
Fox DHX 5.0/4.0 and VanRC* Speed Sensitive DamperAdjuster Kit

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Replaces the ProPedal Adjuster with a low speed compression adjuster and
a custom valved high speed piston system in the existing Fox piggyback housing.
This conversion complements
the revalved main piston to completely convert the DHX/VanRC* to a true speed
sensitive damper.
...Technical
Discussion Here...![]()
Includes revalve and setup for rider, frame and conditions.
Also includes complete rebuild service, new improved seals and dust wiper
system, oil, nitrogen charge and typical wear parts* included in price
*(Typical wear parts: shaft seal, dust scraper, shaft bushing, reducer DU
bushings, and o-rings)
Optional:
Shape factor bottom-out bumper (Available now $15.95)
Choice of Reservoir Volume Expansion Kit: modified reservoir(available now, included in the cost) or extended volume cap (Available now $49).
The larger the reservoir the less pressure increase during full compression,
this pressure effects the midstroke harshness for rising rate linkages.
Also the longer the run the hotter the shock gets, and with small reservoir
volumes this could double the pressure in the shock at the beginning of the
stroke and make it feel topped out or over preloaded.
Regressive linkages like the "Sunday" only benefit from the bottom-out
original reservoir. Most frames need the modified reservoir.
High rising rate frames and aggressive extended downhill runs on linear and
progressive linkages will need the extended reservoir.
Available soon, DHX 3.0 optimized SSD internal replacement Valve, and research is being done currently on viability of DHX Air shock conversions to SSD technology
Not available as a self install kit.
Fox DHX 5.0/4.0 and VanRC* Speed Sensitive Damper (SSD) Adjuster Kit and Revalve/Rebuild Shock must be sent in to receive modifications. Price $199 Available Now * VanRC has Modified High Speed Adjuster Valving with wider range
22 click low speed adjuster
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Fox DHX 5.0/4.0
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Fox VanRC
Shown with Optional Extended Reservoir Cap (available now)
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DHX 5.0/4.0 SSD ADJUSTER |
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Low speed adjustment - 15 clicks provided now with the existing Blue Propedal knob High speed adjustment - Internal Shim Stack Revalvable High speed Shims to tune out high speed harshness and dial in bottoming control Installs directly into the DHX housing, uses exiting Propedal knob as new low speed adjuster |
Low speed adjustment - 22 clicks provided now with the existing Blue Low Speed Knob High speed adjustment - Internal Shim Stack Revalvable High speed Shims to tune out high speed harshness and dial in bottoming control Modified High Speed Adjuster Valving with wider range 22 click low speed adjuster |
Shape Factor Bottom-Out Bumper |
Fox DHX 5.0/4.0 and VanRC* Speed Sensitive Shape Factor Bottom-Out Bumper Add option here Price $15.95 Available Now
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DHX Extended Reservoir Cap
VanRC Extended Reservoir Cap |
Fox DHX 5.0/4.0 and VanRC* Speed Sensitive Extended Reservoir Caps Gold Anodized Add option here Price $49 Available Now
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e-mail
at
:
techinfo@avalanchedownhillracing.com