Add to Cart Quick view Alternator 20639N 20639N MSRP: Now: $167.68 Was: AlternatorAMPERAGE: 34PULLEY DESIGN: WO/ PULLEYPLUG ORIENTATION: W/O PLUGReplace MFR: LUCASDESIGN: IR/EFVOLTAGE: 12ROTATION: CWinterchange Number: 1668906M93, 23975A, A115-34A, MF23, 20639,... MSRP: Now: $167.68 Was: Add to Cart Quick view