This GPM spare kit combines connector fittings with 1.2mm damper springs in the 113mm size noted in the title, aimed at maintaining HPI Savage 21 suspension during routine upkeep or race repairs. The matched items are supplied to preserve original link geometry and mounting alignment.
Fit the connectors to replace worn linkage parts or install the 1.2mm springs to recover desired preload and travel characteristics. The pack is useful for hobbyists who want repeatable suspension feel while avoiding chassis alterations.
A practical parts pack for replacing lost or damaged links and keeping a consistent spring rate across Savage 21 shocks.
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