Free Shipping to commercial address. *Restrictions apply


Caterpillar 300.9D Bottom Roller 527-3878

Cat Bottom Roller 300.9D 372-5926
Caterpillar 300.9D Bottom Roller 527-3878
Buy aftermarket bottom rollers for your Caterpillar 300.9D online at Rubbertrax to save time and money. This roller is known as original part number 372-5926 from the dealer which has been superseded by part number 527-3878. Save online and skip the trip to the dealer. These 372-5926 / 527-3878 rollers ship for free when you check out online. We guarantee the fit for the serial breaks specified so shop online with confidence.
SKU: 372-5926
Weight: 12 lbs
Make: Cat
Shipping: Fast and Free!
Price: $231.00

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.

372-5926 Bottom Roller Assembly

This is the premium aftermarket bottom roller for the following Caterpillar® mini excavator models:

  • Cat® 300.9D S/N LJ2
  • Cat® 300.9D VPS S/N TGP, DW2

Bottom track rollers carry the weight of the machine while it is traveling and digging. They support and guide the track which is why it is important to properly maintain your undercarriage.

Alternate Part Numbers

  • Caterpillar® Dealer Part Number: 372-5926, 372-5958, 527-3878

Optional Part Availability

There are no known alternate part listings. The 372-5926 roller is guaranteed to fit the 300.9D Caterpillar mini excavator serial breaks specified.

This roller includes the installation hardware as you see in the picture.