PS-421 Makita Saw - Parts

Helical Gear 11, Ea3200s This helical gear is an OEM part that is sold separately. If you notice your chainsaw is making unusual sounds while in operation, it may be due to a worn helical gear. After years of use they can sta... Add to cart

Ignition Coil Cpl., Ea4300 Add to cart

Oil Pump Cpl., Ea3201s "This chainsaw oil pump is sold individually. It measures approximately 2.5-Inches wide and 1.5-Inches high. The oil pump drives bar oil from the oil tank to the bar. The oil lubricates the bar and ch... Add to cart

Air Filter Cpl., Ea4300 "This is a genuine Makita fleece filter designed for your chainsaw. It is sold separately. To access the filter, unscrew the hook lock by turning it counterclockwise and remove the hood. Push up the c... Add to cart

Clutch Assembly 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 t... Add to cart

Retaining Clip This replacement clip is an authentic part which is supplied directly from the original equipment manufacturer for use with Makita chainsaws. Retaining rings are used to secure components onto a shaft... Add to cart

Screw M5x20 This replacement screw is a high quality item designed for use with Makita chainsaws and power cutters. It is an authentic item that is sourced from original equipment manufacturer. This screw is gene... Add to cart

Chain Tensioner Cpl., Ea4300 This is an original manufacturer's complete chain tensioner set for your chainsaw. It includes a packing ring, adjusting screw, tensioning screw, transmission cover, tension slide, and tensioning scre... Add to cart

Piston Ring, Ea4300 Add to cart

Bolt, Ea4300f This bolt is one of two and is sold separately. To access it, you will need to remove the sprocket guard and cover of your chainsaw. Add to cart

Vent Valve Add to cart

Brake Spring Add to cart