The Tamiya 42347 TRF420 Carbon Upper Deck increases chassis rigidity and refines handling under load. Manufactured in 2mm carbon fiber, this replacement part is built for durability while keeping weight low for better lap times.
This upper deck is made for the TRF420 chassis and installs with the original mounting points for an easy swap. Check the Tamiya R/C Parts Matching List for full compatibility details before fitting.
Carbon fiber provides an excellent strength to weight balance, so this 2mm upper deck adds stiffness without sacrificing agility. Many drivers notice crisper steering and improved response after upgrading.
Inspect the upper deck after heavy impacts or routine maintenance and replace if it shows cracks or delamination. Keeping the deck in good condition helps preserve suspension geometry and handling consistency.
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