Motorcycle 428 48T Rear Sprocket For Yamaha MT125 2015-2019 YZF-R125 2008-2018 Wide Compatibility Fit For Yamaha MT125 2015-2019 YZF-R125 2008-2018 428 48T motorcycle rear sprocket Installation Standard mounting hole pitch rear hub without for quick bolt-on assembly machined tooth profile meshes smoothly with 428 chain to cut down transmission vibration power loss during daily riding Material Craft Heat-treated carbon long-term chain friction abrasion temperature deformation Size Accurate 48-tooth design outer diameter to keep stable seamless fit with rear drive assembly