CORVETTE REAR AXLE IDENTIFICATION Cont Plant Plant TVN Identification Typa Identlfloatlon 1963 Positraction 4 11 ratio 4 AP 3 p q 3 35 uq CA 4Speed 3 70 ratio 4 4 AS Pgsmscgiqn 353 ragga 4 3 Posltrantion 3 08 ratio 427 4 4 AT P tarra ti n 2 6 ratio 4 ca itr tl 336 r ti 427 4 AU Pusatramion 3 55 ratio 4 4 cc l i r l 3 55r rl 427 r 4 4 AZ Pqamaqgipn 3 70 ratio cp Poritraction 3 70 ratio 427 FA Pmiugqgign 4 11 ratio QE Positraction 4 11 ratio 427 4 FB Pmigmctign 4 56 mm cp Positraction 4 56 ratio 4 4 FC 4 Speed 3 08 ratio CZ nsptia 10 ratio cx 1968 6 ratio AK 1964 P sitr ti 3 08 Ratio Ai 3 Sp ed 3 36 ratio CA Posltractlon 3 36 ratlo AM Positraction 3 08 ratio CJ Positractlon 3 55 ratio AN Positractiun 3 36 ratio CB Posltraction 3 70 ratio A0 Pusltraction 3 55 ratio CC Posltractlon 4 11 ratio AP Posltractlon 3 70 ratio CD 3 70 ratlo AS Positractlon 4 11 ratio cs Pasltraction 3 0B ratio H D AT Positraction 4 56 ratio CF Positractlon 3 36 ratlo H D AU 4 Spd 3 08 ratio cz Poaltractlon 3 08 ratlo AV 4 Speed 3 70 ratio CX Poaltraction 3 08 ratio H D AW 1965 1969 3 36 ratio AK 3 36 ratlo AK Posltraction 3 08 ratio AL Posltractlon 3 08 ratio AL Positraction 3 36 ratio AM Posltractlon 3 36 rotlo AM Positraction 3 55 ratio AN Poxitraction 3 55 ratio AN Posltractlon 3 70 ratlo AO Positraction 3 70 ratio A0 Positraction 4 11 ratio AP Pasitraction 4 11 ratio AP Positraction 4 56 ratio AG 3 70mti AS 3 08 ratio AFI Posltractlon 3 08 ratio I l D AT 4 Sr eed 3 70 ratio AS Posltractlon 3 36 ratio I D AU Poaitraotion 3 08 ratio 39B AT Posltractlon 3 08 ratio AV Positraotion 3 36 ratio 396 AU Positractlon 3 08rati 1 H D AW Posltractlon 3 55 ratio 396 AZ Positraction 2 73 ratio H D AY Positraction 3 70 ratio FA Positraction 3 55 ratio H D AZ Poaitraction 4 1i ratio 396 FB Posltractlon 3 70 ratio H D FA Positraction 4 56 ratio 3S6 FC Positractlon 4 1 ratio H D FB Pasltractinn 4 56 ratio FC 1966 3 35 ratio AK 1970 Fosltraction 3 08 ratio AL 336 Edo cAK Fositnction 3 36 ratio AM p k t 3 Dg mo A A Positraution 3 55 ratio AN posluamon 336 rm AM Positractlon 3 70 ratio AO p s c 355 mc AN P A l AP Posltraction 3 70ratio san Him Fosltraction 3 08 ratlo AR Lspeed chad Rim V CAD 5l d 3 7 7 ram AS rarmwaun 4 11 ratio cAv Posltractlon 3 08 ratio 396 AT pus acyron 3 7g rm 35 i pe v Positractlon 3 36 ratio 396 AU 4 3pnq closed Ratio QA5 Positraction 3 55 ratio 396 AZ p sm t log vga r V cA r 370 1 396 FA Patatrmian 3 36 mic 0Au l r l I4 ll rm 96 FB Pamrmiun 3 08 ratio Av i 456 om 6 FC Pcsltractlon me mma ispmi Aummatir mw Positraotlon 2 73 ratio BAY 1967 iminmarr ms ratio tsapm Aummetnu cAx 3 36 ratio Al Posltraotion 3 55 ratio CAZ Positraction 3 08 ratlo 4 AL Positraution 3 70 ratio CFA Positraction 3 36 ratio AM Positractlon 4 11 ratio CFB Posltmction 3 55 ratio AN Pmitraotion 4 56 ratio CFC Patltraction 3 70 ratio AO Positractian 3 36 ratio CLR NOTE Tha four digit number following the type designation will designate the calandar month and data produced NOTE Plant designation ls to be stamped Immeldately following the production date B Buffalo Plant G Gear and Axle Plant and W Warren Plant GM PARTS DIVISION GENERAL MOTORS CORPORATl0N Cl EVROLET 14 28