Banshee Engine and Frame Serial Numbers

1987 YFZ350T 2GU-000101-030100
1988 YFZ350U 2GU-030101-ON
1989 YFZ350W 3GG-000101-ON
1990 YFZ350A 3GG-010101-024100
1990 YFZ350A 3GG-024101-025100
1991 YFZ350B 3GG-025101-ON
1992 YFZ350D 3GG-036101-ON
1993 YFZ350E 3GG-049101-ON
1994 YFZ350F 3GG-059101-ON
1995 YFZ350G 3GG-069101-ON
1996 YFZ350H 3GG-079101-ON
1997 YFZ350J 3GG-089101-ON
1998 YFZ350K 3GG-130101-ON
1999 YFZ350L 3GG-150917-OM
2001-NEWER N/A

FRONT SUSPENSION CHANGES

1987-1990 J-ARM FRONT SUSPENSION
1990-CURRENT A-ARM FRONT SUSPENSION

1987-1989 DIFFERENT SPINDLE AND CALIPERS (BIGGER STLYE)
1990-CURRENT DIFFERENT SPINDLE AND CALIPERS (SMALLER STYLE)

REAR SUSPENSION CHANGES

1987-1988 4 BOLT REAR CARRIER
1989-CURRENT 2 BOLT REAR CARRIER

1987-1988 REAR HUBS 4X115 BOLT PATTERN
1989-1990 REAR HUBS 4X156 BOLT PATTERN
1991-CURRENT REAR HUBS 4X115 BOLT PATTERN

1987-1988 REAR SPROCKET HUB 4 BOLT SETUP
1989-CURRENT REAR SPROCKET HUB 6 BOLT SETUP

ELECTRICAL

1987-1994 ROUND STYLE PLUG
1995-1996 ODD BALL SQUARE PLUG
1997-CURRENT SQUARE PLUG

COSMETIC

1987-1989 NO HEEL GUARDS
1990-CURRENT HEEL GUARDS

1987-1990 SEATS WERE STIFF AND LOWER
1990-CURRENT SEATS WERE SOFTER AND HIGHER