Richmond Gear Excel Differential Bearing Kit with Koyo Bearings

The Richmond Gear Excel Differential Bearing Kit with Koyo Bearings is a complete, professional-grade rebuild solution engineered for automotive and light truck differential applications. Part of Richmond's Excel product line, these kits deliver OEM-quality drivetrain components at an accessible price point — making them a trusted choice for shop technicians and experienced drivetrain rebuilders alike.

Each kit is built around premium Koyo tapered roller bearings, a globally recognized brand precision-manufactured for consistent performance and extended service life under the demanding loads of drivetrain service. Rather than sourcing individual components separately, every Excel kit ships as a comprehensive package with all the hardware required for a complete differential installation or ring-and-pinion gear change.

What's Typically Included:

• Koyo tapered roller bearings (carrier, front pinion, rear pinion, and pilot where applicable)
• Cover gasket or RTV sealant
• Crush sleeve or preload shim pack
• Pinion seal and pinion nut
• Ring gear bolts and thread locking compound
• Marking compound and installation brush

Key Features & Benefits:

• Premium Koyo bearings — precision-manufactured tapered roller bearings deliver reliable performance and long service life in high-load drivetrain environments
• Complete kit contents — all essential hardware for a full differential rebuild or ring-and-pinion installation ships together in one package
• Meets or exceeds OEM specifications — engineered for dependable performance across street, towing, and light performance applications
• Broad application coverage — the Excel line spans a wide range of popular domestic and import axle configurations, covering the most common vehicles in service today
• 1-year / 50,000-mile warranty — backed by Richmond Gear for added confidence and peace of mind
• Trusted by professionals — a preferred choice among shop technicians and experienced drivetrain rebuilders

Richmond Gear has supplied the automotive aftermarket with high-performance drivetrain components for over 80 years. The Excel line reflects that legacy — delivering the completeness, quality, and specification accuracy that professionals depend on, whether the job is routine maintenance, a bearing replacement, or a full gear ratio change.