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Caterpillar 307B 308D E70 Carrier Rollers

Cat 102-8076 Top Roller
Rubbertrax
Caterpillar 307B 308D E70 Carrier Rollers
Buy aftermarket top carrier rollers for your Cat 307B, 308D, and E70B online at Rubbertrax and save versus going to your Cat dealer. Top rollers ship for free when you order online.
SKU: 102-8076
Weight: 9 lbs
Make: Cat
Shipping: Fast and Free!
Price: $185.00

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.

102-8076 Carrier Roller Assembly

This is the premium top roller for the following Caterpillar® mini excavators. This is the inside guide-type roller and the flange fits into the guiding system. The carrier roller supports the weight of the rubber track from dipping across the top of the undercarriage.


This top roller is known to fit the following models:


  • Caterpillar® 306CR
  • Caterpillar® 307B
  • Caterpillar® 307C
  • Caterpillar® 308D
  • Caterpillar® 308E2
  • Caterpillar® E70B

Alternate Part Numbers

  • Caterpillar® Dealer Part Number: 333-5602, 277-8576, 102-8076, BA4300200

Alternate Models

This top roller (102-8076) is known to fit:

  • Caterpillar® 306CR
  • Caterpillar® 307B
  • Caterpillar® 307C
  • Caterpillar® 308D
  • Caterpillar® 308E2
  • Caterpillar® E70B