Cometic C9523 Mainshaft Oil Seals are designed for Harley-Davidson Evolution engines requiring an OE-style replacement for part number 35230. Supplied as a convenient five-piece set, these seals help retain lubricant around the mainshaft while helping prevent contamination from entering the drivetrain. They are a practical choice for engine rebuilding, transmission service, and routine maintenance on compatible Evo applications.
Cometic manufactures gasket and sealing components with a focus on dependable materials, precise manufacturing processes, and application-specific designs. The C9523 mainshaft oil seals are intended to support the sealing requirements of powerful V-Twin engines and provide a reliable replacement solution when servicing original equipment components. Verify the application and OE reference before installation to ensure proper fitment.
Fitment: Harley-Davidson Evolution engine applications using OE mainshaft oil seal reference 35230. Includes five seals. Manufacturer part number: C9523. Vendor part number: 68-9523.
Features:
- Brand: Cometic
- Manufacturer Part Number: C9523
- Vendor Part Number: 68-9523
- Application: Harley-Davidson Evolution V-Twin engine and drivetrain service
- OE Reference: 35230
- Quantity: Five mainshaft oil seals
- Design: Replacement oil seal for compatible Evo applications
- Construction: Manufactured using Cometic sealing materials and processes
- Fitment: Verify compatibility with the specific motorcycle and OE application before installation