SteerMaster steering systems are no longer being manufactured and parts are no longer available. However, we do have a supplier of the Mark II and Mark III replacement cables only, which are listed below. These cables are manufactured once a year and when stock is gone, it isn't available until the next year.
The 2016 cables that are left are listed below. There are currently no Mark III Cables available. The next shipment will be in around mid-February 2017 and all lengths should be available at that time.
Measuring Replacement Cable Lengths
Mark II & Mark III Cable Differences
Determining Cable Length