Twin Power 77-90 XL Primary Chain Adjuster Lining Replaces H-D 39966-80

Keep the proper tension on your primary chain with the Twin Power* Primary Chain Adjuster Linings. Fitment: Harley Davidson XLCH Base 1977 Harley Davidson XLCH Base 1978 Harley Davidson XLCH Base 1979 Harley Davidson XLCR Cafe Racer Base 1977 Harley Davidson XLCR Cafe Racer Base 1978 Harley Davidson XLH1100 Base 1986 Harley Davidson XLH1100 Base 1987 Harley Davidson XLH1200 Base 1988 Harley Davidson XLH1200 Base 1989 Harley Davidson XLH1200 Base 1990 Harley Davidson XLH883 Base 1986 Harley Davidson XLH883 Base 1987 Harley Davidson XLH883 Base 1988 Harley Davidson XLH883 Base 1989 Harley Davidson XLH883 Base 1990 Harley Davidson XLH883DLX Sportster 883 Deluxe Base 1986 Harley Davidson XLH883DLX Sportster 883 Deluxe Base 1987 Harley Davidson XLH883DLX Sportster 883 Deluxe Base 1988 Harley Davidson XLH883DLX Sportster 883 Deluxe Base 1989 Harley Davidson XLH883DLX Sportster 883 Deluxe Base 1990 Harley Davidson XLH883HUG Sportster 883 Hugger Base 1987 Harley Davidson XLH883HUG Sportster 8