JT SPROCKETS JTF3221-12 JTF3221.12 Countershaft Sprocket — Polaris Counter Shaft Sprocket - 12-Tooth Brand_Twin Air 5" WHEEL SIZE 21X3

5" WHEEL SIZE 21X3

2017 Harley-Davidson Electra Glide Ultra Limited FLHTK 2011-2017 Harley-Davidson Fat Bob FXDF 2011-2013

Tach adapter required for single-fire ignitions

Late style cables are measured with the adjuster completely collapsed

JT SPROCKETS JTF3221-12 JTF3221.12 Countershaft Sprocket — Polaris Counter Shaft Sprocket - 12-Tooth Brand_Twin Air 5" WHEEL SIZE 21X3Features Computer designed to achieve ultimate strength at minimum weight Specs Riding Style ATV Mounting Position Front Tooth Count 12 Product Name Sprocket Model Polaris Chain Size 520 Type Countershaft Units Each Material Steel 1985 Polaris Scrambler 250R ES 1985,1991 1999 Polaris Trail Boss 250 1986 Polaris Scrambler 250 1986 Polaris Trail Boss 250R ES 1987 Polaris Cyclone 250X 1987 1993 Polaris Trail Boss 250 4x4 1987 1989 Polaris Trail Boss 250