MODEL SERIIES IDENTIFICATION CHART YEAR SERIES WHEELBASE VEHICLE 1984 1YYO7 96 CORVETTE 2 DR HATCHBACK 1985 1YYO7 96 CORVETTE 2 DR HATCHBACK 1986 1YYO7 96 CORVETTE 2 DR HATCHBACK 1986 1YY67 96 CORVETTE 2 DR CONVERTIBLE VIN WHEEL YEAR CODE SERIES BASE VEHICLE 1987 2 1YYO7 96 CORVETTE 2 DR HATCHBACK 1987 3 1YY67 96 CORVETTE 2 DR CONVERTIBLE 1988 2 1YYO7 96 CORVETTE 2 DR HATCHBACK 1988 3 1YY67 96 CORVETTE 2 DR CONVERTIBLE 1989 93 2 1YYO7 96 CORVETTE 2 DR PLAINBACK 1989 93 2 1YYO7 W ZR1 1YZO7 96 CORVETTE 2 DR PLAINBACK 1989 93 3 1YY67 96 CORVETTE 2 DR CONVERTIBLE 1993 GENERAL MOTORS SERVICE PARTS OPERAT ONS CHEVROLET 14Y 3 93 15