Kyosho UM577 Ultima SB Vintage Replacement Arms  [KY-UM577]

Kyosho UM577 - Suspension Arm Set (Ultima SB)
Price:
NZD$13.08
Brand:
Kyosho
Model:
KY-UM577
GTIN:
4548565444373
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Bring Back Smooth Handling to Your Ultima SB

If you work on vintage Kyosho models, the Kyosho UM577 Suspension Arm Set is a practical service upgrade. Built for the Ultima SB family, these arms restore proper suspension geometry and help older cars feel more composed on tracks and trails.

Notable Features of the Kyosho UM577 Suspension Arm Set

  • Compatibility: Specifically matched to Ultima SB mounting points for accurate installation.
  • Durability: Engineered from long-lasting materials to resist everyday wear from club use.
  • Precision Engineering: Consistent manufacturing yields improved cornering and suspension response.

Who Benefits from This Suspension Set?

The Kyosho UM577 Suspension Arm Set suits restorers and active RC drivers wanting dependable parts for regular running. With reliable construction and an OEM-style fit, these arms are a sensible choice for keeping a classic Ultima SB on its feet during weekend sessions.
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.

Can I use these arms with upgraded hubs?

They pair well with many aftermarket hubs, but confirm clearances and screw lengths to avoid interference.

What maintenance keeps these arms lasting longer?

Regular cleaning, checking pivot pins and replacing worn bushings will extend service life and keep handling consistent.

Do they affect ride height or track width?

They are made to original dimensions so ride height and track width should remain unchanged, assuming stock hardware is used.

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