Makita Chainsaw Transmissions and Clutches

It is a genuine manufacturer-sourced component which is specially made for use with Makita chainsaws. This is an identical replacement for a missing or a faulty bevel gear which is an important part of the chain tensioner mechanism. Please make sure to refer to the owners manual and the appropriate diagrams of your model for the correct location and application of this hardware. Keep in mind this ...

This is a Makita replacement part directly sourced from the manufacturer for use in electric chainsaws. The brake drum goes between the brake band and the flat washer. No tools should be needed during the replacement of this part. It is made of metal and will require replacing if it becomes broken. This part is available as an individual replacement part.

This drive gear is an OEM Makita part for chainsaws. It is sold separately. It rotates the driver gear sprocket that turns the chain. If this part is worn or damaged it may result in the chain of the chainsaw not turning as it should. Before performing this repair, let the engine cool off and disconnect the spark plug wire.

The bevel gear is part of the chain tensioning assembly of the chainsaw. This part aids in loosening and tightening the chain on the chain bar. When the bevel gear turns, it rotates the adjustment screw which moves the adjuster. The gears can wear over time. They will wear much quicker if the chain is over tensioned. This OEM part is sold separately.

This is an authentic clutch assembly for a chainsaw. If the engine of your chainsaw revs up but the chain is not moving, this is a likely indicator that you need a new clutch. The clutch is attached to the engine's crankshaft and the clutch drum is mounted over top of it. The clutch includes a center hub, shoes, and a spring. When the throttle is open and the chainsaw speeds up, the shoes expand f...

This is a genuine Makita worm gear for a chainsaw. A worm gear is a gear that has a spiral thread that engages with and drives the spur gear. An electric motor or engine provides power to the worm gear. This power allows the gear to rotate against the wheel. If you suspect this part is broken or worn, it will need to be replaced with this part. The worm gear is sold individually.

This is an authentic replacement part manufactured for use with Makita chainsaws. The clutch drum is driven by the clutch inside the drum and the drum uses the rim sprocket to drive the chain around the bar. A worn out clutch drum will cause the chain to slip or not rotate at all. This clutch drum is sold as an individual replacement part, please note the rim sprocket and clutch assembly are sold separately.

This is a genuine Makita replacement part. The bevel gear is designed by the manufacturer for use in chainsaws. This part is made of metal, and is placed in the sprocket guard to interact with the tensioning wheel. You will require a screwdriver when replacing this item. This product is sold individually.

replacement part #140A30-6