Sirris F43 Fork Spring (single) Ventus One (rebound adjusted using tool)

(rebound adjusted using tool)

Sirris complete fork decal kit F43 fork

designed to go fast over a wide variety of terrain

The new Sirris R38 shock brings real big-bike suspension technology to compact e-motos

155MM X 30MM

Sirris F43 Fork Spring (single) Ventus One (rebound adjusted using tool)Fork springs for Sirris F43 forks are sold as individual units. Two springs are required for your fork. You can combine two sequential rates to get an "in between" total fork spring weight if desired. For example, our standard Surron Trail Med Rate is 4. 6 N_MM. It has a 4. 4 one side, and 4. 8 on the other side to get the average of 4. 6 for the fork. Oil and clicker settings should be the same on both sides, you do not need to individually change