Race only. Used with 519080 (48300-60) Timken tapered bearing. Used with 945586 (45586-78) Timken tapered bearing for 78-81 XL head cup / frame neck cup only.
Fits: > Head Cup: 49-24 Big Twin (Excl. 14-24 FLT/Touring, Trike); 82-22 (NU) XL Sportster; 02-17 (NU) V-Rod; 95-10 (NU) Buell XB; 20-24 RA1250 Pan America; 21-24 RA1250S Pan America Special; 21-24 RH1250S Sportster S; 22-24 RH975T Nightster; 23-24 RH975S Nightster Special. Head cup: 78-81 XL Sportster with 945586 bearing (NU) Sprocket shaft: 97-02 XL Sportster (NU)
