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Caterpillar 311 312 Premium Bottom Rollers

Cat 311 312 Bottom Roller 151-9747
Rubbertrax
Caterpillar 311 312 Premium Bottom Rollers
Buy aftermarket bottom rollers for your Cat 311 and 312 online and save versus going to your Cat dealer. These bottom rollers ship for free when you purchase online.
SKU: 151-9747
Weight: 58 lbs
Make: Cat
Shipping: Fast and Free!
Price: $340.00

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.

151-9747 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® 311
  • Caterpillar® 311B
  • Caterpillar® 311C
  • Caterpillar® 312
  • Caterpillar® 312B
  • Caterpillar® 312C
  • Caterpillar® 313BSR
  • Caterpillar® 314C
  • Caterpillar® E110B
  • Caterpillar® E120B
  • Caterpillar® E140


Alternate Part Numbers: 151-9747

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.