There are three ways to find a gear 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.
'86 Samurai 5 speed transmission 1st gear final reduction ratio from the factory manual is: 3.652
Your transfer case may be in neutrual.
80w90 gear oil
GL5 75W90 or 80W90 gear oil.
The gear ratio of a 1989 Suzuki Sidekick typically depends on the specific model and drivetrain configuration. Commonly, the manual transmission models feature a gear ratio around 3.73:1 for the differential. However, it's essential to check the vehicle's specifications or owner's manual for the exact ratio, as variations may exist based on the trim and options.
If your Suzuki Samurai won't go into gear, it could be due to several reasons. Common issues include a faulty clutch master or slave cylinder, low transmission fluid, or a worn clutch. Additionally, if the gear linkage is misaligned or damaged, it may prevent shifting. It's best to inspect these components or consult a mechanic for a thorough diagnosis.
did you ever find out what caused this i am having the same problem
GL-5 for gear oil and for engine oil use 10W-30
The R&P Ratio on a '92 Suzuki Sidekick 1.6L depends on the transmission type: Automatic= 4.62 Manual=5.12 **See Related Links for Suzuki Manuals on Google Docs
For a 1987 Suzuki Samurai axle, it's recommended to use 80W-90 gear oil, which is suitable for most differentials. If the vehicle is operated in extreme conditions, a synthetic 75W-90 gear oil may also be used for improved performance and protection. Always check the owner's manual for specific recommendations and ensure the oil meets API GL-5 specifications.
80W90 in both use lucas or some type of synthetic like redline.
Download the FREE Suzuki Samurai Shop Manual from http://www.suzukiinfo.com/ or visit zukikrawlers.com zn