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Our Products: Caterpillar

Caterpillar 320 Premium Bottom Rollers

Cat 320 Bottom Roller 163-4143
Rubbertrax
Caterpillar 320 Premium Bottom Rollers
Buy aftermarket bottom rollers for your Cat 320 online and save versus going to your Cat dealer. These bottom rollers ship for free when you purchase online.
SKU: 163-4143
Weight: 66 lbs
Make: Cat
Shipping: Fast and Free!
Price: $199.88

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.

163-4143 Bottom Roller Assembly

This is the aftermarket bottom roller for the following Caterpillar excavators. This is the outside guide-type roller. Some models may require the inside guide type with the center flange dropping inside the track guide. This outside guide roller type travels along the track guide system as the outside flanges prevent the track from de-tracking.


This bottom roller is known to fit the following models:


  • Caterpillar® 320


Alternate Part Numbers: 163-4143, 117-5045

It is always important to change your undercarriage parts and rubber tracks at the same time to maximize the life span of the tracks and parts and get the optimal wear.