Hastings Piston Ring Set - 2M4805010 For Harley Motorcycles 2006-2013 Brand_Grab On 9 mm (49-41/64") Model Ultimax

9 mm (49-41/64") Model Ultimax XS Length 49-41/64" Units Each Riding Style Snow Material Aramid Length 1260

Some Twin Cam heads using 7

Made from an outer ply of PVC

Folding lever secured by a ball locking detent designed to fold up during impact to reduce damage to lever and master cylinder during a fall

Hastings Piston Ring Set - 2M4805010 For Harley Motorcycles 2006-2013 Brand_Grab On 9 mm (49-41/64") Model UltimaxFeatures Includes top compression rings, second compression rings, and oil control rings Top Compression Rings are Barrel Face Helps in the the heat transfer process between the piston and cylinder wall Controls combustion chamber gases allowing the piston to transfer the energy of the expanding combustion gases, to the crankshaft Second Compression Ring are Napier Reverse twist ring along with a taper machined ring face duplicates the OD bottom side