Monotube Mountain Bike Downhill/Freeride Rear Shock Absorber

• Nitrogen charged internal floating piston design
• Mono tube inline internal floating piston design
• Internal Floating Piston reservoir design to fit most frames
• Bottoming resistance is provided by a Internal Floating Piston (IFP) with Progressive Ramp-Up Control (PRC) and Hydraulic Oil-Lock(HBO) Anti-Bottoming System (ABS)
• Same working components as our remote reservoir DHS shock
* Available lengths: due to internal length constraints these are the only sizes available

Eye to Eye
Spring Rates
8.50, 8.75

• Common bleed rebound adjustment, 16 clicks
• Compression is controlled by shaft speed sensitive damping
• High speed progressive compression and rebound valving for increased plushness and improved bottoming resistance
• Includes custom revalve, setup for rider, frame leverage and conditions. Custom printed set-up chart included.
• Low speed blow-off anti-bob valving
• MX seal and valving technology
• Teflon coated piston ring and shock body bore for reduced friction and heat
• O-ring sealed DU bearings and 17-4-PH stainless steel reducers
• 30 mm ID shock body and 12.5 mm OD shaft
• Heavy duty shaft bumper with anti-bottoming shape factor bumper cup chamber to prevent bottoming

• Weight of 9.5 x 3.0 -10 oz

Price $499

Order Here:

Choose the type of riding that you will be doing so we can custom valve it to your specific needs.

Type of Riding

Choose your shock size for your frame.

Shock eye to eye
and stroke

Choose rider weight.
Rider weight is without gear, we add 5-7 lbs for DH gear, 7-10 lbs for All-Mtn/Freeride.

Rider Weight

Choose the spring rate you will be using with the shock. Make sure that this spring gives you 30% sag with 2-3 turns of preload.
We will help you choose your correct spring if you are unable to.
Click here for sag setting Tips

Spring Rate

Choose your rider ability for us to set-up your shock.

Rider Ability

Provide us with Bike info to set-up your shock.




Provide us with any other info to help us set-up your shock.

Set-up Info



Applications List

Click here for Downloadable DXF Files

Download an Owners Manual (459k)


Hydraulic Oil-Lock(HBO) Anti-Bottoming System (ABS)


Cross section shown at full compression with Hydraulic ABS at full engagement.

This prevents harsh bottoming while providing plush damping thru entire stroke.