High Quality Replacement Part Front Upper Lower Outer Left & Right A-arm Bushing Kit Fits Polaris Models: Sportsman SP 570 EPS 2016 Includes: 4 x Pivot Pin: 5137346 Length: 63.5mm Inner Diameter: 10mm Outer Diameter: 16mm 12 x Flange Washer: 7556153 Thickness: 2mm Inner Diameter: 10.6mm Outer Diameter: 19.8mm 8 x Bushing: 1543367 1543152 Length: 25.3mm Inner Diameter: 15.3mm Outer Diameter: 31.4mm 4 x Nylon Insert Nut: 7542439 7542453 Width: 11.2mm Inner Diameter: 8mm Outer Diameter: 14.2mm 2 x Long Pitch Shaft: 5139929 Length: 282.6mm Inner Diameter: 8.2mm Outer Diameter: 16mm 4 x Bushing: 1543326 Length: 29.7mm Inner Diameter: 16mm Head Diameter: 31.5mm Tube Diameter: 21mm Front Upper Control Arm Part Number A Left: 1020527-458 Right: 1020527-458 Front Lower Control Arm Part Number A Left: 1020987-458 Right: 1020988-458