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Caterpillar® 307 308 E70B Upper Carrier Roller

Cat 307 308 E70B Top Roller
Caterpillar® 307 308 E70B Upper Carrier Roller
Buy aftermarket Caterpillar® 307, 308, E70B top carrier rollers online at Rubbertrax and save time and money versus going to the dealership.
SKU: 277-8576
Weight: 15 lbs
Make: Cat
Price: $195.00

Product Details

This is the replacement aftermarket top upper carrier roller for the following Caterpillar® mini excavators:

  • Cat 306
  • Cat 307
  • Cat 307C
  • Cat 307CSB
  • Cat 307D
  • Cat 308
  • Cat E70B
  • Cat 308CCR
  • Cat 308DCR
  • Cat 308DCR SB

There is one carrier roller per side on these Caterpillar® models and it is located in the center of the undercarriage at the top holding up the track and preventing it from sagging into the track frame. This carrier roller is interchangeable among these part numbers: 102-8076, BA4300200, 277-8576, 333-5602


For 306 models, MUST VERIFY: Optional Part Number: 333-5602