Mini Excavator

CAT 307E Mini Ex Tracks

Fits track size: 450x71x82

Choose your tread pattern. OEM-grade, continuous steel cord, free freight.

24-Month Warranty Free Freight Same-Day Shipping Fleet Discounts
CAT 307E rubber tracks and parts
Machine Performance
  • Operating Weight16040 lbs
  • Horsepower55.0 HP
  • Track Size450x71x82
Hydraulics & Lift
  • Standard Flow30.0 GPM
  • Hydraulic Pressure4061 PSI
  • Lift TypeConventional Tail
OEM Reference Parts

    CAT 307E Mini Ex Tracks

    Pick your track size (OEM fit: 450x71x82), then choose a tread pattern. OEM-grade continuous steel cord · free freight.

    CAT 307E Mini Ex · 450x71x82

    MX Pattern

    Heavy-Duty Rubber Track

    MX Pattern

    Track Size: 450x71x82

    $2,149.00$2,420.00Save $271.00

    View Track
    Shop all CAT 307E rubber tracks →

    CAT 307E Mini Ex Attachments

    Excavator Pin-On mount for the CAT 307E. Buckets, grapples, forks, brush cutters & more — selected for this machine.

    Backhoe Heavy Duty Bucket

    Attachment

    Backhoe Heavy Duty Bucket

    $495.00

    View Attachment
    Shop all attachments →

    CAT 307E FAQs

    Common questions about CAT 307E tracks, undercarriage parts, and attachments.

    What size rubber tracks fit the CAT 307E?
    The CAT 307E commonly uses track size 450x71x82. Verify against your machine's existing track sidewall marking or OEM manual before ordering.
    Are Heavy Iron tracks guaranteed to fit my CAT 307E?
    Yes. Every rubber track order requires you to confirm make and model at checkout. We cross-reference OEM specs and only ship when fitment is verified. Wrong-fit claims are covered under our fitment guarantee.
    How fast do CAT 307E tracks ship?
    Orders placed before 12PM CT ship the same business day. Rubber tracks ship free via LTL freight to the contiguous United States (48 states).
    What tread patterns are available for the CAT 307E?
    We stock 1+ tread option for the CAT 307E — including C-Block, multi-bar, zig-zag, and directional patterns. See the tracks section above for live pricing.
    Do you sell undercarriage parts for the CAT 307E?
    Yes — sprockets, idlers, rollers, and related steel undercarriage components are listed on this page when in stock. Need an OEM part number matched? Call (850) 816-7898 with your serial number.

    Ready to outfit your CAT 307E?

    Need a part not listed? We source OEM-cross undercarriage and attachments for every major brand. Free freight and fleet pricing.

    Request a Free Quote
    Or call us at: (850) 816-7898