Features Robotic Lawn Mower Repair Kit (14-Pack) for 8mm Axles †Chrome Steel Bearings †Includes: 4à 8mm front wheel bearings, 4à 8mm front axle bearings, 2à cutting motor ASSY bearings (10mm), 4à stainless steel star lock washers Robotic Mower Accessories †Fits Husqvarna Automower models 320, 330, 330X, 420, 430, 430X, 430XH; measure your wheel axle diameter before ordering to ensure compatibility Signs of Worn-Out Bearings †Strange noises like banging, scratching, grinding, or rumbling; loose or wobbly wheels; dirt, rust, or grease leakage; sudden wheel stoppages or detachment; increased friction, causing the robotic mower to slow down Robotic Mower Maintenance †Recommended bearing replacement every 10,000 km; bearings should be inspected annually, ideally at the beginning or end of each season; if operating in wet conditions, more frequent inspections are required Bearings Replacement †Remove wheels to replace wheel bearings; partial disassembly is required for axle bearings; remove the cutting disk to replace cutting motor axle bearings; refer to the robotic mower manual for assembly and disassembly instructions Product DescriptionInternational products have separate terms, are sold from abroad and may differ from local products, including fit, age ratings, and language of product, labeling or instructions.