1978 CHEVROLET AXLE IDENTIFICATION CODES Indicates Limited Slip X SERIES ASSEMBLY CODES 2 41 RATIO 2 73 RATIO 3 08 RATIO RING RING RING I GEAR GEAR GEAR TV 8 FC 7 TX 8 I TE 8 FX 7 TC 8 I I TY 8 TB 8 I T SERIES ASSEMBLY CODES I 3 70 RATIO 4 11 RATIO RING RING GEAR GEAR 0w sw ox 6 OU 5 DV 6 I I I I I I I I I I I I I ti GM PARTS DIVISION GENERAL MOTORS CORPORAT ON CIjIEVROLET ID I 31