There are four ways to find a ratio.
1 A dealer can normally tell from the vin number.
2 There are normally tags or labels on the axle that have part number, gear ratio, and fluid requirement
info.
3 You can count how many times you have to turn the driveshaft to get one complete turn of the tires.
4 You can divide the number of teeth on the ring gear and divide by number of teeth on the pinion.
What do you need to know about a 94 Z28 camaro?
Checking the build code, GU2, shows the rear gear is 2.73 and not 3.43 as noted with the six speed on most web sites. 3.43
Yes
There was no RS Camaro in 1994.
Yes
Yes
325 @ 2000rpm
No
3.42 should be stock.
Yes, it does.
4l60e transmission and they suck i own a 94 z28 replaced 3 of em
350 LT1