Tamiya 9403420 Lower Deck - TB Evo.7 Performance Part  [9403420]

Track-focused lower deck for TB Evo.7

The Tamiya 9403420 lower deck is built to suit the TB Evo.7 chassis, offering a tougher base that supports aggressive driving and higher cornering loads. It combines precision fit with robust construction for everyday track use.

Reduce flex for more predictable handling

Adding this lower deck helps control chassis flex so steering inputs translate more directly to tyre movement, which is useful when pushing the car harder or experimenting with setup changes.

Direct fitment to TB Evo.7 with no major mods

Designed for the Tamiya TB Evo.7 mounting layout, this lower deck installs without major adjustments and is compatible with typical touring car component layouts.