it has 2.73's but had a factory optional 3.27 gear upgrade back then. So would have to check to know.
The axle ratio on a 1998 Mustang Cobra is 3.27:1
The gear ratio for the 1979 Mustang V8 is 2.47:1
it has an 8.8 rear end with a 3.23 ratio.
3.31
Should be 3.27
Typically 2.73 but it depends on if the original owner had another gear ratio put in during the manufacturing
The gear ratio in the 1979 Ford Mustang turbo four is 3.45:1
The gear ratio for a 1988 Mustang is 3.45:1 on a standard (four) and 3.73:1 optional (four)
It has a 3.27 gear on it, if upgrading i would suggest 3.73's or 4.10's.
If you call a GM dealer and give them the VIN# they will tell you the gear ratio if you ask them. PARTS DEPARTMENT
9" Ford rear end, 9 or 11 1/1 to one gear ratio.
3.55 or 4.10 : 1