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

Tamiya Mini 4WD 19mm Aluminum Ball -Race Rollers ( Ringless-Light weight ) -Red - 3RACING M4WD-40/RE
Price:
£4.68
Brand:
3Racing
Model:
M4WD-40/RE
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M4WD-40/RE red 19mm ringless aluminium roller for Mini 4WD use

The M4WD-40/RE spare roller is a 19mm ringless aluminium ball race roller with a red finish. The aluminium body keeps weight down while the ringless design reduces rotating mass relative to traditional ringed rollers. It is supplied as a direct replacement where a 19mm roller unit is required.

Compatibility extends to Mini 4WD setups that accept 19mm rollers, though final fit depends on axle diameter and spacer arrangement used on the chassis. Confirm mounting geometry and clearances prior to fitting. The roller is suitable for chassis lines such as MA, MS, AR and FM-A when the interface matches.

For collectors, finish and colour are important when matching display models. This description concentrates on material and construction rather than specific performance claims. Installation follows standard 19mm roller practices and typically uses existing axle and spacer parts.

How can I check if the M4WD-40/RE fits my model?

Measure your axle diameter, spacer thickness and clearance at the bracket. If those align with a standard 19mm roller fitment, the part should be compatible.

Are these rollers user-serviceable?

The item is described as a finished ringless ball race roller. No service instructions are given, so treat it as a factory-assembled spare rather than a regularly serviceable bearing unit.

Will it clash with bodywork or stabilisers?

Potential interference depends on your chassis and accessory layout. Trial fit and check for contact with stabilisers, side guards and the body before running on track.

Is mounting hardware included with the roller?

The description focuses on the roller itself; do not assume axle pins, spacers or screws are supplied unless the seller states otherwise.

Should I pick this for track tuning or show models?

For show models, finish and colour match are priorities. For tuning, check fit, mounting security and that the ringless form suits your stabiliser setup; the listing does not promise measurable performance increases.

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