Precision Upgrade Kyosho UM522 65.5mm Swing Shaft for RB5 SP  [KY-UM522]

Kyosho UM522 - Universal Swing Shaft (65.5/2pcs/RB5 SP)
Price:
CAD$0.00
Brand:
Kyosho
Model:
KY-UM522
GTIN:
4548565130382
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Durable Drivetrain Upgrade for RB5 SP

The Kyosho UM522 universal swing shaft is a practical upgrade for RB5 SP owners who want a stiffer, more consistent driveline. At 65.5mm it is manufactured to tight tolerances to reduce play and improve power delivery for everyday club runs and competitive outings.
Remark :
Due to limited stock availability, please notice that some Kyosho 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.

Will the Kyosho UM522 fit other RB5 variants?

This shaft is made for the RB5 SP geometry and is optimised for that series. For other RB5 variants, check measurements and mounting points before swapping.

How hard is the install for a typical hobbyist?

Installation is straightforward with basic tools. Remove the old shaft, inspect bearings and cups for wear, then install the UM522 and verify alignment and free rotation.

What routine checks keep the swing shaft lasting?

Regularly inspect for play, clean grime from joints, and relube splines when needed. Also monitor adjacent driveline parts to prevent premature wear.

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