Pitching Damper Shock Shaft & Piston (YOKYX40S) for YRX-12 Yokomo  [YOKYX40S]

Yokomo YX-40S - YRX 12 Shock Shaft . Piston for Pitching Damper
Price:
AUD$12.59
Brand:
Yokomo
Model:
YOKYX40S
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How This Shaft Changes Pitch Behavior

The YOKYX40S shaft and piston set from Yokomo is a replacement kit for YRX-12 pitching dampers that directly influences damper flow and pitching dynamics. Replacing aged pistons or shafts brings back controlled stroke response and stabilises damper reaction under braking and acceleration.

Fitment follows standard damper servicing: remove the pitching damper from the chassis, disassemble per your service routine, replace the shaft and piston, and reassemble with your existing seals and chosen oil. Confirm the piston travels smoothly before refitting the damper to the car.

For setup impact, note that shaft and piston changes alter damping characteristics rather than spring stiffness. To keep tuning consistent, use the same piston hole count and oil viscosity when swapping components to sustain predictable pitch control on track.

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.
Yes. Different piston condition or design will change flow and mid-stroke damping, affecting pitch transitions; match hole count and oil to the setup you want.
Expect more consistent damping right away; fine-tuning may still be needed to dial in pitch response depending on piston holes and oil viscosity.
It is recommended to use the same oil grade to preserve baseline behavior, but changing oil is an option if you are re-tuning the damper for different pitch characteristics.

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