3Racing Sakura Advance 21 Graphite Upper Deck SAK-A578SO Track Upgrade  [SAK-A578SO]

Stiffen the Sakura Advance 21 with 3Racing SAK-A578SO

For racers wanting crisper chassis response, the 3Racing Graphite Upper Deck SAK-A578SO replaces the stock plate with a precision graphite component that boosts rigidity and refines handling. Swapping in this upper deck improves structural integrity and gives more immediate steering feedback during competitive track runs.

Graphite advantages for on-track performance

Graphite is prized for its low mass combined with high stiffness, delivering a controlled balance between flex and firmness. Fitting a graphite upper deck reduces rotating mass while retaining strength, which helps with mid-corner stability and consistent lap times.

Installation advice and chassis fit

The 3Racing Graphite Upper Deck installs using the Sakura Advance 21 factory mounting points and is straightforward for experienced tuners and hobbyists alike. It pairs well with common setup changes, allowing you to tune chassis balance for different surfaces and driving styles.