Gates G-Force Drive Belt 43G4340 Yamaha VMAX 500 XTC 1997 1998 Replaces OEM part number: 0627-044 Outside Circumference (in): 44.625; Outside Circumference (mm): 1133; Top Width (in):1.438; Top Width (mm):37 Gates G-Force Belts are the First of a New Generation of Continuously Variable Transmission (CVT) Belts Identical to OEM, G-Force belts are constructed with double or single cog designs to match the OEM belt