Anyone knows FWD gear ratio/codes?

im looking to know what kind of codes nissan uses for their sr tranny (sr16ve , sr18de , sr20de , sr20det , sr20ve , sr20vet ) and the gear ratios
so far i've found those :

Tranny Code : ???
Chassis : B13
Viscous Limited Slip Differential (VLSD)
1 : 3.333
2 : 1.826
3 : 1.286
4 : 0.975
5 : 0.756
R : 3.153
Final drive : 4.176

Tranny Code : ???
Chassis : P10
Viscous Limited Slip Differential (VLSD)
1 : 3.333
2 : 1.955
3 : 1.286
4 : 0.926
5 : 0.733
R : 3.153
Final Drive : 3.888

Tranny Code : ???
Chassis : HP10
Viscous Limited Slip Differential (VLSD)
1 : 3.063
2 : 1.826
3 : 1.207
4 : 0.926
5 : 0.756
R : 3.153
Final Drive : 4.176

Info taken from :
http://www.primeracarclub.co.nz/specsp10.html
http://www.se-r.net/about/nx2000/93_NX2000_stats.html