Year Body Style Gear Ratio Gear Count Std Code Locking Code
1968 Big Pontiac 2.29 39/17 UA VA
1968 Big Pontiac 2.41 41/17 UB VB
1968 Big Pontiac 2.56 41/16 UC VC
1968 Big Pontiac 2.73 41/15 UD VD
1968 Big Pontiac 2.93 41/14 UE VE
1968 Big Pontiac 3.08 40/13 UF VF
1968 Big Pontiac 3.23 42/13 UG VG
1968 Big Pontiac 3.42 41/12 UH VH
1968 Big Pontiac 3.55 39/11   VJ
1968 Big Pontiac 3.73 41/11   VK
1968 Big Pontiac 4.11 37/9   VM
1968 Firebird 2.56 41/16 XB ZB
1968 Firebird 2.78 39/14 XC ZC
1968 Firebird 2.93 41/14 XD ZD
1968 Firebird 3.08 40/13 XE ZE
1968 Firebird 3.23 42/13 XF ZF
1968 Firebird 3.36 37/11 XG ZM 4 pinion
1968 Firebird 3.55 39/11 XH ZN 4 pinion
1968 Firebird 3.9 39/10   ZP 4 pinion
1968 Firebird 4.33 39/9   ZR 4 pinion
1968 Tempest 2.56 41/16 WB YB
1968 Tempest 2.78 39/14 WC YC
1968 Tempest 2.93 41/14 WD YD
1968 Tempest 3.08 40/13 WE YE
1968 Tempest 3.23 42/13 WF YF
1968 Tempest 3.36 37/11 WG ZG 4 pinion
1968 Tempest 3.55 39/11 WH ZH 4 pinion
1968 Tempest 3.9 39/10 WK ZK 4 pinion
1968 Tempest 4.33 39/9   ZL 4 pinion