the geometry is slightly different from the original in order for the gear cutter to fit

Use locking fluid between the gear wheel and the shaft when reassembling

There are two ball bearings in each wheel motor and mower motor

Fits all Linix engines:Some 220AC

which gives a better cutting result

Planetkugghjul stål 4st Husqvarna Automower 320 330X 420 430X 440 450X Variant:With pins the geometry is slightly differentPlanetary gears in steel with straight cut teeth that are placed closest to the wheel. These only fit closest to the wheel, not against the electric motor where the gears have helical teeth. Please note: If these gears have cracked and lost teeth, the middle gear is completely worn out! Then it is not enough to buy just these, then buy a repair kit that includes these instead. Suitable for: 320 330X 420 430X 440 450X 520 550 from 2014v45, check