3Racing RC18-008/SI Caster Block for Team Associated RC18T RC18R Tough Front Upgrade  [RC18-008/SI]

Aluminum Caster Block Upgrade for Team Associated RC18T and RC18R

Upgrade the front end of your Team Associated RC18T or RC18R with the 3Racing RC18-008/SI aluminum caster block. This replacement improves front-end stiffness and delivers a more consistent steering feel across a variety of surfaces.

Durability Designed for Track Use

Made from quality aluminum and machined to precise tolerances, the caster block reduces flex and keeps steering inputs accurate during aggressive driving. The stronger material also stands up better to knocks and routine wear.

Easy Swap, Factory Geometry Maintained

The RC18-008/SI is a direct replacement that preserves factory geometry and mounting points, allowing quick installation with standard tools. The upgrade is suitable for hobbyists and racers seeking a reliable front-end improvement.