Timing Belt Calculator

Calculate timing belt length, number of teeth, speed ratio, and tension for synchronous belt drives.

Number of teeth on the driving pulley.
Number of teeth on the driven pulley.
Tooth pitch. HTD: 3,5,8,14 mm. GT: 2,3,5,8 mm.
mm
Distance between pulley centers.
mm
Power to transmit.
kW
Speed of the driving pulley.
rpm

Results

Belt Length-mm
Belt Teeth Count-teeth
Speed Ratio-
Belt Speed-m/s
Belt Tension-N
References: Gates/Continental Belt Catalogs; ISO 5296