See our article about clutches for details.


Gear Ratio Calculator
Dial in your pinion and spur in seconds — free, with rollout and FDR.
Learn how a slipper clutch affects the acceleration of your RC car
See our article about clutches for details.


Shock Oil Conversion Chart
Weight to cSt across every major brand, in one table.

Should You Use a Slipper or Differential in the Middle of your 4WD RC Car?
Should you be using a slipper or a differential in the center of your 4WD RC car? Hall Brothers RC explains how to choose and how to set each one optimally for your track conditions.

How to Set a Slipper Clutch
TLR Product Developer Frank Root explains the ins and outs of setting a slipper clutch on a 1/10 scale RC car. He uses a 22 5.0 DC for the demo, but the advice applies to any off-road 1/10 scaler.