SHIBATA GRK DR competition membrane Soft R31S051

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From the "⚡SHIBATA⚡DR" brandThe DR competition diaphragm is finally here!Derived by repeating the test runDiaphragm that sticks to characteristics and materialsAdopted a new hardne ss that matches the recent RWD drift scene and spring characteristics.Original damper oil "SHIBATA DR damper oil" of courseWe also paid particular attention to oil resistance so that it does not expand even with silicone oil.GRK global standard resin damper cylinderGRK4/GRK5/shock upgrade kit, etc. Aluminum damper cylinderIt does both. Show more