Cero Ultra/ACE

Cero Ultra/ACE Setups

Setups for the 3Racing Cero Ultra/ACE 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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What pinion should I use for a 3Racing Cero Ultra/ACE?

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 Cero Ultra/ACE?

The Cero Ultra/ACE transmission ratio is 1.9. 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 Cero Ultra/ACE have?

112 teeth.

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