QA1 9029-213 Replacement Ball Joint Stud for 1210-111 with 1.5:12 Taper

The QA1 9029-213 is a precision-engineered replacement ball joint stud designed specifically for use with QA1's 1210-111 Ultimate Ball Joint assemblies. This extended-length stud features a 4.303-inch overall length, providing an additional +0.500 inches compared to standard studs for custom suspension geometry applications.

Key Features:

• Black oxide coated steel construction for superior strength and corrosion resistance
• 1.438-inch ball diameter designed for minimal wear and maximum load capacity
• 1.5:12 taper ratio (1.500 in/ft) ensures proper fitment in spindle and control arm tapers
• 1/2-20 thread size for secure attachment
• 4.303-inch stud length (+0.500-inch extended) allows for suspension geometry adjustments
• Compatible with QA1's patented 100% owner-rebuildable Ultimate Ball Joint system
• Precision-manufactured for racing and high-performance street applications

QA1's replacement ball joint studs allow racers and performance enthusiasts to maintain their Ultimate Ball Joint assemblies or customize stud lengths for specific suspension setups. The black oxide finish provides excellent wear resistance while maintaining dimensional stability under extreme loads. This stud is engineered to work seamlessly with the 1210-111 ball joint housing, providing reliable performance in circle track, drag racing, and street rod applications.