330X manufactured before 2014v45 had Dunker motor

The diameter is smaller than the original that was installed in 2016-2019

420 2021 and newer with plastic engine mount

it is only possible to mount a set of reinforced wheel bearings on the narrow part of the machine

330X manufactured after 2014v43Check the appearance against the image below

Planetkugghjul stål Linix 3st Husqvarna Automower 320 330X 420 430X 435X 440 450X 520 550320 330X 420 430X 435X 440 450X 520 550 330X manufactured before 2014v45 hadSteel planetary gears that is installed closest to the wheel. Fits: 220AC 305 308 Early 320Gardena R160, several other Gardena. Suitable for example article number: 5026336 Check the appearance against the image below, If the gearbox is black with the text LINIX, it fits. Characteristics: Hardened milled gears in high quality steel in house production. Contains: 3x Planetary gears