4 SPEED TRANSMISSION 1975 CHEVELLE CAMARO w Close RATIO 4 SPD I DRIVEN SLEEVE CODE GEAR TEETH COLOR CODE ADAPTER CODE ASSY A 3987921 21 Red 3950352 E B 3987922 22 Silver F 345215 C 3987920 20 Blue 1975 CHEVELLE CAMARO w Close RATIO 4 SPD DRIVEN SLEEVE CODE GEAR TEETH COLOR CODE ADAPTER CODE ASSY A 3987921 21 Red 3950352 E B 3987922 22 Silver F 345215 C 3987920 20 Blue 3 42 RATIO 3 73 RATIO DRIVE GEAR DRIVE GEAR 3978758 3978758 TIRE 6260705 1 6260705 1 SIZE 361002 2 361002 2 Driven Adapter Sleeve Driven Adapter Sleeve G78 14 A F G70 14 A F FBO 15 C D E 8 Tooth Natural Steel 1 8 T00th B ue Warner 4 Spd 2 7 T00th 2nd design Warner GM PARTS DIVISION GENERAL MOTORS CORPORATION CHEVROLET 11 ji 4 000 GROUP 4 22 c REV 4 81