Niche Sprocket Chain Set for Polaris Trail Boss 330 11/40T 520 ATV MK1004021

Compatible with Front Sprocket OEM Parts Polaris 3221043 Compatible with Rear Sprocket OEM Parts Polaris 3222061 Fits 2001-2002 Polaris Trail Boss 325, 2003-2013 Polaris Trail Boss 330, 2008-2013 Polaris Trail Blazer 330 Compatible with Drive Chain OEM Parts Polaris 3221193-078 Sprocket Material consists of SAE 1023 structural carbon steel; Oil - LT-001A High Temperature Chain Oil