Mountfield SP470 SP550 Pinion Gear - Castelgarden - 122570125/0

This genuine Castelgarden pinion gear is designed as a direct replacement for Mountfield lawnmower...

Best current price£18.70from Blueperry agriculture (UK)

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2 offers from £18.70 - £21.49

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Blueperry agriculture (UK)Castelgarden Gear 15-T 1225701250
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£18.70
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eBayGenuine Mountfield SP470, SP550 Right / Left Pinion Gear - 122570125/0
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£21.49
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Product Information

Full details

This genuine Castelgarden pinion gear is designed for owners of Mountfield SP470 and SP550 lawnmowers who need to restore or maintain their mower's self-propulsion drive system. It acts as a direct replacement component to ensure the drive engages properly for consistent movement; however, users must verify their specific mower model and part number before installation, as slight variations exist in the manufacturer's range.

All features

Model Part Number122570125/0
BrandCastelgarden

Extended Product Information

FAQs

Is this a genuine Castelgarden part?

Yes, this is an official Castelgarden replacement part, ensuring the same quality as the original component.

Does this gear work with all Mountfield mowers?

No, it is specifically designed for models like the SP470 and SP550. Always verify your part number (122570125/0) against your manual.

Do I need special tools to replace this?

You will typically need basic hand tools like a socket wrench and pliers to remove the wheel and retaining clips.

Should I replace both gears at the same time?

It is often recommended to check the condition of the opposing gear; if it shows significant wear, replacing both is good practice.

Is lubrication required?

Yes, applying a thin layer of waterproof grease to the teeth will help prolong the life of the new gear and ensure quiet operation.

Troubleshooting

Drive system still slipping after installation

Check the drive cable tension; it may need adjustment after replacing the gear.

Gear does not slide onto the shaft easily

Clean the drive shaft with a wire brush to remove debris or dried grass buildup before attempting to install the new gear.

Pros and Cons

Pros

  • Direct OEM replacement
  • Easy to install for those familiar with basic lawnmower maintenance
  • Restores efficient drive system operation
  • Exact fit for specified Mountfield models

Cons

  • Requires mechanical knowledge to disassemble gear housing
  • Only compatible with specific models like SP470 and SP550
  • Does not include additional drive components or grease

Setup, Compatibility & Care

Before starting, ensure your lawnmower is powered off and the spark plug wire is disconnected to prevent accidental startup. To install, remove the wheel covers and wheels to access the drive assembly. Carefully pull the circlip or retaining nut holding the old gear in place, slide off the worn part, and replace it with this genuine Castelgarden gear. It is recommended to apply a small amount of lithium-based grease to the gear teeth during installation to ensure smooth operation and longevity. This part is compatible with the Mountfield SP470 and SP550 series—always cross-reference your mower's serial number or manual to confirm compatibility.

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