2021 Parts Unlimited Offroad

SPROCKETS parts-unlimited.com 2021 PARTS UNLIMITED OFFROAD BOLD MAGENTA part numbers are new for 2021 530 SPROCKETS • All our front and rear sprockets are manufactured to OEM specs using high-grade hardened steel for long life • All match original equipment exactly and feature precision-machined splines and teeth for a perfect fit • Packaged individually in poly bags • Lightweight rear sprockets available for some applications; see chart FITS MODEL OEM GEARING C/S REAR CHAIN SIZE FRONT SIZE PART # REAR SIZE PART # HONDA XR50R 00-03 14-37 420-78 14 K22-2501A 36 1210-0370 15 K22-2501B 37 1210-0371 CRF50F 04-21 14-37 420-78 - - 36 1210-0370 37 1210-0371 MR50 74-75 12-43 420-92 12 K22-2501 - - 13 K22-2502 14 K22-2503 15 K22-2504 Z50A 69-71 13-34 420-74 12 K22-2505 - - Z50A 72-78 12-37 420-76 13 K22-2506 Z50R 79-81 12-37 420-76 Z50R 82-87 13-37 420-76 Z50R 88-99 13-37 420-76 14 K22-2889 37 K22-3901 XR70R 00-03 15-36 420-86 - - 46 K22-3504M 47 K22-3502P CRF70F 04-12 15-36 420-86 14 K22-2501A 46 K22-3504M 15 K22-2501B 47 K22-3502P CT70 69-71 15-38 420-88 12 K22-2501 36 K22-3584 CT70 72-82 15-35 420-86 13 K22-2502 44 K22-3506 CT70H 70-72 14-45 420-92 14 K22-2503 46 K22-3585 CT70 91-94 15-35 420-86 15 K22-2504 XL70 74-76 13-44 420-96 XR70R 97-99 15-36 420-86 13 K22-2502 46 K22-3504M 14 K22-2503 47 K22-3502P 15 K22-2504 XL75 77-79 14-36 420-94 12 K22-2501 36 K22-3584 XR75 73-76 14-44 420-100 13 K22-2502 44 K22-3506 XR75 77-78 14-46 420-100 14 K22-2503 46 K22-3585 15 K22-2504 XR80R 85-03 14-46 420-110 12 K22-2501 46 K22-3504M 13 K22-2502 47 K22-3502P 14 K22-2503 15 K22-2504 CRF80F 04-13 14-46 420-110 12 K22-2501 46 K22-3504M 13 K22-2502 47 K22-3502P 14 K22-2503 15 K22-2504 CR80R 80 14-47 420-108 13 K22-2502 - - CR80R 81 14-47 420-112 CR80R 82-83 14-47 420-112 12 K22-2501 46 K22-3504M CR80R 84 14-49 420-114 13 K22-2502 47 K22-3502P 14-46 420-110 14 K22-2503 15 K22-2504 CR80R 85 15-49 420-114 12 K22-2501 49 K22-3504B 13 K22-2502 51 K22-3504N 14 K22-2503 15 K22-2504 FITS MODEL OEM GEARING C/S REAR CHAIN SIZE FRONT SIZE PART # REAR SIZE PART # HONDA (CONT) CR80/​85R 86-02 15-49 420-114 - - 49 K22-3504B CR80/85 R/RB 96-07 15-55 420-126 51 K22-3504N XL80S 80-85 15-37 420-96 12 K22-2501 36 K22-3584 XR80 79-84 14-46 420-100 13 K22-2502 44 K22-3506 14 K22-2503 46 K22-3585 15 K22-2504 CT90 66-69 14-45 428-116 15 K22-2503H 45 K22-3567 CT90 70-72 15-45 428-103 CT90 74-78 15-45 428-103 CT90 79 15-45 428-86 EZ90 91-92 14-35 428-100 14 K22-2508 - - 15 K22-2549 ST90 73-75 15-40 428-94 13 K22-2534 44 K22-3566 15 K22-2536 49 K22-3588 XR100R 85-03 14-50 428-118 14 K22-2588 48 K22-3504P 15 K22-2553 50 K22-3504Q 52 K22-3504R CRF100F 04-13 14-50 428-118 14 K22-2588 48 K22-3504P 15 K22-2553 50 K22-3504Q 52 K22-3504R SL100 69-70 14-44 428-108 13 K22-2501E 44 K22-3566 SL100 71-72 14-49 428-110 14 K22-2508 49 K22-3588 XL100 74-76 14-49 428-110 15 K22-2549 XL100 77-78 14-49 428-112 13 K22-2501E 44 K22-3566 14 K22-2508 49 K22-3588 15 K22-2549 50 K22-3501Z 16 K22-2501F XL100S 79-80 15-45 428-118 14 K22-2588 44 K22-3566 15 K22-2553 49 K22-3588 50 K22-3501Z XL100S 81-85 15-42 428-108 14 K22-2588 45 K22-3518 XR100 81-84 14-50 428-112 15 K22-2553 - - CRF110F 13-21 14-38 520-86 12 K22-2501 46 K22-3504M 13 K22-2502 47 K22-3502P 14 K22-2503 15 K22-2504 CT110 80 15-45 428-104 15 K22-2678 45 K22-3518 CT110 81-86 15-45 428-104 15 K22-2503H 45 K22-3518 SL125 71-73 15-49 428-110 13 K22-2501E 44 K22-3566 XL125 74-75 15-52 428-118 14 K22-2508 49 K22-3588 15 K22-2549 16 K22-2501F TL125 76 15-60 428-120 13 K22-2501E 44 K22-3566 XL125 76-78 15-42 428-118 14 K22-2508 49 K22-3588 XL125S 79-85 14-56 428-124 15 K22-2549 50 K22-3501Z 16 K22-2501F