Library › Car design › Caster angle

Caster demo

Caster demo: steering axis tilted back 26.5°, wheelbase 260 mm, Ø90 tyres (illustrative layout)

Exact dimensions. True size, no printing tolerance added. Threads are plain cylinders at the major diameter.

STEP STL free, Xem Studio Design License — Xem Studio

Let your AI pull this. Add https://xemstudio.com/mcp to Claude, ChatGPT, Cursor or any MCP client (free, no account, one minute) and it can look up exact sizes, mating fits and free STEP/STL from every chat.
Set it up →

From the full sheet

Caster angle: every size, notes, mating features and sources. What is caster and why do race cars and RC cars run so much of it?