Direct: (503) 987-4002
Main: (503) 987-4000




Fitment
This single rear shock assembly fits the 1999-2026 Ford Super Duty F250 / F350 Truck for stock height up to a 1" rear block, or rear airbag kit
Features
Designed as a direct replacement front shock for stock or leveled suspension setups
Compatible with most leveling kits and factory suspension
Collapsed Length: 17.90"
Extended Length: 28.52"
Description
Race-Proven Performance. Daily Driver Comfort.
The Fox Performance Series IFP Front Shock delivers legendary Fox performance in a direct bolt-on replacement. This shock is engineered to improve ride quality, stability, and control both on and off the road.
Whether you're daily driving or off-roading, the IFP technology keeps performance consistent by eliminating oil aeration. It's the perfect upgrade for trucks running factory suspension or moderate leveling kits, offering enhanced damping and increased longevity over stock shocks.
Includes
(1) Single Rear AX151 Fox Shock 985-24-151
Specifications
High-performance Fox 2.0 Series shock
Aluminum body resists corrosion and dissipates heat faster than steel
Internal floating piston (IFP) monotube design separates oil from nitrogen gas
Direct bolt-on installation—no cutting or welding
Ideal for on-road comfort and off-road control
The Axiom No-Nonsense Lifetime Warranty
Our suspension and steering components are warrantied for life to the original purchaser against any manufacturer defects, premature wear, or breakage.
Push it to the limit—we don’t care.
If the part lets you down, we will make it up to you!
We ship nationwide and internationally. Most in-stock items leave our shop within 1–3 business days. Made-to-order and oversized parts may require additional lead time; any special timing will be noted on the product page.
If an order is placed outside of our normal business hours (Monday–Friday), we will process it as soon as possible once our team is back in the shop during regular operating hours. Weekend orders will be handled the next business day.
We want you stoked on your gear. Eligible items may be returned within 30 days of delivery for a refund or exchange.
Many products include a manufacturer warranty. We’re happy to help facilitate claims—reach out with your order number, photos, and a description of the issue.
Questions about shipping or returns? Get in touch—our team is here to help you get trail-ready.
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