4-5/8in. Stroke Flywheel Assembly. Fits 120R Motors in Twin Cam Dyna 2007-2017 & Touring 2007-2016. - S&S Turn Signals - Chrome * Suggested Additional Purchase: Smooth

* Suggested Additional Purchase: Smooth Shift Clutch Arm # B-356-40-80014

* For use with customer supplied air fitting

* Increased travel helps protect the motor and drivetrain from the harsh shock of full throttle launches

* Slightly higher idle speed but works with Stock springs and hydraulic lifters

* 1 REV 225-RM Amplifier

4-5/8in. Stroke Flywheel Assembly. Fits 120R Motors in Twin Cam Dyna 2007-2017 & Touring 2007-2016. - S&S Turn Signals - Chrome * Suggested Additional Purchase: SmoothFeatures & Benefits: * Requires the Timken Bearing Sprocket Shaft Crankcase Sleeve & Tool Kit # JM 959. * Requires Timken Bearing Assembly # SS31 4013. * 3 Piece Assemblies. Tech Tips: * These flywheels are replacement flywheels for the SE 120R. When installing these flywheels in a Harley Davidson case, they need to run the HD piston oiling jets not the S&S piston oiling jets. * Purchase Jims Sleeve # JM 956 if you have previously purchased the Kit #