These springs were crafted in collaboration with the renowned spring manufacturer, X-Gear Co. of Japan Born from an unwavering dedication to revolutionize your 1/10 RC buggy's performance. These springs are a testament to meticulous Japanese design and rigorous testing by Professional 1up Factory Drivers in the United States. They deliver an unparalleled blend of top-tier quality and race-proven excellence. Factory Drivers say their cars feel more "in the track" resulting in enhanced grip and responsiveness. Beyond the increased grip, you can anticipate improved stability when navigating rough terrain, and a more predictable performance over jumps with smoother landings. Package includes two rear springs with painted color indicator.

Features:

• Improved Grip: Experience enhanced traction for a car that feels more "in the track".
• Better Handling: Enjoy smoother rides over bumpy terrain and more predictability over jumps and landings.
• Proven Performance: Trusted by Factory Drivers for setting new personal best runs and track record lap times.

Spring Rates:

Effects of Shock Spring Changes