This is a long case 871-23-30 CVT Drive Belt for GY6 style machines. Belt description for 871-23-30 is 871mm (34.3 inches) long, 23mm (0.9 inches) wide with a 30 degree groove angle. Most commonly identified as the primary drive belt for 300cc and 400cc Linhai.
Approximate dimensions:
Length: 871mm/34.3inches
Width: 23mm/0.9inches
Groove Angle: 30
Manufacturer Part Numbers:
Linhai: 23815