Your trusted source of JDM parts shipped direct from Japan

Your trusted source of JDM parts shipped from Japan

JDM parts shipped direct from Japan

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OS Giken Close Gear Set

The OS Giken close ratio gear sets offer greatly improved strength and gear ratios designed for racing applications.

The OS Giken close ratio gear sets offer greatly improved strength and gear ratios designed for racing applications. The normal synchromesh and helical gear design ensures operation almost as quiet and compliant as standard equipment. This ensures the OS Giken close gear set is as suited to the high performance street and circuit vehicle.

  • Replaces the first 3 or full 5 gears depending on kit
  • RB26DETT model suitable up to 800hp
  • SR20DET model suitable up to 600hp
  • RX7 FD3S 

NOTE: OS GIken do not keep them in stock and they take up to 1 year to be made to order, please confirm with us before purchase.

 

Vehicle Product   Price Order
RB26DETT
Nissan - RB26DETT - 3 Speed Set - 2.695-1.703-1.236
FS5R30A
USD $ 1,707.83
USD $ 2,217.96
RB26DETT
Nissan - RB26DETT - 5 Speed Set - 2.695-1.703-1.236-1.0-0.826
FS5R30A
USD $ 2,413.24
USD $ 3,134.08
RB26DETT
Option - RB26DETT Strengthened Input Shaft
RB26DETT Input Shaft
USD $ 497.51
USD $ 646.10
RB26DETT
Reinforced MT center plate
RB26DETT MT Center
USD $ 616.31
USD $ 800.40
SR20DET
Nissan - SR20DET FR - 3 Speed Set - 2.717-1.722-1.232
FS5W71C
USD $ 1,247.46
USD $ 1,620.08
SR20DET
Nissan - SR20DET FR - 5 Speed Set - 2.596-1.765-1.250-1.0-0.833
FS5W71C
USD $ 2,093.96
USD $ 2,719.42
SR20DET
Option - SR20DET Strengthened Main Shaft
SR20DET Main Shaft
USD $ 564.33
USD $ 732.89
Product   Order
RB26DETT
Nissan - RB26DETT - 3 Speed Set - 2.695-1.703-1.236
FS5R30A
USD $ 1,707.83
USD $ 2,217.96
RB26DETT
Nissan - RB26DETT - 5 Speed Set - 2.695-1.703-1.236-1.0-0.826
FS5R30A
USD $ 2,413.24
USD $ 3,134.08
RB26DETT
Option - RB26DETT Strengthened Input Shaft
RB26DETT Input Shaft
USD $ 497.51
USD $ 646.10
RB26DETT
Reinforced MT center plate
RB26DETT MT Center
USD $ 616.31
USD $ 800.40
SR20DET
Nissan - SR20DET FR - 3 Speed Set - 2.717-1.722-1.232
FS5W71C
USD $ 1,247.46
USD $ 1,620.08
SR20DET
Nissan - SR20DET FR - 5 Speed Set - 2.596-1.765-1.250-1.0-0.833
FS5W71C
USD $ 2,093.96
USD $ 2,719.42
SR20DET
Option - SR20DET Strengthened Main Shaft
SR20DET Main Shaft
USD $ 564.33
USD $ 732.89

Vehicle Product Price Order
RX-7 - FC3S
Mazda - RX7 FC3S - R15M-D - 3 Speed
FC3S 3 Speed
USD $ 1,707.83
USD $ 2,217.96
RX-7 - FC3S
Mazda - RX7 FC3S - R15M-D - 5 Speed + Input Shaft
FC3S 5 Speed
USD $ 2,093.96
USD $ 2,719.42
RX-7 - FD3S #2
Mazda - RX7 FD3S - R15M-D - 3 Speed
FD3S 3 Speed
USD $ 1,707.83
USD $ 2,217.96
RX-7 - FD3S #2
Mazda - RX7 FD3S - R15M-D - 5 Speed + Input Shaft
FD3S 5 Speed
USD $ 2,093.96
USD $ 2,719.42
RX-7 - FD3S #4
Mazda - RX7 FD3S - R15M-D - 3 Speed
FD3S 3 Speed
USD $ 1,707.83
USD $ 2,217.96
RX-7 - FD3S #4
Mazda - RX7 FD3S - R15M-D - 5 Speed + Input Shaft
FD3S 5 Speed
USD $ 2,093.96
USD $ 2,719.42
RX-7 - FD3S #5
Mazda - RX7 FD3S - R15M-D - 3 Speed
FD3S 3 Speed
USD $ 1,707.83
USD $ 2,217.96
RX-7 - FD3S #5
Mazda - RX7 FD3S - R15M-D - 5 Speed + Input Shaft
FD3S 5 Speed
USD $ 2,093.96
USD $ 2,719.42
Product Order
RX-7 - FC3S
Mazda - RX7 FC3S - R15M-D - 3 Speed
FC3S 3 Speed
USD $ 1,707.83
USD $ 2,217.96
RX-7 - FC3S
Mazda - RX7 FC3S - R15M-D - 5 Speed + Input Shaft
FC3S 5 Speed
USD $ 2,093.96
USD $ 2,719.42
RX-7 - FD3S #2
Mazda - RX7 FD3S - R15M-D - 3 Speed
FD3S 3 Speed
USD $ 1,707.83
USD $ 2,217.96
RX-7 - FD3S #2
Mazda - RX7 FD3S - R15M-D - 5 Speed + Input Shaft
FD3S 5 Speed
USD $ 2,093.96
USD $ 2,719.42
RX-7 - FD3S #4
Mazda - RX7 FD3S - R15M-D - 3 Speed
FD3S 3 Speed
USD $ 1,707.83
USD $ 2,217.96
RX-7 - FD3S #4
Mazda - RX7 FD3S - R15M-D - 5 Speed + Input Shaft
FD3S 5 Speed
USD $ 2,093.96
USD $ 2,719.42
RX-7 - FD3S #5
Mazda - RX7 FD3S - R15M-D - 3 Speed
FD3S 3 Speed
USD $ 1,707.83
USD $ 2,217.96
RX-7 - FD3S #5
Mazda - RX7 FD3S - R15M-D - 5 Speed + Input Shaft
FD3S 5 Speed
USD $ 2,093.96
USD $ 2,719.42
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About Nengun Performance

Since the year 2000, Nengun Performance has supplied over 100,000 parts direct from Fukuoka, Japan to 150 countries worldwide. If you have any questions, our experienced and friendly customer service team is always happy to help, please send us an enquiry.

Nengun Performance, shipping JDM direct from Japan