Premium Quality Replacement PartExhaust Muffler Gasket kitFor Arctic Cat Models:XF 6000 Cross Country LTD ES 137in 2017-2019Order Includes:1x Exhaust Headpipe Gasket : 2612-615Inner Diameter : 60.5 mm | 2.38 “Outer Diameter : 86.5 mm | 3.40 “Width : 20 mm | 0.78 “7x Exhaust Muffler Springs : 0612-668Length : 64.1 mm | 2.5 “1x Exhaust Gasket : 0412-256, 0412-375Inner Diameter : 41.8 mm | 1.64 “Outer Diameter : 56.1 mm | 2.21 “Width : 13 mm | 0.51 “2x Exhaust Pipe Gasket : 0412-338Inner Diameter : 39.5 mm | 1.55 “Outer Diameter : 45.5 mm | 1.79 “Width : 3.3 mm | 0.12 “4x Exhaust Hanger Grommet : 0412-544Inner Diameter : 10 mm | 0.39 “Outer Diameter : 28.3 mm | 1.11 “Width : 16.9 mm | 0.66 “**