QA1 1210-213S Adjustable Screw-In Ball Joint Upper NASCAR +0.5" Extended Stud

The QA1 1210-213S is a precision-engineered screw-in style ball joint designed for high-performance racing applications, particularly NASCAR-style upper control arms. This adjustable ball joint features a +0.5" extended stud length compared to standard applications, providing increased suspension travel and adjustment range for race cars requiring precise alignment capabilities.

Key Features:

• Screw-in design for secure installation and easy replacement
• Extended +0.5" stud length for increased suspension geometry options
• Revolutionary design engineered for extreme strength and wear resistance
• Precision-ground stud and bearing surfaces for smooth articulation
• Heat-treated components for maximum durability under racing conditions
• Greaseable design allows for regular maintenance and extended service life
• NASCAR-specification upper ball joint configuration

QA1's Ultimate Ball Joint line is engineered to withstand the extreme loads and demanding conditions of competitive racing. The screw-in style allows for quick replacement without pressing, making it ideal for race teams requiring fast maintenance turnaround. The adjustable design provides precise control over suspension geometry, critical for optimizing handling and tire wear on the track.