Koyo DAC3577W3CS80 Front Wheel Bearing 35x77x42mm Angular Contact Ball Bearing

The Koyo DAC3577W3CS80 is a precision-engineered front wheel bearing designed for demanding automotive applications. Manufactured by Koyo (JTEKT) in Japan, this angular contact ball bearing features a double-row design that provides superior load distribution and enhanced durability for critical wheel hub applications.

Key Specifications:

• Inner Diameter: 35mm (1.378 inches)
• Outer Diameter: 77mm (3.0315 inches)
• Width: 42mm (1.6535 inches)
• Bearing Type: Angular Contact Ball Bearing, Double Row
• Seal Configuration: 2RS - Rubber seals on both sides for enhanced protection
• Cage Type: Steel or standard cage construction
• Bore Type: Cylindrical bore (C designation)
• Split Inner Ring: Features split inner ring design for easier installation

Technical Features:

• Standard precision manufacturing tolerances
• Normal radial internal play (Cn) for optimal performance
• Standard lubrication pre-applied
• Heat stabilization for temperatures up to 120°C (248°F)
• No external modifications for precise OEM fitment

This bearing cross-references to OEM part number 90903-63006 and serves as a direct replacement front wheel bearing for various Toyota and Lexus applications. The double rubber seal design protects against contaminants while retaining lubrication, ensuring long service life in demanding road conditions. Koyo's advanced manufacturing technology and quality materials position this bearing as a reliable choice for professional automotive repair.