2x Rear Upper A-Arm Bushing Pivot Kit for Sportsman 550 Forest 2011-2014 Premium Quality Replacement Part 2x Rear Upper A-Arm Bushing Pivot Kit for Sportsman 550 Forest 2011-2014 This is a complete kit for BOTH Rear Upper A-Arm Control Arms For Polaris Models:Sportsman 550 Forest 2011-2014 Order Includes: 2x Short Pivot Shaft | 5136100 2x Long Pivot Shaft | 5137594 5136468 4x Short Bushings | 5439874 4x Long Bushings | 5436973 2x Short Bolt | 7519043 2x Long Bolt | 7519086 4x Flange Nut | 7547333 4x Flange Washer | 7556153 Short Pivot Shaft Dimensions Length | 71mm | 2.79" ID | 10mm | .39" OD | 16mm | .62" Long Pivot Shaft Dimensions Length | 210mm | 8.26" ID | 10mm | .39" OD | 16mm | .62" Short Bushing Dimensions Length | 30mm | 1.1" OD Insert | 21mm | .82" OD Outer | 31mm | 1.2" Long Bushing Dimensions Length | 102mm | 4" Width | 21mm | .82" Short Bolt Dimensions Length | 104mm | 4.09" Threads & Pitch | M10x1.25 Long Bolt Dimensions Length | 244mm | 9.62" Threads & Pitch | M10x1.25 **MANUFACTURED TO MEET OR EXCEED OEM PERFORMANCE**