QA1 1210-105 Adjustable Screw-In Ball Joint Upper Mopar Large Taper K772

The QA1 Precision Products 1210-105 is a high-performance screw-in ball joint designed for serious racing applications. This adjustable ball joint features a revolutionary design engineered for strength, precision, and extreme wear resistance. Compatible with upper Mopar large tapers (K772 equivalent) and upper/lower tapers in Pinto spindles, this ball joint delivers the ultimate in suspension control.

Key Features:

• Ultra-Low Friction Operation: Infinite preload adjustment allows breakaway torque to be set as low as 0 ft-lbs for completely smooth, bind-free movement
• Superior Wear Resistance: Precision-ground 52100 bearing steel race with precision tolerance ball-to-race conformity ensures even load distribution and exceptional longevity
• On-Vehicle Adjustability: Adjust preload settings without removing the ball joint from the vehicle, saving time and hassle
• Self-Lubricating Design: Fully greaseable with self-lubricating components for smooth, consistent operation
• Adjustable Geometry: Multiple stud lengths available separately for fine-tuning roll center and suspension geometry
• Rebuildable Construction: User-serviceable design with all replacement parts available at economical prices

The screw-in design allows for easy installation and removal compared to press-in alternatives. Built for the demands of competitive racing, this ball joint is intended for race-only applications and is not recommended for street use.