S&S Cycle 90-2126-S Flywheel Assembly for Harley-Davidson Big Twin

The S&S Cycle 90-2126-S is a precision-engineered flywheel assembly designed for high-performance Harley-Davidson big twin applications. S&S Cycle flywheels are manufactured to exacting tolerances, providing the foundation for a reliable and powerful engine build.

Key Features:

• Precision-machined flywheel assembly from S&S Cycle, a leader in American V-twin performance
• Engineered for strength and balance to handle increased power output
• Manufactured to tight tolerances for smooth, reliable engine operation
• Designed as a direct replacement or performance upgrade for compatible Harley-Davidson big twin engines
• High-quality steel construction for long-lasting durability

S&S Cycle has been producing premium V-twin engine components since 1958. Their flywheel assemblies are trusted by professional builders and enthusiasts alike for street, custom, and performance applications.