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1/8 Buggy Race Tire Chart

Every race tire and compound, organized by brand.

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Shop springs at AMain

Buggy, truck, on-road springs — every rate, every color.

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RC Setup App icon

Free to start · iOS & Android

Setup App & Race Log

Your Tamiya TRF421 is in the RC Setup App

Save every setup change you make to your Tamiya TRF421, get AI tuning answers for that exact car, and log your races — at the track or back in the pits.

  • Setup Tracking
  • AI Mechanic answers
  • Find & Share Setups
  • Race Log
  • Gear Ratio Calculator
  • Free to use
Download on the App StoreGet it on Google Play
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