Demon Powersports Heavy Duty Ball Joint Polaris General / Ranger / RZR Demon Heavy Duty Ball Joints offer an unmatched upgrade for suspension systems, delivering superior strength that surpasses OEM parts by a factor of two. Crafted from dual heat-treated 4340 chromoly steel and shielded with a zinc coating, these ball joints promise durability and prolonged lifespan. Their robust design features a thicker stud profile for increased resilience. These components are fully serviceable, equipped with a grease fitting for seamless operation and an adjustable cap for stud tension fine-tuning, making them a top choice for enhancing strength and reliability in any machine's suspension setup. Features: Fits Upper position on most models (see fitment notes for additional information) Heavy Duty 4340 chromoly steel Dual heat treated to increase strength Up to 2 times stronger than OEM Greaseable by utilizing the easy access low-clearance grease zerk Adjustable threaded cap & set screw allow easy access to increase or decrease the amount of play in the ball joint stud Sold each Replaces Oem: 7061120, 7082487 (upper only)