TRF420

TRF420 Setups

Setups for the Tamiya TRF420 shared by racers around the world.
See the setups below, or get our app to have them handy at the track.
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Setups

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FAQs

What pinion should I use for a Tamiya TRF420?

Try our free RC Gear Recommender App to get an AI-powered recommendation! Just enter your motor and a few other details, and we'll recommend a pinion to start with for your track conditions.

What is the transmission ratio (internal ratio) of the TRF420?

The TRF420 transmission ratio is 1.85. For help calculating your gear ratio, Final Drive Ratio (FDR), or rollout, try our Gear Calculator Pro App.

How many teeth does the stock spur gear for the TRF420 have?

116 teeth.

Where can I get parts for the TRF420?
Try our partner Horizon Hobby. They carry many of the latest cars and trucks.