Features Robotic Lawn Mower Repair Kit (14-Pack) for 6mm Axles †Chrome Steel Bearings †Includes: 4à 6mm front wheel bearings, 4à 6mm front axle bearings, 2à cutting motor ASSY bearings (10mm), 4à stainless steel star lock washers Robotic Mower Accessories †Fits Husqvarna Automower models 310, 315, 315X; 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 DescriptionHusqvarna Automower Robot Lawnmower Repair Kit - Front Wheels, Front Axle and Motor Spindle Shaft This item is not OEM: this is a set of high quality replacement parts. Designed for Husqvarna Automower Models 105 305 308 308X 210C 220AC 230ACX 260ACX 310 315 315X 320 330X 405X 415X 420 430X 430XH 440 450X 0X 455 0XH 52. 0 520H 550 550H EPOS