There is an ultimate art of precision forging technology
that Ooka has reached over a long time period of time.

Main product

Clutch Gear / Monoblock Gear / Reverse Gear / Sleeve / Park lock gear etc.
Sun/Planetary gear / Internal gear / Park lock gear / Hub etc.
Engine gear / Sprocket / shafts / EV gear etc.

Technical information

Precision forging
Research & development

Inquiry for products

by telephone or inquiry form below

81565523441inquiry form