Sierra 1500 2007-2018 GMC (with aftermarket upper control arms) - Bolt-in Upper Ball Joint by Kryptonite

The Kryptonite KR6136 Bolt-In Upper Ball Joint for the GMC Sierra 1500 is designed for superior performance, durability, and compatibility with a wide range of aftermarket upper control arms, including Kryptonite, Cognito, FTS, CST, Fabtech, and many others. Whether you're upgrading your suspension or replacing a worn-out joint, this heavy-duty ball joint delivers unmatched strength and reliability.

Featuring the largest ball stud on the market, this ball joint provides maximum angle clearance, making it ideal for lifted and high-performance suspension setups. The heavy-duty thick rubber boot offers extreme protection against dirt, debris, and harsh elements, extending the lifespan of the joint. Additionally, the exclusive grease relief port allows for easy and proper lubrication, ensuring smooth operation and long-term performance. Each ball joint comes pre-greased with premium Chevron Ultra EP2 Grease and is ready to install. Regular servicing every 7-10k miles with a small amount of grease will help maintain peak performance. Compatible with any application requiring Moog K6136, this direct bolt-in replacement is built for precision fitment and easy installation.

Backed by Kryptonite’s No Fine Print Lifetime Warranty, this ball joint is built to handle the toughest conditions. If it breaks, Kryptonite will replace it—no questions asked. To qualify for warranty coverage, products must be purchased from an authorized dealer and registered within 90 days of purchase. Full warranty details are available on the Kryptonite website.

Features and Benefits:

• Kryptonite Bolt-In Upper Ball Joint designed for maximum strength and durability
• Compatible with Kryptonite, Cognito, FTS, CST, Fabtech, and many other aftermarket upper control arms
• Largest ball stud on the market for maximum angle clearance
• Heavy-duty thick rubber boot provides extreme protection against dirt, debris, and harsh elements
• Exclusive grease relief port allows for easy and proper lubrication
• Pre-greased with premium Chevron Ultra EP2 Grease and ready to install
• Requires servicing every 7-10k miles with a small amount of grease for peak performance
• Direct bolt-in replacement, making installation quick and hassle-free
• Compatible anywhere Moog K6136 is required
• Ideal for lifted and high-performance suspension setups
• Designed for heavy-duty use, ensuring long-term reliability
• Backed by Kryptonite’s No Fine Print Lifetime Warranty
• If it breaks, Kryptonite will replace it—no questions asked
• Must be purchased from an authorized dealer and registered within 90 days for warranty coverage
• Full warranty details available on the Kryptonite website