2025 Fox 38 Grip X2 Damper Upgrade Kit - The Lost Co. - Fox Racing Shox - 820-18-543-KIT - 821973496207 - -

2025 Fox 38 Grip X2 Damper Upgrade Kit

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$ 400.00 USD
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$ 400.00 USD
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820-18-543-KIT
Ships within USA only

Pickup Not Available in our Bellingham, WA shop Store Info

  • The Lost Co

    Pickup Not Available in our Bellingham, WA shop

    2106 Pacific Street
    Ste 102
    Bellingham WA 98229
    United States

    +1 (360) 306-8827


New for model year 2025 is the Fox GRIP X2 Damper. Built off of the foundation of the wildly successful GRIP2 damper, the GRIP X2 is built for utmost performance and adjustability. The GRIP2 damper had a 20mm base valve and 7 shims, while the GRIP X2 has an oversized 24mm base valve and 23 shims. This results in more sensitivity and a wider range of adjustability within the clicks. The increased range of adjustability also means that the GRIP X2 is easier to tune than the GRIP2 since each individual click makes a more noticeable difference in feel. 

This upgrade kit will fit any 2020 and newer Fox 38.

  • This upgrade kit includes (1) Fox GRIP X2 damper which is compatible with all Fox 38 models.
  • This upgrade allows you to independently adjust the High & Low Speed Compression plus High & Low Speed Rebound.
  • Variable Valve Control (VVC) on the rebound circuit.
  • Pair up your GRIP X2 fork damper with a DHX2 or Float X2 rear shock to maintain similar suspension performance and adjustability front and rear.


*NOTE - Fox 4wt Suspension Oil is required for the GRIP X2 damper.

FAQ

Which models of Fox forks does the GRIP X2 damper fit in?


The Fox 38 version of the GRIP X2 damper fits in any model of Fox 38 fork including the Factory, Performance Series Elite and Performance Series models. This is a plug-and-play installation without any modifications required to the fork. You do need to use Fox 4wt Oil in the damper-side lower leg to lubricate the damper, and this is the only oil that you can use with the GRIP X2 damper.

Will I need to purchase a GRIP X2 damper in the same travel length as my fork?


You do not need to pay any attention to your fork travel when upgrading your damper. The damper only has a maximum travel extension, but not necessarily a minmum travel compression. The Fox 36 can be set all the way down to 150mm of travel via different air springs, and the GRIP X2 damper will simply compress within the fork to match the fork's travel.

        •  

GRIP X2 Damper Maximum Travel (DO NOT EXCEED): 180mm

 

What is included with this damper?


Included is (1) GRIP X2 damper with all of the adjustment knobs for the compression and rebound circuits, a new foot nut and a new crush washer.

What supplies and special tools do I need to install the GRIP X2 damper in my fork?


If your fork has under 50 hours of riding on it
you can simply remove your current damper and install the new GRIP X2 damper without dropping the lower legs. All you need for this is a bottle of Fox 4wt Oil for the damper-side lower leg to lubricate the damper, and this is the only oil that you can use with the GRIP X2 damper. You will need a 28mm Chamferless Topcap Socket to remove a GRIP2 damper and install the new GRIP X2 damper, and will need a 26mm Chamferless Topcap Socket to uninstall a basic GRIP damper. We would also recommend using a syringe to easily insert the oil into the stanchion.

If your fork has over 50 hours of riding on it we would recommend dropping the lower legs and performing a basic lower leg service. You might as well do this to avoid upgrading your fork with a more sensitive damper, only to be potentially held back in performance from sticky lowers that could benefit from a lowers service. For this procedure, you will need Fox 4wt Oil for the damper-side lower leg, Fox 20wt Gold Oil for the spring-side lower leg, Slickoleum to lubricate seals, a syringe to easily insert the oil into the stanchion and a Fox 8.2mm ID Crush Washer for the air spring. You will need a 28mm Chamferless Topcap Socket to remove a GRIP2 damper and install the new GRIP X2 damper, and will need a 26mm Chamferless Topcap Socket to uninstall a basic GRIP damper. We also recommend using Maxima Suspension Clean to clean out the lower legs and Fox Lower Leg Removal Tools to make things easier.

If your fork has over 75 hours of riding on it we would recommend performing a lower leg service and installing new dust wipers since you are at the interval for dust wiper replacement. For this procedure, you will need Fox 4wt Oil for the damper-side lower leg, Fox 20wt Gold Oil for the spring-side lower leg, Slickoleum to lubricate seals, a Fox 38 Dust Wiper Kit to get new dust wipers/foam rings/crush washers, a Fox 38mm Seal Driver to install the new dust wipers and a syringe to easily insert the oil into the lower legs. You will need a 28mm Chamferless Topcap Socket to remove a GRIP2 damper and install the new GRIP X2 damper, and will need a 26mm Chamferless Topcap Socket to uninstall a basic GRIP damper. We also recommend using Maxima Suspension Clean to clean out the lower legs and Fox Lower Leg Removal Tools to make things easier.

Do I need to drop my fork's lower legs to install the new GRIP X2 damper?


If your fork has under 50 hours of riding on it
you can simply remove your current damper and install the new GRIP X2 damper without dropping the lower legs. All you need for this is a bottle of Fox 4wt Oil for the damper-side lower leg to lubricate the damper, and this is the only oil that you can use with the GRIP X2 damper. You will need a 28mm Chamferless Topcap Socket to install the GRIP X2 damper, and need a 26mm Chamferless Topcap Socket to uninstall the current GRIP damper. We would also recommend using a syringe to easily insert the oil into the stanchion.

To do this: Remove your current damper, insert your GRIP X2 damper into stanchion with the adjustment knobs removed, install the lower crush washer and tighten the foot nut, use a syringe to insert the 4wt oil into the stanchion in the space underneath the top of the damper, thread the top of the damper into the crown and finally install the GRIP X2 damper adjustment knobs.

If your fork has over 50 hours of riding on it please read the section above to learn about our service and installation notes as we do recommend dropping the lower legs to service the fork while you install your new GRIP X2 damper.


MPN: 820-18-543-KIT
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UPC:821973496207
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