Yokomo B9-501MA Molded Spool BD Series Upgrade  [B9-501MA]

Yokomo B9-501MA Molded Spool for BD9 2019
Price:
£5.29
Brand:
Yokomo
Model:
B9-501MA
GTIN:
0639342204687
Condition:
Brand New
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Yokomo Resin Spool for BD Series Chassis

The Yokomo B9-501MA molded spool is compatible with BD9 2019 and other BD series models. Its resin body and integrated pulley aim to offer durable, smooth operation suited to club and race use.

Fits Several BD Chassis

Works with models including MRTC-BD919, MRTC-BD10 and MSR-BD11 among others in the BD range. The design focuses on correct fit and dependable function across those chassis families.

Optimise Your Drivetrain

By combining a sturdy resin build with a pulley, the Yokomo B9-501MA helps maintain efficient torque transfer and consistent throttle response. It is a practical component for tuning handling and drive feel.
Remark :
Due to limited stock availability, please notice that some Yokomo items may have to order from the factory and the ready time is around 4-6 weeks. Customer purchases the item is assumed to accept the waiting time which allows us to order directly from the manufacturer if the item is out of our warehouse.

How long does a resin spool usually last?

Lifespan depends on use and impacts, but with routine checks and avoiding excessive shock a resin spool will give many sessions of reliable service.

Is this spool suitable for beginners?

Yes, the B9-501MA is straightforward to install and maintain, making it suitable for newcomers who want a durable, low fuss driveline part.

Any tips when replacing the spool?

Ensure pulleys align and rotate freely after fitting, check belt tension where applicable, and run a few slow laps to confirm there are no binding points.

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