RockShox SID Air Shaft

This specific air shaft is compatible with SID RLC A1, SID XX, RL B1, and Reba A7 (2018+) models designed for 29-inch wheels. Always verify your fork's specific model year and chassis type before purchasing to ensure a proper fit.

Yes, this component is designed to set your fork travel to 80mm. If your current fork is set to a different travel length, installing this shaft will adjust it to the 80mm specification.

Yes, this is an original equipment manufacturer (OEM) part from RockShox. It is engineered to meet the exact tolerances and performance standards of your suspension system.

Yes, performing an air shaft swap requires standard suspension service tools, including a socket set, pick tools, and fresh suspension oil or grease. If you are not comfortable with internal fork service, it is recommended to have a professional mechanic perform the installation.

You might replace the air shaft if you are performing a full service to restore smooth performance, if the internal seal surfaces have become damaged, or if you want to modify your fork's travel to better suit your riding style.