1985 SPEEDO GEAR USAGE CHART F CAR CONTINUED D D A R G R G D I E I E A V A V A P TIRE SIZE AXLE TRANS E R E R T N R P215 65R15 P245 5OVR16 3 73 M39 C NOTE 62 WITH FP MODEL SPORT COUPE 63 WITH FS MODEL BERLINETTA 64 TRANS CODE YZ 65 TRANS CODE YB 1992 GENERAL MOTORS SERVICE PARTS OPERAT ONS CHEVROLET 17F t 4 337 4 72 1 92