Mugen Seiki MTX-4 52T Delrin Spur Gear by 3Racing MTX4-0852/V3  [MTX4-0852/V3]

Mugen Seiki MTX-4 Low Friction Delrin Supr Gear 0.8 Pitch 52T Ver. 3 - 3RACING MTX4-0852/V3
Price:
NZD$4.32
Brand:
3Racing
Model:
MTX4-0852/V3
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Upgrade the MTX-4 Drivetrain with a Delrin Spur

The Mugen Seiki MTX-4 52T Low Friction Delrin Spur Gear by 3Racing, MTX4-0852/V3, offers a low drag replacement that helps keep power delivery smooth across varied track surfaces. The 52-tooth, 0.8 pitch profile is engineered for reliable tooth engagement and reduced mechanical loss.

Why Delrin Works Well in Spur Gears

Delrin is favoured for spur gears because it slides smoothly against metal pinions while resisting wear in normal racing conditions. That combination reduces heat and prolongs the effective life of the drivetrain compared with softer plastics.

Fitment and Installation Notes

Designed to match the MTX-4 layout, this spur installs cleanly and maintains correct gear alignment. It is suitable for racers swapping worn spurs or tuning gear ratios for better on-track balance.

Yes, the 0.8 pitch allows standard pinion options; just check mesh after changing pinions to maintain smooth engagement and avoid excessive wear.
Delrin is durable but should be inspected more often in abrasive conditions; clean debris from teeth after runs to preserve smooth operation.
The primary effect is reduced friction and slightly improved acceleration feel; top speed will depend on your overall gear ratio and motor setup.
A short run-in under moderate load is usually sufficient to seat the teeth; no aggressive sanding is necessary for Delrin spurs.

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