The Truth About Shock Rebuilds: Why, When, and How to Keep Your Suspension Dialed In
Cost, time, and quality — everyone wants all three, but in reality, you can usually only choose two. With high-performance suspension, that choice often leans toward quality and performance, which means accepting the extra maintenance needed to keep everything running at its best.
Most aftermarket suspension kits require a rebuild with fresh seals and fluid every 30,000–40,000 miles. This isn’t because the components are low quality — it’s because they’re designed for a completely different purpose.
Unlike factory suspension, which is built to last maybe up to 100,000 miles with minimal upkeep, high-performance systems are engineered for speed, articulation, and control. A typical rebuild includes a new seal kit, fresh shock fluid, a full inspection, and a deep cleaning to restore peak performance.
When to Rebuild Your Shocks
There are several reasons a shock rebuild may be necessary. First, you may reach the recommended mileage interval — typically between 30,000 and 50,000 miles on the same shock fluid.
Beyond mileage, performance changes can be a clear indicator. If the suspension starts to feel bouncy, fades over repeated use, or if the seals fail and fluid begins to leak, a rebuild is required.
The actual mileage window can vary significantly depending on how much time is spent on the trail versus on the road, as off-road use tends to accelerate wear.
Types of Shocks We Rebuild at Stellar Built
Stellar Built is the go-to shop for servicing virtually all coilover shock brands. The in-house technician handling the rebuilds has around 10 years of experience, gained from working at other shops and now applying that expertise at Stellar Built.
Stellar Built services coilovers, remote reservoirs, adjustable damping shocks, internal and external bypass shocks, and specialized rock crawler setups. They maintain strong vendor relationships across all major brands and stock the most common seal kits, minimizing lead times for rebuilds.
The Rebuild Process
Once the truck is brought into the shop, the shocks can typically be rebuilt in a single day. The suspension is removed while the vehicle is on a lift and transferred to the clean side of the shop.
The old fluid is drained from the shocks, and the shock bodies are thoroughly inspected. The seals and internal mechanisms are examined for any damage or abnormal wear patterns.
Next, the seals are replaced and lubricated, fresh shock fluid is added, and the shocks are pressurized. They are then set to rest to check for any leaks.
Once the quality of the rebuild is confirmed, the shocks are reinstalled on the truck, completing the service.
What Makes a Stellar Built Shock Rebuild Different
The Stellar Built team responsible for shock rebuilds has over 10 years of experience in the industry, working on everything from King, ADS, Fox, Icon, and more.
Stellar Built keeps the most common shock rebuild kits in stock, allowing for faster turnaround times compared to most other shops.
With a strong dedication to quality, only OEM seal kits are used during rebuilds. Additionally, with numerous rebuilds completed, the team has extensive data to provide tuning adjustment recommendations for virtually any build.
Benefits of Rebuilding vs. Replacing
Rebuilding shocks offers many benefits, one of those being cost savings. Replacing the whole shock every 50k miles estimate, can add up much quicker than the cost of rebuild services.
With the ability to rebuild shocks, you are also given the ability to adjust valving or shims inside of the shocks also. This allows you to squeeze every ounce of performance out of your suspension.
Furthermore the longevity and consistent feel of the suspension. Instead of the suspension feel changing over time as they wear down if you stick to a strict rebuild schedule you are able to keep a more consistent driving feel.
Closing Thoughts
Rebuilding shocks is a necessary step to keeping your rig in top running order. During a rebuild process you are able to adjust shock turning, inspect damage, and plan other mods while your truck is in the shop.
Keeping to a strict schedule can further grow you offroad experience as you vehicle will be inspected more often for failing or wearing parts.
