Tame Steering Feedback on the Grenadier — Fox IFP Technology, Bolt-On Fit
The Fox Race Series 2.0 Smooth Body IFP Steering Stabilizer is a direct-fit upgrade for the 2024+ INEOS Grenadier that addresses one of the most common complaints on the platform — steering kickback and wandering feedback from the Grenadier's steering geometry combined with aggressive tires. The Internal Floating Piston (IFP) design separates the oil and nitrogen charges, eliminating cavitation and delivering consistent damping force regardless of how hard or fast you push it.
Bolt-on installation using factory mounting points — no fabrication, no modifications. If you want the full-performance option with an external reservoir, 24-click external adjuster, and ATS through-shaft design, see the Fox Race Series 2.0 ATS Steering Stabilizer.
Specifications
- Design: Smooth body with Internal Floating Piston (IFP)
- Part number: 985-24-273
- Fitment: Bolt-on, OEM mounting locations
- Fits: 2024-2025 INEOS Grenadier — Base, Fieldmaster, Trialmaster; 2025 Grenadier Quartermaster — Base, Fieldmaster, Trialmaster
IFP vs ATS — Which Stabilizer?
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IFP (this listing) — smooth body, internal floating piston, no external adjuster. Excellent upgrade over OEM at a lower price point.
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ATS — external piggyback reservoir, 24-click external adjuster, through-shaft design that cancels push/pull in both directions. Higher performance, higher price.
Installation Instructions: Download Fox IFP Stabilizer Install Guide (PDF)
Fitment
Fits: 2024-2025 INEOS Grenadier (Base, Fieldmaster, Trialmaster) and 2025 Grenadier Quartermaster (Base, Fieldmaster, Trialmaster). Bolt-on — no modification required.
FAQ
What does an IFP steering stabilizer actually do?
It dampens unwanted steering inputs — kickback from rocks, ruts, and surface irregularities that travel back through the steering linkage to your hands. The IFP design separates oil and gas charges internally so damping stays consistent and cavitation-free even under sustained use.
Is this a significant upgrade over the factory Grenadier stabilizer?
Yes. The Fox IFP uses the same damping technology as the Performance Series shock lineup — meaningfully more refined than the OEM unit, especially with larger tires.
What's the difference between this and the ATS version?
The IFP is a smooth body unit with no external adjuster — it's a fixed-tune upgrade that's simple and effective. The ATS adds an external reservoir, 24-click adjuster, and a through-shaft design that cancels push/pull force in both directions. The ATS is the higher-performance option at a higher price.
Does it fit the Quartermaster?
Yes — 2025 Grenadier Quartermaster in all trims (Base, Fieldmaster, Trialmaster).
Is installation DIY-friendly?
Yes. Bolt-on replacement — remove the factory unit, install this in its place. The Fox install guide PDF is linked above.