Check the listing for details. Moose A-Arm Bearing Kit - Front Upper/Lower | 50-1152. Condition: New. Listed at 49.44 USD. Moose A-Arm Bearing and Seal Kit — Restore Factory-Smooth Suspension Performance Bring your ATV or UTV suspension back to like-new condition with the Moose A-Arm Bearing and Seal Kit. Designed as a direct O.E.M replacement, this complete kit rebuilds worn A-arm components to factory specifications, eliminating slop, restoring proper alignment, and improving overall handling and ride quality. At the core of the kit is a precision-ground A-arm shaft made from 52100 heat-treated bearing steel, delivering exceptional strength, wear resistance, and extended service life. High-quality bearings and durable seals work together to reduce friction, keep contaminants out, and ensure smooth, consistent suspension movement in demanding off-road.