BOLD MAGENTA part numbers are new for 2025 PARTSCANADA.COM 2025 | OFFROAD SPROCKETS SPROCKETS 366 JT SPROCKETS •Computer-designed to achieve ultimate strength at minimum weight •JT combines leading-edge technology with top materials to produce the ultimate quality sprocket range with unbeatable value •Every sprocket meets or exceeds the highest possible quality standards set for the motorcycle industry •Sprockets are heat-treated and bead-blasted to reduce material surface tension • Unless noted, front sprockets are made with C45 steel and SCM415 chromoly steel alloy; rear sprockets are made with top-quality-grade C45 high-carbon steel •Aluminum rear sprockets are made with high-strength Austrian 7075-T6 anodized aluminum •JT aluminum sprockets are about 30% lighter than a comparable steel equivalent, which reduces unsprung rotating weight and improves performance •Lightweight front sprockets available for some applications as noted RUBBER CUSHIONED FRONT SPROCKETS “RB” •Used by the major Japanese motorcycle manufacturers since early 1990’s to dampen the chain impact on the teeth of the front sprocket •These same sprockets are now available to the aftermarket • Quality, design and OEM proven technology are the same as what is supplied to the motorcycle manufacturers SELF-CLEANING SPROCKETS “SC” •Manufactured with self-cleaning grooves for added life and performance •Made of stainless steel FITS MODEL STOCK GEARING STOCK CHAIN FRONT SIZE PART # NOTES REAR SIZE PART # NOTES BETA 250 RR 2T 13-14 13-49 520-114 12 JTF1901-12 38 1210-0630 ST 300 RR 2T 13-14 13-49 520-114 13 1212-0513 SC 39 1210-0631 ST 14 1212-0514 SC 40 1210-0083 ST 15 1212-0837 SC 40 1211-2562 RED 42 1210-1726 ST 42 1211-2563 RED 42 1211-2637 BLK 44 1210-0084 ST 45 1211-2565 RED 46 JTR210-46 STL 47 JTR210-47 ST 47 1211-2568 RED 48 1211-2569 RED 48 1211-2641 BLK 49 1211-2570 RED 49 1211-2642 BLK 50 1211-2571 RED 50 1211-2643 BLK 50 JTR210-50 ST 51 1211-2572 RED 51 1211-2644 BLK 52 JTR210-52 ST 53 JTR210-53 ST FITS MODEL STOCK GEARING STOCK CHAIN FRONT SIZE PART # NOTES REAR SIZE PART # NOTES BETA (CONT) 350 RR 12 13-50 520-114 11 1212-1152 ST 42 JTR822-42 ST 400 RR 10-12 13-50 520-114 12 JTF1901-12 450 RR 10-12 13-50 520-112 13 1212-0513 SC 498 RR 12 13-50 520-112 13 1212-1954 ST 520 RR 10-11 13-50 520-112 14 1212-1955 ST 14 1212-0514 SC 15 1212-0837 SC 430 RR 15-21 13-50 520-112 - - 38 1210-0630 ST 430 RS 15-16 13-50 520-112 39 1210-0631 ST 450 RR 13-14 13-50 520-112 40 1210-0083 ST 480 RR 15-21 13-50 520-112 40 1211-2562 RED 498 RR 13-16 13-50 520-112 42 1210-1726 ST 42 1211-2563 RED 42 1211-2637 BLK 44 1210-0084 ST 45 1211-2565 RED 46 JTR210-46 ST 47 JTR210-47 ST 47 1211-2568 RED 48 1210-2435 SC 48 1211-2569 RED 48 1211-2641 BLK 49 1210-2436 SC ALUMINUM REAR SPROCKETS “AL” • Made from aviation-grade 7075-T6 aluminum alloy, optimal lightweight design and CNC machined for performance and lifespan •Manufactured from the best materials with a special self-cleaning design, and hand-finished to perfection • Select aluminum sprockets are available in colored options, see fitment chart NOTE: When installing sprockets which differ from OEM sizes, check for proper clearances before operating. RACELITE ALUMINUM REAR SPROCKETS •JT sprockets is proud to introduce the new RaceLite range of anodized 7075-T6 aluminum sprockets • Available in hard wearing color options, see fitment section for details 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. GR = Twinstar, graphite T6 aluminum center with high carbon steel outer ring. ORG = RaceLite orange aluminum sprocket. RED = RaceLite red aluminum sprocket. Aluminum Rubber Cushioned Self Cleaning Steel RaceLite orange RaceLite black
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