SPEEDOMETER GEAR CHARTS L239 1979 SPEEDO GEAR USAGE CHART B C CAR DRIVE DRIVEN kv GEAR GEAR ADAPTER 6 A A 8628891 19 Yellow NA 25512340 B 8640188 19 Yellow NB 3730337 35 O 93 1362294 C 1246222 18 Blue PA 1 25512340 0 8629550 19 Yellow PB 3774413 34 LL G 1362294 E 1246221 17 Red A 55123 0 F 8629549 18 Blue oe 4339272 33 a 1362294 G 8640520 20 Brown RA 25512340 RB 1359271 37 E 36229 SA 25512340 SB 1359270 36 Whlte 1362294 TA 25512339 TB 1362048 m Black 1362293 UA 25512340 UB 1359273 39 Brown 1362294 VA 25512339 VB 9775187 45 Blue 1362293 WA 25512339 WB 9780470 E Dk Gray 1362293 2 1362196 43 Purple gggggg YA 25512339 YB 1362049 42 Green 1362293 ZA 25512339 ZB 1362195 41 Yellow 1362293 1979 SPEEDO GEAR USAGE CHART B C CAR e 2 lo Q7 A TIRE SIZE S Q Q 3 Q v Q c v T678 16 6678 16 22 M G NA 6678 16 9 33 G PA E 6678 16 6678 16 1 29 A NA 6678 16 A PA E 6678 16 6678 16 M33 1 NA E 6678 16 IEI PA l 678 16 6678 16 2 41 M33 C NA E HR78 15 C PA E l 678 16 6678 16 33 G RA Q 6678 16 6 SA Q 6678 16 6678 16 M40 Q NB Q 6678 16 E EI FR78 15 OA 2 GR78 15 lV 33 1 RA HR78 15 SA FR78 15 c OA 6678 16 2 56 M33 c RA Q HR78 15 C SA E 6678 16 IEEE 6678 16 M40 IEEE HR78 15 SB B 6678 16 H SA Z 6678 16 lvl33 E NA Q 6678 16 M33 5 UA Q A 6678 16 II OA T 1987 GENERAL MOTORS SERVICE PARTS OPERATIONS 0LDSMOBILE 31 j 4 OOO GROUP 4 10 C REV 7 87