Nitrile (beater-add, NV-512); 3-Year Full Warranty.  Brand New gasket with guaranteed fit and function. All Materials and Manufacturing Sourced and MADE IN USA.  Listing picture depicts Nitrile Gasket material. This gasket material is treated chemically to seal against oils, water, alcohol, grease, air, gasoline and solvents. If you need any assistance, feel free to ask. Fits: TRX300EXA (00) FOURTRAX 300EX, JPN, VIN# JH3TE190-YK500001 TRX300EXA (01) SPORTRAX 300EX, JPN, VIN# JH3TE190-1K600001 TO JH3TE190-1K699999 TRX300EXA (02) SPORTRAX 300EX, JPN, VIN# JH3TE190-2K700001 TO JH3TE190-2K799999 TRX300EXA (03) SPORTRAX 300EX, JPN, VIN# JH3TE190-3K800001 TO JH3TE190-3K899999 TRX300EXA (04) SPORTRAX 300EX, JPN, VIN# JH3TE190-4K900001 TO JH3TE190-4K999999 TRX300EXA (05) SPORTRAX 300EX, JPN, VIN# JH2TE190-5K000001 TO JH2TE190-5K099999 TRX300EXA (06) SPORTRAX 300EX, JPN, VIN# JH2TE190-6K100001 TO JH2TE190-6K199999 TRX300EXA (07) SPORTRAX 300EX, JPN, VIN# JH2TE190-7K200001 TO JH2TE190-7K299999 TRX300EXA (08) SPORTRAX 300EX, JPN, VIN# JH2TE190-8K300001 TO JH2TE190-8K399999 TRX300EXA (93) FOURTRAX 300EX, JPN, VIN# JH3TE190-PT000005 TRX300EXA (94) FOURTRAX 300EX, JPN, VIN# JH2TE190-RT100001 TRX300EXA (95) FOURTRAX 300EX, JPN, VIN# JH2TE190-ST200001 TRX300EXA (96) FOURTRAX 300EX, JPN, VIN# JH2TE190-TK100001 TRX300EXA (97) FOURTRAX 300EX, JPN, VIN# JH2TE190-VK200001 TRX300EXA (98) FOURTRAX 300EX, JPN, VIN# JH2TE190-WK300001 TRX300EXA (99) FOURTRAX 300EX, JPN, VIN# JH2TE190-XK400001 TRX300EXAC (98) FOURTRAX 300EX, JPN, VIN# JH2TE191-WK100001 TRX300EXAN (93) FOURTRAX 300EX, JPN, VIN# JH3TE193-PT000005 TRX300EXAN (94) FOURTRAX 300EX, JPN, VIN# JH2TE193-RT100001 TRX300EXAN (95) FOURTRAX 300EX, JPN, VIN# JH2TE193-SK200001 TRX300EXAN (96) FOURTRAX 300EX, JPN, VIN# JH2TE193-TK100001 TRX300EXAN (97) FOURTRAX 300EX, JPN, VIN# JH2TE193-VK200001 TRX300EXAN (98) FOURTRAX 300EX, JPN, VIN# JH2TE193-WK300001 TRX300XA (09) ALL-TERRAIN VEHICLE (ATV), JPN, VIN# JH2TE190-9K400001