2-Pack FR350SDJ rear wheel shock block rubber-bolt

Upgraded FR350SDJ rear shock absorber rubber bolts, suitable for Ford F-350 (2017 onwards), can replace the original rear air assist spring kit bolts.

• 【Superior Performance】The FR350SDJ system features closed micro-cellular rubber springs that provide a smooth progressive spring rate and excellent damping capabilities. With a rated capacity of 8600 lbs, these springs can increase your vehicle's load carrying ability while reducing rear-end sag. They work harder as the load increases, eliminating squat, sway, and roll, ensuring a consistently comfortable and smoother ride, whether your vehicle is empty or fully loaded.
• 【Safe and Stable】By stabilizing sway and enhancing load carrying ability, the FR350SDJ greatly improves driving stability and control, especially when taking turns at high speeds and during heavy crosswinds. This makes for a safer and more enjoyable driving experience, whether you're navigating city streets or taking a long road trip.
• 【Easy to Install】The FR350SDJ system requires no air lines, compressors, or special tools for installation, making it a breeze for DIY enthusiasts and professional technicians alike. Once installed, these springs require no maintenance, ensuring worry-free operation for years to come. With a simple installation process that can be completed in under 30 minutes, you'll be ready to hit the road in no time.
• 【Aftermarket Service】If you encounter any issues with your FR350SDJ , whether it's during installation or after years of use, our professional customer service team is here to help. Simply contact us , and we'll respond within 24 hours to assist you with any replacement parts or installation advice you may need.