Kryptonite Lower Ball Joint KR0351 | 2014-2026 6.7L Cummins

Restore steering precision and suspension durability with the Kryptonite KR0351 Heavy-Duty Lower Ball Joint. Engineered as a direct press-in replacement for factory ball joints, this premium component is built to withstand the demands of towing, oversized tires, off-road use, and heavy-duty daily driving while providing increased strength over the OEM design.

Featuring a heat-treated 4140 chromoly stud and oversized internal components, the KR0351 is designed for exceptional durability and long service life. An E-coat finish helps protect against corrosion, while the integrated grease fitting allows for routine maintenance to maximize performance. Each ball joint arrives pre-greased with premium Chevron Ultra EP2 grease and is ready for installation.

Features:

• Direct press-in replacement
• Heat-treated 4140 chromoly ball stud
• Oversized heavy-duty internal components
• Improved strength and rigidity over the factory ball joint
• Serviceable grease fitting for routine maintenance
• Pre-greased with Chevron Ultra EP2 grease
• Corrosion-resistant E-coat finish
• Designed for heavy-duty towing, off-road, and daily driving applications

Kit Includes:

• (1) Kryptonite KR0351 Lower Ball Joint

Important Notes:

• Designed for use with OEM-spec ball joint bores only. Not compatible with knurled ball joint applications.
• A break-in period is normal after installation. Temporary stiffness or memory steer may be present until the ball joint seats through normal driving.
• For maximum service life, lubricate every 5,000–7,000 miles using a small amount of grease. Do not over-grease.