39mm wide x 20mm high x 18mm deep

001" wider piston to wall clearance

Fits: > Pre-2001 H-D with domed turn signal lens

Fits: > 89-93 B

Fits: > 73-86 4-SP FL

Clutch Drum Shell with Magnet XL 1984-90 Motor/Engine Parts 39mm wide x 20mm highDescription OEM style replacement alternator rotor clutch shell with primary chain sprocket combo. Incl. ball bearing. Magnets are encapsulated in a stainless steel shell. This will help prevent magnets coming loose, which fequently happens with OEM equipment. OEM replacement reference 36791 84. Note: Replacement clutch hub ball bearing is separately available as 556626 36799 84. TECH TIP: On L84 90 XL Sportster the alternator is installed on the