The 101 octane crankshaft for aprilia af1 50 1991-1992 is part of the latest collection from 101 octane.Features: good quality replacement crank for geared bikes with am minarelli, generic, ksr-moto, keeway, motobi, ride, cpi, 1e40ma, 1e40mb engines corresponds to the original dimensions and is supplied with small end bearing mains bearings not included but we fully recommend changing these when fitting a new crank specifications: product name: crankshaft units: kit to fit: aprilia af1 50 1991 futura european models aprilia af1 50 1992 futura european models aprilia classic 50 1997 european models aprilia classic 50 1998 european models aprilia classic 50 1999 european models aprilia mx 50 2003 european models aprilia mx 50 2004 american models aprilia mx 50 2004 european models aprilia pegaso 50 1992 european models aprilia pegaso 50 1993 european models aprilia pegaso 50 1994 european models aprilia red rose 50 1988 classic european models aprilia red rose 50 1989 classic european models aprilia red rose 50 1990 classic european models aprilia red rose 50 1991 classic european models aprilia rs 50 1996 extrema european models aprilia rs 50 1997 extrema european models aprilia rs 50 1998 extrema european models aprilia rs 50 1999 extrema european models aprilia rs 50 1999 replica american models aprilia rs 50 2000 extrema european models aprilia rs 50 2000 replica american models aprilia rs 50 2001 extrema european models aprilia rs 50 2001 replica american models aprili...