REVOLUTION PERFORMANCE, LLC 0912-0919 RP4125VMF Replacement Piston Ring Set Piston Ring Set Brand_Dk Custom Products Fits H-D Touring models with

Fits H-D Touring models with Chopped Tour Paks

Waterproof rain cover included

Using AN-3 fittings

The matching optional driver's backrest installs in seconds without using tools and can be adjusted both horizontally and vertically to the rider's back and is removable for a sleek appearance

REVOLUTION PERFORMANCE, LLC 0912-0919 RP4125VMF Replacement Piston Ring Set Piston Ring Set Brand_Dk Custom Products Fits H-D Touring models withFeatures Gas nitride coated rings offer the ultimate compatibility with nickel silicon carbide plated bores High tension compression rings with 3 mm oil scrapper rails Sold as a set for one piston Made in the USA Not recommended for use with cast iron ductile sleeved cylinders. Replacement ring sets for related piston kits. Specs Stroke Length 4 5 8" Compression Ratio 11. 0: 1 Bore Size 4. 125" Displacement 124" Piston Head Shape Dished Product Name