Sirris F43 Fork Spring (single) Ventus One • Balanced load

• Balanced load

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

(rebound adjusted using tool)

200 lbs - 240 lbs (Heavy = 5

Sirris offers two weight ranges when selecting your CMX Tune F43 fork for Surron Light Bee X (LBX)

Sirris F43 Fork Spring (single) Ventus One • Balanced loadFork 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