BOLD MAGENTA part numbers are new for 2026 PARTS-UNLIMITED.COM 2026 | OFFROAD SPROCKETS SPROCKETS 664 FITS MODEL STOCK GEARING STOCK CHAIN FRONT SIZE PART # NOTES REAR SIZE PART # NOTES YAMAHA (CONT) YZ465 80 14-46 520-102 10 JTF569-10 40 1211-2602 BLK IT465 81-82 14-44 520-108 11 JTF569-11 40 JTR853-40 ST YZ465 81 14-46 520-108 12 JTF569-12 41 JTR853-41 ST 13 JTF569-13 42 JTR853-42 ST 14 JTF569-14 43 JTR853-43 ST 15 JTF569-15 44 JTR853-44 ST 16 JTF569-16 44 1211-2603 BLK 17 JTF569-17 45 JTR853-45 ST 46 JTR853-46 ST 46 1211-2604 BLK 48 JTR853-48 ST 48 1211-2605 BLK 49 JTR853-49 ST 50 JTR853-50 ST 50 1211-2606 BLK 51 1211-2607 BLK 52 JTR853-52 ST IT490 83-84 14-44 520-110 10 JTF569-10 40 1211-2602 BLK YZ490 82 14-44 520-110 11 JTF569-11 44 JTR853-44 ST YZ490 83-85 14-46 520-112 12 JTF569-12 44 1211-2603 BLK YZ490 86-90 14-48 520-112 13 JTF569-13 45 JTR853-45 ST 14 JTF569-14 46 JTR853-46 ST 16 JTF569-16 46 1211-2604 BLK 48 JTR853-48 ST 48 1211-2605 BLK 49 JTR853-49 ST 50 JTR853-50 ST 50 1211-2606 BLK 51 1211-2607 BLK 52 JTR853-52 ST TT500 76 15-52 520-100 12 1212-0520 SC 40 1211-2602 BLK TT500 77-81 15-50 520-104 13 1212-2002 ST 40 JTR853-40 ST XT500 76-81 16-44 520-100 13 1212-0521 SC 41 JTR853-41 ST 14 1212-2003 ST 42 JTR853-42 ST 14 1212-0522 SC 43 JTR853-43 ST 15 JTF565-15 SC 44 JTR853-44 ST 16 JTF565-16 44 1211-2603 BLK 45 JTR853-45 ST 46 JTR853-46 ST 46 1211-2604 BLK 48 JTR853-48 ST 48 1211-2605 BLK 49 JTR853-49 ST 50 JTR853-50 ST 50 1211-2606 BLK 51 1211-2607 BLK 52 JTR853-52 ST FITS MODEL STOCK GEARING STOCK CHAIN FRONT SIZE PART # NOTES REAR SIZE PART # NOTES YAMAHA (CONT) WR500 91-93 15-50 520-112 10 JTF569-10 40 1211-2602 BLK 11 JTF569-11 44 JTR853-44 ST 12 JTF569-12 44 1211-2603 BLK 13 JTF569-13 45 JTR853-45 ST 14 JTF569-14 46 JTR853-46 ST 15 JTF569-15 46 1211-2604 BLK 16 JTF569-16 48 JTR853-48 ST 17 JTF569-17 48 1211-2605 BLK 49 JTR853-49 ST 50 JTR853-50 ST 50 1211-2606 BLK 51 1211-2607 BLK 52 JTR853-52 ST XT550 82-83 15-42 520-98 13 1212-2008 ST - - 14 JTF575-14 40 1210-2737 ST 15 JTF575-15 42 JTR857-42 ST 43 JTR857-43 ST 45 JTR857-45 ST TT600 83-86 14-50 520-112 13 1212-2008 ST 40 1211-2602 BLK 14 JTF575-14 44 JTR853-44 ST 15 JTF575-15 44 1211-2603 BLK 45 JTR853-45 ST 46 JTR853-46 ST 46 1211-2604 BLK 48 JTR853-48 ST 48 1211-2605 BLK 49 JTR853-49 ST 50 JTR853-50 ST 50 1211-2606 BLK 51 1211-2607 BLK 52 JTR853-52 ST XT600 84-89 15-42 520-104 14 JTF575-14 - - XT600C 84-89 15-42 520-104 15 JTF575-15 XT600E 90-95 15-45 520-106 15 1212-1279 RB 40 1210-2737 ST 42 JTR857-42 ST 43 JTR857-43 ST 45 JTR857-45 ST XT600E (all) 90-95 15-45 520-106 - - 42 1212-0235 ST KEY TO NOTES: AL = Aluminum. LW = Lightweight front. RB = Rubber cushioned. SC= Self-cleaning steel. ST = Steel. BLK = RaceLite black aluminum sprocket. BLU = RaceLite blue aluminum sprocket. GLD = RaceLite gold aluminum sprocket. GR = Twinstar, graphite T6 aluminum center with high carbon steel outer ring.Also available in blue (TWBLU), and gold (TWGD). ORG = RaceLite orange aluminum sprocket. RED = RaceLite red aluminum sprocket. JT SPROCKETS (CONT)
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