chevrolet C20 Suburban 4

This is a direct fit high-output alternator for the 1977-1986 Chevrolet K30 5

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

This is a direct fit high-output alternator for the 2002-2004 Cadillac Escalade EXT 6

This is a direct fit high-output alternator for the 1966-1971 Oldsmobile F85 4

1988-1989 GMC R2500 Suburban V8 7.4L 12si High Output Alternator Amperage:250 amp alternator This is a direct fitFitment: This is a direct fit high output alternator for the 1988 1989 GMC R2500 Suburban 7. 4L. Being a direct fit, this alternator fits directly into your stock alternator location. Plug: This high output alternator comes with a separate adaptor plug. One side will plug directly into the aftermarket high output alternator, and the other side will plug into the factory plug. NOTE: If you require charging at a certain voltage setpoint, we offer a