🔤 RC Glossary
Every RC term, decoded
Cars, crawlers, boats, planes, helis, drones, tanks and radios — every real term, plain English, no jargon left behind. New to RC? Start here.
447
Terms
17
Categories
Cross-linked to the Wiki, Guides and Tuning Guide.
B
C
D
⚙️
Diff Oil
The thick silicone oil inside a gear diff, rated in centistokes (cS…
⚙️
Differential
A gear or fluid-filled unit that lets the left and right (or front…
⚙️
Dogbone
A simple driveshaft with pinned ends shaped like a dog bone — cheap…
⚙️
Drive Cup
The cupped fitting on a diff outdrive, transmission or axle that a…
⚙️
Drive Pin
The small hardened cross pin that locks a driveshaft, dogbone or wh…
F
G
I
O
P
R
S
⚙️
Shaft Drive
A drivetrain that transfers power through a solid metal shaft rathe…
⚙️
Slipper clutch
An adjustable friction clutch on the spur gear that lets the drivet…
⚙️
Spool
A locked (non-differential) axle where both wheels are forced to sp…
⚙️
Spur
The large main gear the pinion drives. Set the pinion-to-spur mesh…
⚙️
Stub Axle
The short shaft in the hub carrier that the driveshaft drives and t…