Cometic C9528 Main Drive Gear Transmission Seal H-D Evo 5-Pack

The Cometic C9528 is a Main Drive Gear Transmission Seal engineered for Harley-Davidson Evolution V-Twin motorcycles. Sold in a convenient 5-pack, this seal is a direct replacement for OEM reference 12035A, covering 1991–1999 applications. It is designed to prevent oil leaks at the main drive gear location in the transmission, helping maintain proper lubrication and drivetrain integrity.

Key Features:

• Direct OEM replacement for Harley-Davidson reference 12035A
• Engineered to exacting tolerances for a leak-free fit
• Manufactured using advanced sealing materials suited for V-Twin transmission environments
• Sold as a 5-pack — ideal for shop stock or repeat service intervals
• Designed and manufactured by Cometic Gasket, a trusted leader in powersports engine sealing

Cometic Gasket continuously advances its materials and manufacturing processes to meet the demands of high-performance V-Twin engines. The C9528 Main Drive Gear Seal delivers reliable, long-lasting sealing performance to keep your transmission operating at its best.

Note: This product may be listed under the name "Starter Shaft Seal" in some catalogs — please verify fitment using OEM cross-reference 12035A before ordering.