FOX is a world leader in high-performance suspension systems, renowned for engineering that transforms how vehicles handle the toughest terrain. Rooted in decades of motorsport dominance, FOX brings its racing heritage to the automotive sector with a relentless drive for precision, control, and durability. From desert racing to daily driving, their suspension technology is designed to meet the demands of enthusiasts, professionals, and manufacturers alike. FOX automotive products are more than just components, they are the result of rigorous testing, advanced materials, and a deep understanding of how vehicles interact with the road and beyond. By working closely with OEMs and elite racing teams, FOX delivers solutions that balance comfort with capability, ensuring peak performance whether on the highway, in the dunes, or across rock-strewn trails.
Taking inspiration from off-road racing, the Factory Race Series rear upgrade kit for the Gen 2 Raptor utilizes the same technology and parts found on the top race-winning off-road machines, including External Bypass position-sensitive damping, Quick Adjust Bypass (QAB), and an External Cooling System (ECS2).
This kit delivers the next level of off-road performance without sacrificing every day ride quality.
Features
- Performance Tuned For Vehicle Specific Application, Durable Zinc Plated Seamless Alloy Body, Quick Adjust Bypass Knobs For Easy Adjustments, External Reservoir System Dissipates Heat Fast
- Series Factory Race
- Travel 12.27
- Rear Lift Height 0-1
- Body 3.0 Inch steel Body new, proprietary coating for improved durability
- Reservoir NEW, hard anodized impact extruded aluminum finned remote Reservoir with New Recirculating Reservoir Bridge
- Components Hard anodized, CNC-machined 6061-T6 billet aluminum
- Shaft 7/8 Inch 17-4 H900 hard chrome plated stainless steel
- Piston Hard anodized 6061-T6 billet aluminum high flow race Piston
- Valving Specific for Gen 2 Raptor to maximize performance and comfort
- Extended Length 31.15
- Compressed Length 18.88
- Top Mount Eyelet
- Bottom Mount Eyelet
Installation Notes:
Professional installation is recommended.
Specifications:
Lift Height: 0-1 Inch Lift.
Material: Steel.
Sold As: Pair.
Universal: No.
Shock Type: External Bypass.
Collapsed Length: 18.88.
Extended Length: 31.15.
Shock Mount: Eyelet/Eyelet.
Series: Factory Race 3.0.
Reservoir Type: Piggyback.
Travel Length: 12.27.
Location: Rear.
Fitment & Application:
- 2025 Ford Ranger Raptor
- 2025 Ford F-150 Raptor R
- 2025 Ford F-150 Raptor
- 2025 Ford Bronco Raptor
- 2024 Ford Ranger Raptor
- 2024 Ford F-150 Raptor R
- 2024 Ford F-150 Raptor
- 2024 Ford Bronco Raptor
- 2023 Ford F-150 Raptor R
- 2023 Ford F-150 Raptor
- 2023 Ford Bronco Raptor
- 2022 Ford F-150 Raptor
- 2022 Ford Bronco Raptor
- 2021 Ford F-150 Raptor
- 2020 Ford F-150 Raptor
- 2019 Ford F-150 Raptor
- 2018 Ford F-150 Raptor
- 2017 Ford F-150 Raptor
- 2014 Ford F-150 SVT Raptor
- 2013 Ford F-150 SVT Raptor
- 2012 Ford F-150 SVT Raptor
- 2011 Ford F-150 SVT Raptor
- 2010 Ford F-150 SVT Raptor
| Fitment Position | Rear |
|---|---|
| Brand | Fox |
| Part Number | FOX-88309141 |
| Shipping Method | UPS/FedEx/USPS Ground |
| California Prop 65 Warning |
|

This product can expose you to chemicals which are known to the State of California to cause cancer, birth defects or reproductive harm. For more information, visit https://www.p65warnings.ca.gov/