2008-2016 Super Duty High Mount Steering Stabilizer (CS-FHMSS-08)
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2008-2016 Super Duty High Mount Steering Stabilizer (CS-FHMSS-08)
Carli high mount steering stabilizer for the 2008-2016 Ford Super Duty. This steering stabilizer mounts in a high-clearance position to reduce steering feedback and improve handling on lifted applications. Custom-tuned damping eliminates shimmy and death wobble conditions.
Features
- High mount design for maximum ground clearance
- Custom-tuned damping for lifted Super Duty applications
- Reduces steering feedback and road vibration
- Eliminates shimmy and death wobble
- Direct bolt-on installation
Specs
- Position: Front steering
- Mount Style: High mount
From Carli Suspension
2005-07 Super Duty:
No High mount is available thanks to the factory stem-top shock mounting style. We recommend the Fox 985-24-035. It’s a good-quality stabilizer but the frame bracket requires substantial clearance to fit the stem-top Fox shock.
- Low Mount Steering Stabilizer: Carli Differential Guard and tie-rod clamp provide mounting provision for this stabilizer. A higher nitrogen charge pushes to the Right to counter-act a Left Hand Tire Pull.
2008-16 Super Duty:
Adds ability to run the High-Mount.
- Low Mount Steering Stabilizer: Carli Differential Guard and tie-rod clamp provide mounting provision for this stabilizer. A higher nitrogen charge pushes to the Right to counter-act a Left Hand Tire Pull.
- High Mount Steering Stabilizer: Installs up and out of the way with the provided frame hardware and Drag-Link Bracket. A higher nitrogen charge pushes to the left to counter-act a Right Hand Tire Pull. Combine with a Carli Low-Mount for a true, infinitely adjustable stabilization system for optimal damping with any tire.
2017-21 Super Duty:
Same as 2008-16 but the high mount runs a short rod-end at the drag link bracket.
- Low Mount Steering Stabilizer: Carli Differential Guard and tie-rod clamp provide mounting provision for this stabilizer. A higher nitrogen charge pushes to the Right to counter-act a Left Hand Tire Pull.
- High Mount Steering Stabilizer: Installs up and out of the way with the provided frame hardware and Drag-Link Bracket. A higher nitrogen charge pushes to the left to counter-act a Right Hand Tire Pull. Combine with a Carli Low-Mount for a true, infinitely adjustable stabilization system for optimal damping with any tire.
What is a Steering Stabilizer?
Contrary to popular belief, It’s not a magic cure for a wandering truck and it won’t fix your death-wobble. Well, it may mask Death Wobble and certainly helps ward it off by damping front-end forces leading to it but, I digress – read our other blog article if you’re after a fix for death wobble… A steering Stabilizer is simply a damper designed for your steering. A Steering Damper’s purpose is to increase steering predictability while minimizing volatility, road noise and driver fatigue. Simply put, a good steering stabilizer will stabilize the steering; shocker, right?
Stock Steering Stabilizers are designed for stock steering and stock tires. They work well in this application (for about 50,000 miles) and ONLY this application. Throw on a Carli kit and some 35” or 37” tires and you’ll be left wanting. When the tire size increases, the stabilizer should be upgraded as well. Larger, aftermarket tires are significantly heavier and harder to control than factory tires, even in on-road applications.
Types of Stabilizers:
There are two main types of aftermarket stabilizers, Emulsion and IFP (Internal Floating Piston). Both are “gas” charged and contain oil. Emulsion shocks are significantly cheaper than their IFP counterpart. These dampers mix the oil with the gas charge. Although the oil is pressurized by the gas, emulsion shocks do not function well in horizontally mounted applications; i.e. steering stabilizers. When mounted on its side, the oil rests on the bottom as it’s heavier than the gas which rises to the top. The result, a piston that’s only half-submerged in oil. When the piston starts working back and forth, it’s sloshing and foaming the oil offering almost no damping. These are the stabilizers you’ll normally find in cheaper, dual steering stabilizer kits that are more for aesthetics than performance.
These are abundant. A quick google search for “Emulsion Shock” or “Twin Tube Shock” will reveal their short life, tiny pistons and piss-poor ability to control suspension or steering. The only box they check… CHEAP.
Ensuring maximum utilization of the proprietary valving, ALL Carli Stabilizers are IFP Shocks. In short, the IFP shock boasts a second piston internal to the shock body know as the Dividing piston (noted by the Green O-Ring in the below picture). This secondary piston separates the nitrogen cavity (RED) from the oil (Blue). This allows the shock to be run in any orientation – i.e. on it’s side (stabilizer) – as the adjustable nitrogen charge pressurizes the oil cavity ensuring the piston is always submerged thus engaging the proprietary valving on the piston as efficiently as possible.
The nitrogen charge pressurizing the oil cavity also increased the heat-tolerance of the oil while eliminating cavitation (foaming).
Construction:
The main talking point is what stands this stabilizer head and shoulders above all other stabilizers – the body is made of solid 304 Stainless Steel. The raw-machined finish of this stabilizer attracts machinists and laymen alike; it’s truly a thing of beauty.
At the and of the stainless body you’ll find the aluminum Top-Cap. This cap, machined from a solid piece of billet then anodized black, houses a teflon-lined 1/2″ bearing and o-ring style schrader valve.
The Schrader valve allows the customer to bleed the pre-charged stabilizer. It comes pressurized to 200psi when shipped from our warehouse. Many who add this stabilizer are combating a radial tire pull to the right or left (which direction these stabilizers “push” depend on mounting points/hardware – more on this in “Applications” below). Customers desiring a high-end stabilizer that damps their steering without “pushing” can use the provided cap to lower the p
Vehicle Fitment
Vehicle Fitment
Part Specifications
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Part No.CS-FHMSS-08
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VendorCarli Suspension
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Shipping Weight7.0 lb
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Length
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Width
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Height
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Prop 65⚠️ Warning: Cancer & Reproductive Harm

