Both sides G16. Crankshaft seal, fan side. For Yamaha gas G2, G8, G9, G11 & G14.
Cross Reference Part #''s SEL YA0 3905 B1;CP854 CP;BRNG-3905 EC;PRT-3905DS EC;854 IMC;LVS905 LV;LVS9058 LV;LVS9059 LV;93102-35191 YA