Xem Studiomeasured geometry

Library › RC cars › Wheel hexes ·

17 mm RC wheel hex

What size is a 17 mm RC wheel hex and which cars use it? · Standard part · basis: Manufacturer specifications (ARRMA (Horizon Hobby), Traxxas, HPI Racing)

Also called: 17mm wheel hex, 17mm hex rc, 17 mm hex adapter, 17mm hex wheels, which rc cars use 17mm hex, 17mm hex size, hexágono 17mm rc, 17mm sechskant rc, hex 17mm rueda rc

Exact dimensions. True size, with no printing tolerance added.

length
17 mm
width
17 mm

Notes

  • A 17 mm wheel hex is the hexagonal drive between axle and wheel; 17 mm is the across-flats size. The file is a 17 mm across-flats hexagon profile.
  • Hex thickness, drive-pin size and bore are not published as a standard and are not modelled.
  • True size, no printing tolerance added. Only published numbers are used; anything not published is said so.

17 mm RC wheel hex size chart

dimensionvalue
Across flats17 mm
Traxxas Maxx variant17 mm keyed hex with 5 mm wheel nut
Used on (published)ARRMA Kraton 6S/4S, Outcast 6S, Mojave 6S; Traxxas Maxx (keyed, 5 mm nut); HPI Savage XL Flux; Losi LMT and Super Baja Rey 2.0

Where the files are

Other publishers' files are linked, not hosted. "verify" = check the license at the link before commercial use.

ARRMA (Horizon Hobby)1/8 Kraton 6S 4X4 RTRwebPublisher's page; dimensions are facts
TraxxasMaxx 89076-4webPublisher's page; dimensions are facts
HPI RacingSavage XL Flux #160095webPublisher's page; dimensions are facts

Free files

★ Free files 1 parts. Generated by Xem Studio from the standard; threads are plain cylinders at major diameter. CC BY 4.0. index.json

rc-wheel-hex-17mm-hex-profileHexagon 17 mm across flats, 1 mm reference thickness (hub length not published)STEP · STL
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 →

Plain text: sheet.txt · JSON: /api/geometry?object=rc-wheel-hex-17mm

17 mm RC wheel hex, isometric render of a generated part
Render of rc-wheel-hex-17mm-hex-profile from the free STEP; not to scale.

Fits with

7 mm RC wheel hex, isometric render of a generated part
7 mm RC wheel hex7×7 mm★ 1 file
12 mm RC wheel hex, isometric render of a generated part
12 mm RC wheel hex12×12 mm★ 1 file
14 mm RC wheel hex, isometric render of a generated part
14 mm RC wheel hex14×14 mm★ 1 file
24 mm RC wheel hex, isometric render of a generated part
24 mm RC wheel hex24×24 mm★ 1 file

Questions

Which RC cars use 17 mm hexes?

ARRMA Kraton 6S/4S, Outcast 6S, Mojave 6S; Traxxas Maxx (keyed, 5 mm nut); HPI Savage XL Flux; Losi LMT and Super Baja Rey 2.0.