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.
80/90 gear lube
The stock rear-end gear ratio for all US 240sx is 4.083
2.73
The fourth generation General Motors F-Body (Camaro/Firebird) was offered in multiple rear end gear ratios. These included 3.02, 3.42, and 3.73.
most Z's had the 3.42 gear ratio.
3.42
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
2.833 is the rear-end gear ratio
its 3.08 if its the base model and 3.42 if it has the y 87 package , check owners manual to be sure
what trans u got
The rear end gear ratio on a 1980 Oldsmobile is 3.73, in the overdrive gear. The low gear ratio is 1.43.
It might. Depending on width and bolt patterns. But the gear ratio maybe wrong. Consult a locak mechanic about checking into your gear ratios