KOYO Bearings
KOYO (now JTEKT) — Toyota Group's bearing arm, leader in automotive steering and tapered roller.
KOYO, originally Koyo Seiko (founded 1921, Japan), merged with Toyoda Machine Works in 2006 to form JTEKT Corporation — Toyota Group's precision machinery flagship. KOYO remains JTEKT's bearing brand and is the world leader in electric power steering systems, tapered roller bearings, and Toyota/Lexus/Daihatsu OEM wheel bearings. Kovar stocks KOYO 6000/6200/6300 deep groove, 30000/32000 tapered roller, automotive wheel bearings, and agricultural pulley bearings, with 24-hour quotes and OEM part number matching.
- JTEKT supply — Toyota Group traceability
- Deep groove + tapered roller series in stock
- Automotive OEM steering / wheel bearing matching
- Same-day shipping before 15:00 KST
- Strong agricultural and industrial coverage
Popular series
- Headquartered
- Japan
- Founded
- 1921
- Parent company
- JTEKT Corporation
All KOYO bearings
KOYO FAQ
Are KOYO and JTEKT the same company?
Yes. JTEKT Corporation was formed in 2006 by merging Koyo Seiko with Toyoda Machine Works. KOYO is JTEKT's bearing brand. Boxes typically read 'JTEKT' or 'JTEKT KOYO'.
What is KOYO known for?
Electric power steering systems (world #1), tapered roller bearings, Toyota/Lexus OEM wheel bearings, agricultural transmission bearings. Strong general industrial coverage too.
How does KOYO differ from NTN?
Both are top-tier Japanese makers. KOYO is strongest in steering and tapered roller for the Toyota Group; NTN dominates CV joints and wheel hub units. Same nominal part can ship with different OEM defaults.
How do I quote KOYO automotive bearings?
Send vehicle make/model/year and drive layout — KOYO automotive lines often have OEM-specific part numbers that don't appear in the catalogue search.