Blade spindle 139 mm – replacement for MTD 7170900 / 7170900A / 9170900A, suitable for 400 & 600 series

The 139 mm long blade spindle is a precisely manufactured replacement for the original parts MTD 7170900, 7170900A and 9170900A.
It ensures reliable blade retention, smooth running and consistent cutting.
Thanks to its sturdy construction and precise fit, it is ideal for mowers of the MTD 400 series (810 mm / 32 inches) and 600 series (910 mm / 36 inches).
This makes it perfect for the maintenance and long-term operation of your mowing system.

**Technical data:**
• Designation: Knife spindle
• Length: 139 mm
• Bolt circle: 76.5 mm
• Number of mounting holes: 3
• Replacement for: MTD 7170900, 7170900A, 9170900A
• Fits: 400 series (810 mm / 32 inches) and 600 series (910 mm / 36 inches)
• Material: High-strength steel
• Packaging unit: 1 piece

**Note:** Compatible with MTD and similar models according to manufacturer's specifications.

Of course, we also have the right spare parts for every product we offer in our online shop. If you need a specific spare part or are looking for something specific, please feel free to contact us using the contact form .

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Please note that deliveries outside the European Union (EU) may incur additional customs and import duties. These fees are levied by the customs authorities of the receiving country and are not included in the shipping costs we charge.