Replaces OEM Numbers: ARROWHEAD: AHD6004-C, HARLEY-DAVIDSON: 74512-84, 74513-82A, 74513-85, 74515-86, 74516-86, J & N: 230-22121, J&P CYCLES: 381-2751-year warranty protects you after your purchase. We're confident that our products will work flawlessly once installed in your vehicle. But in a rare case that it does not, we'll replace it anytime within one year of your order. If you have a problem, we will take every step to assist you, contact us for a replacement.Compatible With/Replacement For: HARLEY-DAVIDSON: FLHS Electra Glide Sport 1987-1988, FLHT Electra Glide 1988, FLHTC Electra Glide Classic 1988, FLST Heritage Softail 1988, FLSTC Heritage Softail Classic 1988, FLTC Tour Glide Classic 1988, FXLR Low Rider Custom 1988, FXR Super Glide 1988, FXRP Police Low Rider 1988, FXRS Low Glide 1988, FXRS-SP Sport 1988, FXRT Touring 1988, FXST Softail Standard 1988, FXSTC Softail Custom 1988, FXSTS Softail Springer 1988100% New aftermarket Rectifier / Regulator built to meet OEM specifications for Harley-DavidsonSpec: Unit Type: RECTIFIER / REGULATOR, Voltage: 12Fan Type: