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Komatsu PC27MR-1 PC30MR-1 Drive Sprocket

21U-27-31110 Komatsu Sprocket
Rubbertrax
Komatsu PC27MR-1 PC30MR-1 Drive Sprocket
Buy aftermarket Komatsu PC27MR-1 PC30MR-1 sprockets online and save a trip to the local dealer. We can ship these sprockets directly to your door.
SKU: 21U-27-31110
Weight: 24 lbs
Make: Komatsu
Shipping: Fast and Free!
Price: $285.00

Rubber tracks and wear parts are sold individually unless specified in the details. We offer free shipping across the USA when you order online and ship to a commercial address. *Some restrictions apply.

21U-27-31110 Komatsu Sprocket

This is the premium aftermarket drive sprocket for the following Komatsu mini excavator models:

  • Komatsu PC27MR-1
  • Komatsu PC28UU-3
  • Komatsu PC30MR-1
  • Komatsu PC30MRX-1
  • Komatsu PC30UU-3

21U-27-31110 Sprocket Dimensions:


  • 23 Teeth
  • 9 Bolt Holes
  • Inside Diameter: 7 3/8 Inches
  • Outside Diameter: 15 Inches

We always recommend changing your tracks and sprockets together to increase the lifespan of your undercarriage and so that your parts will wear evenly.

Alternate Part Number:
Komatsu dealer part number: 21U-27-31110

Alternate Models:
Komatsu: PC 27 MR-2, PC 28 UU-3, PC 30 MR-1, PC 30 MRX-1, PC 30 UU-3

Alternate Part: There are no known alternate part listings. This sprocket is guaranteed to fit.