CAT L1 Setups

Setups for the Schumacher CAT L1 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 Schumacher CAT L1?

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 CAT L1?

The CAT L1 transmission ratio is 2.45. 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 CAT L1 have?

83 teeth.

Where can I get parts for the CAT L1?
Try our partner Horizon Hobby. They carry many of the latest cars and trucks.