FS5R30a Rebuild

FS5R30a Nissan Skyline transmission with the case off

This gearbox is getting a rebuild/upgrade with parts from Speedtek by Ernie Fixmer. The center plate is replaced with a billet piece. The gears will get changed for a longer 1st, and closer 2nd, 3rd, and 4th gears. Then a longer 5th gear.  Speedtek Close Ratio Transmission gearset

1st 2.69
2nd 1.69
3rd 1.24
4th 0.99
5th 0.70
OEM Ratios for R32/R33 FS5r30a and R34 V160

Normal R32/R33
1 3.214
2 1.925
3 1.302
4 1.000
5 .752
275/40/17 –
46 mph
77mph
114 mph
148 mph
197 mph

RPM Drop on 8000 shift
8000 rpm
4750 rpm
5400 rpm
6250 rpm
6000 rpm

Final Ratio – 4.111













Normal R34
1.3.827
2. 2.360
3. 1.685
4. 1.312
5 1.000
6 0.793
245/40/18
45 mph
73 mph
102 mph
131 mph
172 mph
217 mph
Final Ratio- 3.545







Gear ratios – speeds in gears


Speedtek gearset, 255/50/16 tire, 4.375 gears, 8500 rpm shifts



Nissan gearbox codes F = Floor Shift S = Overdrive 5 = five forward gears R30 = gearbox series A = first revision


Transfer case removed from transmission

Slider bearing shift fork shaft (shift rail) – Bearing- Ball Slide
Transmission Shim 33218M

32218-01G11               SHIM-BRG 0.88
32218-01G12               SHIM-BRG 0.96
32218-01G13               SHIM-BRG 1.04
32218-01G15               SHIM-BRG 1.28
32218-01G16               SHIM-BRG 1.36
Buy USA Legal R32, R33, and R34 Skylines at Toprank Importers!
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