[Sportyworty]

For 1968 most Shelby's were non Trac Lok including the pre KR 500 cars. Crazy to think the 3.89 was an open carrier. Notice how the KR never even offered a high axle ratio yet was the Trac Lok. If you wanted to go fast Mustang had the gear options not the Shelby.

GT 350 Auto Conventional 8 "WES-U" / 935 3.50:1 8935A
GT 350 4spd Conventional 1 "C8ZX-A" / 960 3.89:1 4001A
GT 350 Auto w/AC Conventional 8 "WES-U" / 935 3.50:1 8935A
GT 350 4spd w/AC Conventional 1 "C8ZX-A" / 960 3.89:1 4001A
GT 500 Auto Conventional 8 "WES-U" / 935 3.50:1 8935A
GT 500 4spd Conventional 8 "WES-U" / 935 3.50:1 8935A
GT 500 Auto w/AC Conventional 6 "C8ZX-G" / 968 3.00:1 4001G
GT 500 4spd w/AC Conventional 6 "C8ZX-G" / 968 3.00:1 4001G
GT 500 KR Auto Traction-lok H "WFD-A" / 945 3.50:1 8945A
GT 500 KR 4spd Traction-lok H "WFD-F" / 981 3.50:1 8981A
GT 500 KR Auto w/AC Conventional 6 "C8ZX-G" / 968 3.00:1 4001G
GT 500 KR 4spd w/AC Traction-lok 7 "C8ZX-M" / 967 3.00:1 4001M