82 Link Primary Chain - Heavy-Duty. Fits Softail 1984-2006, Dyna 1991-2005 & 4Spd Big Twin 1936-1986 CIR-45520 * Champion RA8HC

* Champion RA8HC

* Top Outside Diameter = 3-1/2" (89 mm)

then bell out to 4

* Removes bug residue

82 Link Primary Chain - Heavy-Duty. Fits Softail 1984-2006, Dyna 1991-2005 & 4Spd Big Twin 1936-1986 CIR-45520 * Champion RA8HCBuilt for Power Riders: Designed to handle the torque and horsepower of todays performance big twins, our chains deliver unwavering strength ride after ride. Durability You Can Trust: Heat treated components and precision engineering extend chain life, reducing stretch and maintenance so you spend more time riding and less time wrenching. * 11% Stronger * Increased Chain Life * Direct OEM Replacement * Replaces OEM # 40007 36 Suggested Additional