Vorsprung Secus Fork Air Spring Upgrade Kit - Fox A3 Images Uploaded - Ready for Review Short 32mm stack heightWide 55mm

Short 32mm stack heightWide 55mm faceplate for increased stiffness with wide handlebars

depending on the model

1965g (29" non-Boost)

Bolt circle Diameter (BCD) - 104BCD

Vorsprung Secus Fork Air Spring Upgrade Kit - Fox A3 Images Uploaded - Ready for Review Short 32mm stack heightWide 55mmFor the first time, we created an air spring with a truly better spring rate, everywhere in the travel, than a coil. The Secus upgrade delivers the first and only air spring system to really come indistinguishably close to the linear spring rate of a coil fork for the entire first 2 3rds of its travel, with the advantage of a gentle end stroke progression to prevent bottoming without the wall of force harshness that excessively progressive springs