O-OKA
supplies NET-FORGED GEARS for all your needs
 o-oka corporation
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PRODUCTS
O-oka's precision forged gears customized for manual transmission have gotten customer satisfaction at all of world class auto manufacturers, where quality, accuracy, and cost are to be world class.
Forged helical gears
helical gear 1helical gear 2
  • Gear accuracy Din 7th Class
  • 30% stronger gear by continuous metal flow
  • No Hobbing required
  • Reduced process by forged chamfering
 helical gear
Monoblock gears
monoblock gears
  • Compact design by recessed technique (Int'l patent)
  • available for Single to triple cone
  • Flexible chamfer design
 monoblock gears
Reverse idler gears
revers idler gears
  • Gear accuracy Din 7th Class
  • Complete finished condition ( Noise evaluation included)
  • 30% stronger gear by continuous metal flow
  • Smooth shifting by ideal chamfer shape
 reverse idler gears
Clutch gears
Clutch gears
  • Flexible chamfer pointing design
  • Skipped teeth, Slot shape
  • Through hole or capped depression for slot
  • Small module gear
  • Spline accuracy Din 9th class
 Clutch gears
Others (for AT, Engine Parts)
Others (for AT, Engine Parts)
  • AT, Transfer parts, Engine parts
  • Available for Spline, sprocket for engine application
  • Available for Spline shaft, spline cup for various purposes
  • Available Multi-stepped gear
 Others (for AT, Engine Parts)
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