Interchange Part Number: For Manco 5959 Comet 203589 drive belt , and Width: 0.75″”, Length: 27-1/32″”Fitment: The drive belt used on most for Manco, American Sportworks and Ken-bar Karts with 5-7engines, Also for Comet Torq-A-Verter Series, 30 Series, TAV30, & TAV-2 etcHigh Material: The 30 Series go-kart drive belt is made of high quality rubber, durable, wear resistant, oil and heat resistant and reliable performanceGreat Replacement : Match original equipment exactly perfectly and easy to install. Center to center spacing for the driver and driven pulley needs to be between 6 5/8 inch and 6 11/16 inchService: Please check before purchasing to make sure it will work for your needs, please let us know and our team will respond within 24 hoursPackage Dimensions: 12 x 3.8 x 2.7 inches; 13.62 OuncesItem model number: 30 Series