XRAY 372178 Soft Black Springs - Precision RC Tuning  [XR-372178]

XRAY 372178 Spring 4.05 Coils 3.6x6x0.45mm, C=2.5 - Black (Soft) (2)
Price:
£5.42
Brand:
XRAY
Model:
XR-372178
Condition:
Brand New
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alt="XRAY 372178 Spring 4.05 Coils 3.6x6x0.45mm, C=2.5 - Black (Soft) (2)" title="XRAY 372178 Spring 4.05 Coils 3.6x6x0.45mm, C=2.5 - Black (Soft) (2)"

Precision Tuning with Soft Coil Springs

Use the XRAY 372178 Soft Black Coil Springs to refine front-end behaviour on pan cars and formula models. Their soft C=2.5 rating is aimed at improving traction and delivering a smoother response over varied surfaces.

Made for Incremental Setup Changes

The XRAY 372178 springs let you adjust suspension sensitivity in small steps. The black powder finish helps with quick part recognition and guards against minor wear, making them suitable for tuners chasing consistent handling.

How Spring Rate Influences Grip

Spring stiffness is set by wire thickness and the number of coils. A lower C value gives a softer, more compliant ride for rough tracks; a higher C stiffens the car for flat circuits. The C=2.5 option is a softer choice for improved mechanical traction.

Remark :
Due to limited stock availability, please notice that some XRAY 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.
They can be used in conversions if the spring seat and retainer match; always confirm the fit and ride height before committing to a race setup.
Yes, changing spring rate may require ride height and corner weight adjustments to maintain the desired handling balance.
Keep springs dry and clean in a sealed box and avoid exposure to salt air or moisture. A light protective coating can help if you store them long term.

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