1985 SPEEDO GEAR USAGE CHART B 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 P225 7OHR15 P225 7OR15 A P225 75R15 3 23 MV9 47 A NOTE 37 TRANS CODE CS 38 2ND DESIGN HAS PLASTIC DRIVEN GEAR STEEL SHAFT TRANS CODE HH 39 2ND DESIGN HAS PLASTIC DRIVEN GEAR STEEL SHAFT TRANS CODE OU 40 TRANS CODE HL 47 1ST DESIGN HAS PLASTIC DRIVEN GEAR AND SHAFT I RANS CODE HH 48 IST DESIGN HAS PLASTIC DRIVEN GEAR AND SHAFT TRANS CODE OU 49 1ST DESIGN HAS PLASTIC DRIVEN GEAR AND SHAFT 50 2ND DESIGN HAS PLASTIC DRIVEN GEAR 8 STEEL SHAFT 1990 GENERAL MOTORS SERVICE PARTS OPEFTAT ONS PONT AC 22W L REV 6 90 4 127 4 337