Bobcat® 325 328 331 334 12 Bolt Sprocket

SKU: 6813372
Weight: 18 lbs
Buy replacement drive sprockets for your Bobcat® model: 325, 328, 331, 425ZTS, and 334. This is the twelve bolt hole version that is offered, please verify your sprocket has 12 mounting bolts prior to ordering. The price listed includes free shipping when you check out online.
Price: $225.00
Bobcat 331 12-Bolt Sprocket 6813372
Bobcat® 325 328 331 334 12 Bolt Sprocket
Product Details

This original part number 6813372 is an aftermarket replacement drive sprocket for Bobcat® models 325, 328, 331, 425ZTS, and 334 mini excavators. This is a twelve bolt hole sprocket, supersedes Bobcat® original part number: 6811939. There is an alternate nine bolt sprocket so please verify prior to ordering online. This drive sprocket attaches to the existing drive motor with twelve bolts. Installation hardware is not included with the shipment.

6813372 6811939 Sprocket specifications:

  • 21 Drive Teeth
  • 12 Drive Motor Bolt Holes
  • Inside Diameter: 8 inches
  • Outside Diameter: 14 1/4 inches

This 6813372 sprocket fits the following models:

  • Bobcat® 325
  • Bobcat® 328
  • Bobcat® 331
  • Bobcat® 334
  • Bobcat® 425ZTS


The factory recommends hand tightening your replacement sprocket to the appropriate torque requirement set by Bobcat® to avoid damage to the drive sprocket or travel motor. Sprockets and rubber tracks should always be changed together at the same time to maximize the lifespan of your undercarriage parts

Please include the serial number for your machine when purchasing so we can double check to make sure you have selected the correct sprocket. Rubbertrax also offers the rubber tracks, final drive motors and additional undercarriage parts for the Bobcat® mini excavators.

Alternate Part Number: Bobcat® dealer part number: 6811939, 6813372
Alternate Part:
The Bobcat® mini excavators have an alternate sprocket with only nine bolt holes: 6811940.

Aftermarket replacement parts list for the Bobcat® 331 and x331

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