Super ATV's Heavy Duty Ball Joints are extremely durable and will give your Pioneer the ultimate strength. We offer an OE Replacement ball joint for casual UTV Riding, or a Heavy Duty 4340 Steel Stud Ball Joint for Rougher Weekend Trail Rides, last but not least we have a Super Duty 300M Ball Joints to deliver all-out strength. Each ball joint comes with a greasable zerk for easy access and maintenance. Also features an adjustable steel on steel design for strength and longevity. These work for both upper and lower a-arms. Upgrade your Honda Pioneer Side x Sides with Super ATV Replacement Ball Joints today!! - Our Super ATV Replacement Ball Joint generally ships out within 1 business day! - Fits: Honda Pioneer 1000 : 2016+ / Honda Pioneer 1000-5 : 2016+ (Replaces OEM Part #: 51375-HP5-601, 51355-HN0-A01) Standard Duty Ball Joints -Stronger Than Stock -Can Withstand 13,000 lbs of Force -For the Casual Rider Heavy Duty 4340 Ball Joints -Stud Thicker Than Stock -Stronger Than Stock -Greasable -Serviceable -Can Withstand 24,000 lbs of Force -For the Weekend Warrior Super Duty 300M Ball Joints -Stud Thicker Than Stock -Stronger Than Stock -Greasable -Serviceable -Can Withstand 29,000 lbs of Force -For the Hardcore Rider Manufacturers Part Number : BJ-3-002, BJ-3-001, BJ-H-TAL-002