172-3290: LINK AS.-TRA
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    172-3290: LINK AS.-TRA

    Part Number: 172-3290
    Brand: Cat
    Retrieving Price.....

    Grease Lubricated Link Assembly

    Description:

    • Link assemblies, driven by the sprocket and final drive, provide support for the machine weight, a rail for the machine to run on, and a place for the shoes to attach.


    Attributes:

    • Grease Lubricated Track features internally greased pins and bushings to eliminate contact and friction, each track joint sealed to retain the grease. This improves internal wear life by 25% over sealed track, decreases undercarriage noise and reduces the potential of frozen or seized joints.
    UNITS:
    • US
    • Metric
    • Bolt Size (in): 1/2
    • Bolt Size (mm): 1/2
    • Number of Track Sections: 42
    • Track Pitch (in): 5.3
    • Track Pitch (mm): 135
    mini hydraulic excavator
    307B, 307-A