BOLD MAGENTA part numbers are new for 2023 SPROCKETS PARTS-UNLIMITED.COM OFFROAD | 2023 519 FITS MODEL GEARING FRONT SIZE PART # REAR SIZE PART # OPTIONAL COLOR GAS GAS EC 200 18-19 - 12T 1212-1651 47T 1211-1139 EC 200 Enduro 03-15 13T 1212-1639 50T 1211-1142 EC 200 Enduro 03-15 51T 1211-1143 XC 200 18-19 - 12T 1212-1651 47T 1211-1139 13T 1212-1639 50T 1211-1142 51T 1211-1143 Enduro GP 250 18 12T 1212-1651 47T 1211-1139 EC/XC 250 18-19 - 13T 1212-1639 50T 1211-1142 51T 1211-1143 MC250F 21 - 12T 1212-1301 47T 1211-013 13T R292-520-1 50T R224-50 51T R224-51 EC 250-300 Enduro 10-15 - 12T 1212-1651 47T 1211-1139 EC/XC 300 18-19 13T 1212-1639 50T 1211-1142 Enduro GP 300 18 51T 1211-1143 FSE 400/450 Enduro 02-12 - 12T 1212-1651 47T 1211-1139 13T 1212-1639 50T 1211-1142 51T 1211-1143 MC450F 21 - 12T 1212-1301 47T 1211-013 13T R292-520-13 50T R224-50 51T R224-51 HONDA XR/CRF50F 04-15 14/37 14T R259-420-14 - - 15T R259-420-15 XR/CRF70F 04-15 15/36 14T R259-420-14 - - 15T R259-420-15 CR80R 85 15/49 - - 49T 1211-0289 Red 50T R189-50 50T 1211-0290 Red 55T 1211-0291 Red 56T 1211-0292 Red CR80R 86-02 15/49 14T R259-420-14 49T 1211-0289 Red CR80R Expert 96-02 15/55 15T R259-420-15 50T R189-50 CR85R 03-04 15/49 50T 1211-0290 Red CR85R 05-07 14/49 55T 1211-0291 Red CR85RB Expert 03-04 15/56 56T 1211-0292 Red CR85RB Expert 05-07 15/57 CR125R 83-86 13/51 - - 45T R154-45 46T R15446 47T R154-47 48T R154-48 48T 1211-0030 Black 48T 1211-0159 Red 49T R154-49 49T 1211-0031 Black 49T 1211-0160 Red 50T R154-50 50T 1211-0032 Black FITS MODEL GEARING FRONT SIZE PART # REAR SIZE PART # OPTIONAL COLOR HONDA (CONT) CR125R 83-86 13/51 - - 50T 1211-0161 Red (CONT) 51T R154-51 51T 1211-0033 Black 51T 1211-0162 Red 52T R154-52 52T 1211-0034 Black 52T 1211-0163 Red 53T R154-53 53T 1211-0179 Black 53T 1211-0180 Red CR125R 87-96, 98-99, 02 CR125R 97 CR125R 00-01 CR125R 03 13/51 12T R256-520-12 45T R154-45 13T R256-520-13 46T R15446 12/49 47T R154-47 13/52 48T R154-48 13/52 48T 1211-0030 Black 48T 1211-0159 Red 49T R154-49 49T 1211-0031 Black 49T 1211-0160 Red 50T R154-50 50T 1211-0032 Black 50T 1211-0161 Red 51T R154-51 51T 1211-0033 Black 51T 1211-0162 Red 52T R154-52 52T 1211-0034 Black 52T 1211-0163 Red 53T R154-53 53T 1211-0179 Black 53T 1211-0180 Red CR125R 04 13/53 13T 1212-0024 45T R154-45 CR125R 05-07 13/52 14T 1212-0025 46T R15446 47T R154-47 48T R154-48 48T 1211-0030 Black 48T 1211-0159 Red 49T R154-49 49T 1211-0031 Black 49T 1211-0160 Red 50T R154-50 50T 1211-0032 Black 50T 1211-0161 Red 51T R154-51 51T 1211-0033 Black 51T 1211-0162 Red 52T R154-52 52T 1211-0034 Black 52T 1211-0163 Red 53T R154-53 53T 1211-0179 Black 53T 1211-0180 Red SPROCKETS FRONT SPROCKETS • CNC-machined from case hardened and core refined 655M13 nickel chromium steel • Machined self-cleaning mud grooves at each tooth to help prevent mud buildup and increase wear resistance • Certain models available in ultralight design for a 10-15% weight savings REAR SPROCKETS • CNC-machined from a specially enhanced 7075-T6 aluminum alloy • Machined self-cleaning mud grooves at each tooth to help prevent mud buildup and increase wear resistance • Ultralight design is 66% lighter than steel, yet incredibly durable • Silver available for all models; black, blue, red and orange anodized finish available for certain models • #1 sprocket used in supercross,motocross and offroad throughout the world SPROCKETS continued on next page. Standard Ultralight
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