Caterpillar 304.5 305.5 Bottom Roller 158-4765

Our Products: Cat Mini Excavator > Caterpillar 304.5 305.5 304CR 305CR
SKU: 158-4765
Weight: 21 lbs
Buy aftermarket bottom track rollers for your Caterpillar® 304.5 and 305.5 mini excavators online and save time and money versus driving to the dealership. Rubbertrax will ship these rollers to your door. This roller is known as the original part number 158-4765 from your dealer.
Price: $230.00
Please visit Rubbertrax.com for online checkout.
158-4765 Cat Roller
Caterpillar 304.5 305.5 Bottom Roller 158-4765
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New undercarriage parts and rubber tracks are sold individually but we suggest replacing all of your worn parts at the same time.

This is the aftermarket bottom track roller for the following mini excavator models:

  • Caterpillar 304
  • Caterpillar 304.5
  • Caterpillar 305.5
  • Caterpillar 304CR
  • Caterpillar 305CR
  • Mitsubishi MM 45

This bottom roller is designed to replace cat number 158-4765 and 340-8957.


There are eight rollers per machine for the Caterpillar® 304CR, and ten rollers per machine for the Caterpillar® 305CR and 304.5. These replacement rollers do not include the 10mm bolt required for installation.

Alternate Part Number:
Cat dealer part number: 158-4765, 340-8957
Alternate Models: Cat: 304, 304.5, 305.5, 304CR, 305CR, 306
Alternate Part: There are no known alternate part listings. This track roller is guaranteed to fit.

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