Stihl HS46, HS56 Spur Gear: 4242 640 7507, 42426407507

Genuine Stihl Spur Gear

Replaces: 4242 640 7507, 42426407507, 4242-640-7507, 4242 640 7504, 42426407504, 4242-640-7504

Fits Models: Stihl HS46, HS46C, HS56C, HS56

Keep your Stihl hedge trimmer’s cutting mechanism operating smoothly with this Stihl spur gear, part number 4242 640 7507 (42426407507). This gear forms part of the blade drive mechanism, transmitting movement through the gearbox to help operate the hedge trimmer’s cutting blades.

A worn or damaged spur gear can affect the smooth operation of the cutting mechanism and reduce cutting performance. Replacing a faulty gear with the correct component helps restore reliable drive transmission and supports the continued operation of your hedge trimmer.

Key Features and Benefits

• Genuine Stihl replacement part: Manufacturer part number 4242 640 7507.
• Blade drive component: Transfers movement within the hedge trimmer’s gearbox.
• Reliable operation: Helps maintain smooth movement of the cutting mechanism.
• Ideal for repairs: Suitable for replacing a worn or damaged spur gear.
• Designed for compatible equipment: Made for the specified Stihl hedge trimmer drive assembly.
• Easy part identification: Also listed as 42426407507 and 4242-640-7507.

Compatible Stihl Models

• Stihl HS56 C-E – Petrol hedge trimmer.

Important fitment note: Although some retailers list this part against both the HS46 and HS56, parts references distinguish spur gear 4242 640 7507 from 4242 640 7501, which is listed for the HS46 family. Confirm your machine’s parts diagram before ordering to ensure the correct gear is selected.

Product Specifications

• Brand: Stihl
• Product: Spur gear
• Part number: 4242 640 7507
• Alternative part number: 42426407507
• Additional reference: 4242-640-7507
• Application: Hedge trimmer blade drive gearbox

Why Replace a Worn Spur Gear?

The spur gear is an important component in the hedge trimmer’s drive system. Replacing a worn or damaged gear can help restore the correct transfer of movement to the cutting blades and support dependable performance during hedge maintenance.