Tamiya Mini 4WD compatible 19mm ringless aluminum ball race roller M4WD-40/RE red spare roller by 3Racing  [M4WD-40/RE]

Tamiya Mini 4WD 19mm Aluminum Ball -Race Rollers ( Ringless-Light weight ) -Red - 3RACING M4WD-40/RE
Price:
CAD$8.84
Brand:
3Racing
Model:
M4WD-40/RE
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M4WD-40/RE red 19mm ringless aluminum roller for Mini 4WD

This M4WD-40/RE spare roller is a 19mm ringless aluminum ball race roller finished in red. The body uses lightweight aluminum and the ringless layout reduces rotating mass compared with a ringed roller. It serves as a direct replacement where a 19mm assembly is specified.

The roller fits most Mini 4WD setups that accept 19mm rollers. Actual fit depends on axle diameter and spacer stack used on each chassis; experienced builders should confirm mounting dimensions and clearance before fitting. Where relevant, use on performance-oriented chassis such as MA, MS, AR and FM-A if the mounting interface matches the vehicle.

Collectors and display modellers should note the finish and colour when matching builds. This description focuses on material and form factor rather than lap-time claims. Installation is standard for a 19mm roller and uses the usual axle and spacer components; mounting hardware is not guaranteed included.

Will this M4WD-40/RE roller work with any 19mm axle setup?

Fit depends on axle diameter, spacer thickness and bracket clearance. If your model uses a standard 19mm roller arrangement, this part is compatible in principle; always measure before installation.

Is the ball race sealed or serviceable on this unit?

The listing describes a finished 19mm ball race roller in ringless form. No service instructions are provided, so treat it as a factory-finished spare and do not assume user-serviceable internals.

Can I fit this on MA, MS or AR chassis?

Yes, provided the chassis accepts a 19mm roller and the axle/spacer geometry matches. Check for interference with bodywork, stabilisers or side guards before final assembly.

Does the package include spacers or axle pins?

The description focuses on the roller itself. Do not assume inclusion of axle pins, spacers or screws; use parts from your existing build or buy spares separately.

Should I choose this for display builds or track use?

For display, colour and finish are the priority. For track use, confirm fit and mounting security; the ringless form factor reduces mass but the listing does not claim specific speed gains.

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