4 SPEED TRANSMISSION GMC GROUP 4 329 Con 75 K 1 2 Blazer K Jimmy K 4 1565173 1 ADAPTER ASM 1 100 ratio stamped AW 5 5330 75 K I 2 Blazer K Jimmy K 25032144 1 52 15 ADAPTER ASM 937 ratio 5 5330 75 K 1 2 Blazer K Jimmy K 25032139 1 48 45 ADAPTER ASM 1 0000 ratio 5 5330 75 K 1 2 Blazer K Jimmy K 25032148 1 50 15 ADAPTER ASM 1 214 ratio 5 5330 75 C 1 w Catalytic Convener 6479241 1 49 90 ADAPTER ASM 1 000 ratio stamped AH 5 5330 75 C I w Catalytic Convener 6479233 1 49 90 ADAPTER ASM 1 214 ratio stamped AM 5 5330 15 C 1 w Catalytic Convener 6479238 1 49 90 ADAPTER ASM 1 133 ratio stamped AL 5 5330 75 C I w Catalytic Convener 8479235 1 49 90 ADAPTER ASM 882 ratio stamped AD 5 5330 15 C I w Catalytic Convener 6479236 1 49 90 ADAPTER ASM 950 ratio stamped AG 5 5330 75 C 1 w Catalytic Convener 6479240 1 49 90 ADAPTER ASM 888 ratio stamped AA 5 5330 78 78 K 1 2 3 Blazer K Jimmy K 328569 1 35 50 ADAPTER ASM 9744 ratio stamped D 5 5330 7878 K 1 Z 3 Blazer K Jimmy K 368022 1 35 50 ADAPTER ASM 9444 ratio stamped BD 5 5330 76 78 K 1 2 3 Blazer K Jimmy K 388025 1 35 75 ADAPTER ASM 1 2040 ratio stamped BG 5 5330 78 78 K 1 2 3 Blazer K Jimmy K 368026 I 35 75 ADAPTER ASM I 3000 ratio stamped BH 5 5330 77 78 CK1 2 3 465434 1 35 50 ADAPTER gear 1 3800 ratio code M 5 5330 77 78 P1 2 3 1585657 1 45 25 ADAPTER gear 8824 ratio 5 5330 4 330 KEY Speedumeter Adapter Drive For detailed application use speedometer gear chart NOTE 1 Used with adapter 326569 330192 332537 368022 25 26 465434 35 73 78 All Blazer Jimmy 867209 1 2 76 KEY input 4 4 338H 75 77 All Blazer Jimmy 6478970 1 65 KEY output 4 338H 76 78 K1 2 3 474299 1 2 25 KEY driven gear adapter Stewart Warner l0l454 Note I 4 338H 4 337 GEAR Speedometer Driven 73 K 1 2 Blazer K Jimmy K 3968030 1 4 75 GEAR 16 teeth steel 4 5 5210 73 K 1 2 Blazer K Jimmy K 3968031 1 4 80 GEAR 17 teeth steel 5 5210 73 K 1 2 Blazer K Jimmy K 3968032 1 4 75 GEAR 18 teeth steel 5 5210 73 78 All Blazer Jimmy 3866798 1 11 20 GEAR 18 teeth stamped H 5 5210 721 78 All Blazer Jimmy 3886799 1 11 10 GEAR 19 teeth stamped J 5 5210 73 78 All Blazer Jimmy 3866917 1 11 10 GEAR 20 teeth stamped K r 5 5210 73 78 All Blazer Jimmy 3866918 1 11 10 GEAR 21 teeth stamped L 5 5210 73 78 All Blazer Jimmy 3866919 1 11 10 GEAR 22 teeth stamped M 5 5210 74 78 P 1 2 3 3860346 1 1 90 GEAR 23 teeth solid black 5 5210 74 P 1 2 3 3860347 1 2 25 GEAR 24 teeth solid yellow 5 5210 74 P 1 2 3 3860348 1 7 2 15 GEAR 25 teeth solid orange 5 5210 74 78 P 1 2 3 3866793 l 11 10 GEAR 20 teeth stamped A 5 5210 74 78 P 1 2 3 3866794 1 11 10 GEAR 21 teeth stamped B 5 5210 74 78 P l 2 3 3868795 1 12 90 GEAR 22 teeth stamped C 5 5210 74 78 P 1 2 3 3868796 1 12 90 GEAR 23 teeth stamped D 5 5210 V 74 78 P 1 2 3 3886797 1 12 90 GEAR 24 teeth stamped E 5 5210 WAREHOUSING AND Dl TR BUTl0NDIVISION OF GENERAL MOTORS CORPORAT 0N LT TRUCK 51 REV 2 83 21 4329 4 337