Hello thought i'd post this seeing as i found it a little difficult to find correct or accurate information
the following has been sourced from official R34 brochures in the specifications section.
ENJOY
HR34 - RB20DE NEO
MANUAL - FS5W71C
1ST - 3.592
2ND - 2.057
3RD - 1.361
4TH - 1.000
5TH - 0.821
Reverse - 3.657
Differential (Final Drive) - 4.363 RC43
--------------------------------------------------------------
HR34 - RB20DE NEO
AUTOMATIC -
1ST - 2.785
2ND - 1.545
3RD - 1.000
4TH - 0.694
Reverse - 2.272
Differential (Final Drive) - 4.363
--------------------------------------------------------------
ER34 - RB25DE NEO - GT-V ONLY
MANUAL - FS5W71C
1ST - 3.592
2ND - 2.057
3RD - 1.361
4TH - 1.000
5TH - 0.821
Reverse - 3.657
Differential (Final Drive) - 4.363 (LSD) RC43
--------------------------------------------------------------
ER34 - RB25DE NEO
AUTOMATIC - RE4R01B
1ST - 2.785
2ND - 1.545
3RD - 1.000
4TH - 0.694
Reverse - 2.272
Differential (Final Drive) - 4.083 (OPEN) RC40
--------------------------------------------------------------
ENR34 - RB25DE NEO (4WD)
MANUAL -
1ST - 3.580
2ND - 2.077
3RD - 1.360
4TH - 1.000
5TH - 0.760
Reverse - 3.636
Differential (Final Drive) - 4.363 RC43
--------------------------------------------------------------
ENR34 - RB25DE NEO (4WD)
AUTOMATIC -
1ST - 2.785
2ND - 1.545
3RD - 1.000
4TH - 0.694
Reverse - 2.272
Differential (Final Drive) - 4.363 RC43
--------------------------------------------------------------
ER34 - RB25DET NEO
MANUAL - FS5R30A
1ST - 3.214
2ND - 1.925
3RD - 1.302
4TH - 1.000
5TH - 0.752
Reverse - 3.369
Differential (Final Drive) - 4.111 (LSD) RC41
--------------------------------------------------------------
ER34 - RB25DET NEO
AUTOMATIC - RE4R01B
1ST - 2.785
2ND - 1.545
3RD - 1.000
4TH - 0.694
Reverse - 2.272
Differential (Final Drive) - 4.083 (LSD) RC40
--------------------------------------------------------------
BNR34 - RB26DETT
MANUAL -
1ST - 3.827
2ND - 2.360
3RD - 1.685
4TH - 1.312
5TH - 1.000
6TH - 0.793
Reverse - 3.240
Differential (Final Drive) - 3.545 (LSD)
--------------------------------------------------------------
FACTORY WHEEL SPECIFICATIONS
GT/25GT-4 205/60 R15 - STEEL
25GT/ 25GT-X FOUR 205/60 R15 - ALLOY
25GT-X 205/55 R16 - ALLOY
25GT TURBO/25GT-X TURBO/25GT-V 225/45 R17 - ALLOY
GTR - 245/40 R18 - ALLOY