SPEEDOMETER GEAR CHARTS A 1986 SPEEDO GEAR USAGE CHART A C1 2 3 THM TOO CONTINUED I D D A R G R G D A I E I E A V A V A P TIRE SIZE AXLE TRANS E R E R T A N R H T H P205 75R15 P205 75R15OR I HE J P235 75R15 P235 75R15OR P235 75R15XL 7 50 16LT 7 5OR 16LT 7 50R 16LTOOR 3 73 MDB 76 n T LT215 B5R16 LT215 85R16OR C LT235 85R16 LT235 B5R16OR 7 50 16LT 7 50R 16LT C 7 50R 16LTOOR 4 10 MD8 C NOTE 08 TRANS CODE MD A 12 TRANS CODE MK 49 TRANS CODE MD MK MM MX 52 TRANS CODE MK MM MX 1 55 TRANS CODE MK MD MX 70 TRANS CODE MH TJ 71 TRANS CODE MA MF A 72 TRANS CODE MP MH TN TJ 4 73 TRANS CODE MP TN 74 TRANS CODE MP MH TN 75 TRANS CODE MF 76 TRANS CODE MH TN 1 1988 GENERAL MOTORS SERVICE PARTS OPERATIONS LIGHT TRUCK 52R REV 1 88 SPEEDOMETER GEAR 23 4 337