The GPM MZA031R-0206 alloy rear knuckle arm holder enhances rear-end stiffness and steering precision on Kyosho Mini-Z AWD chassis. With a toe-out of -0.2mm and a 0.6mm thickness, the part provides measurable changes to handling for detailed setup work.
Check toe settings after installation and use this alloy holder to reduce unwanted flex and maintain consistent geometry during competitive use. It is suited to tuners seeking repeatable handling improvements.