Integrated cage and non-separable raceway, easier handling
Application: automatic transmission, continuously variable transmission
Roller
Adoption of special heat-treatment: 4 times longer life (compared to standard heat-treatment under contaminated lubrication)
Adoption of crowning: cope with moment load (reduction of edge stress)
Cage
Adoption of W shape pressed cage: twice the amount of oil passing (compared to box shape cage)
Raceway
Adoption of JIS SCM steel, case hardened: 1.5 times static strength (compared to JIS SPC steel, case hardened)
