The Tamiya 4025067 upper deck is built for drivers who want a firmer central chassis on the F103R platform. By reinforcing key areas it cuts down chassis twist and helps the car hold lines better through corners. It installs using the chassis original fixings and provides a dependable, precise fit.
Engineered with lap times in mind, this deck helps stabilise handling under load and improves steering consistency. It is robust enough for regular competitive use while remaining straightforward to fit. The 4025067 supports tuners who need a predictable base to build setup changes on.
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