Fits FLT 1980-later, FXR 1982-later. Polished cylinder and eyebolts. These patented stabilizers have a stainless steel plunger, grade 8 rod ends and urethane bushings. Even though your bike's engine is rubber mounted, time and miles result in gradual increases in the transfer of engine vibration to the rider. V-Thunder engine stabilizers not only look good, but also significantly reduce the effects of engine vibration and out perform stock stabilizers. They fit all rubber mount Big Twin 1980-later. Manufacturer