Description
The FOX Factory Series 2.5-inch bump stop, part number 981-25-040, is engineered for off-road enthusiasts seeking reliable suspension performance in extreme conditions. Designed with FOX’s signature innovation, this bump stop provides durable protection and precise damping to handle demanding terrain. Its robust construction ensures consistent performance whether navigating rocky ascents or high-speed desert runs, making it an essential component for competitive and recreational off-road vehicles. Constructed with aluminum bodies, this bump stop features a cactus cooler reservoir and a 7/8-inch shaft with multiple seals, ensuring longevity and resistance to harsh environments. The proprietary Cerakote® protective ceramic coating over the zinc-plated basecoat enhances durability against corrosion and wear, providing long-term reliability. The unit incorporates FOX’s internal bypass technology, allowing oil to flow around the piston at specific points, which delivers a near-endless suspension travel feeling and superior damping control. This technology, combined with Dual Speed Compression adjustment, allows users to fine-tune suspension behavior based on terrain, load, and driving speed. The component’s design emphasizes serviceability; it is rebuildable and customizable with valving options to meet specific performance needs. Constructed with high-quality materials such as Hard Chrome Plated 4130 Chromoly Steel Shafts and CNC-machined aluminum components, this bump stop is built to withstand the most intense off-road environments. Its engineering ensures that vehicles maintain optimal suspension control and ride quality across a variety of challenging terrains. Whether for racing, trail riding, or aggressive off-road adventures, the FOX Factory Series bump stop provides the strength, adjustability, and reliability needed to dominate any terrain.
Features:
- Proprietary Cerakote® ceramic coating for enhanced corrosion resistance
- FOX internal bypass technology for improved suspension travel and damping
- Dual Speed Compression adjustment for fine-tuning performance
- Aluminum bodies with cactus cooler reservoirs for durability
- Hard Chrome Plated 4130 Chromoly Steel shafts with redundant seals
- Rebuildable and serviceable design with customizable valving options
- Designed for extreme off-road conditions and high-performance applications





















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