CAT 308E CR Rubber Tracks

Outfit your CAT 308ECR mini excavator with heavy-duty replacement rubber tracks built to OEM specs in size 450x81Nx78, backed by a 24-month warranty and free freight to the lower 48.

CAT 308ECR — Track Spec Sheet

  • Track size: 450x81Nx78
  • Width: 450 mm
  • Pitch: 81.0 mm
  • Links: 78
  • Guide: Offset guide

Choose Your Tread

  • Directional — Angled directional lugs purpose-built for excavation, grading and trenching.

Matched Undercarriage Components

Pair your tracks with the right undercarriage parts for the CAT 308ECR:

Same Track, Other Machines

Looking for another machine? The 450x81Nx78 size also fits:

Why TrackTECH

  • Precision OEM alignment — a reinforced roller path keeps running smooth and vibration low.
  • Continuous steel cord — up to 40% stronger than typical aftermarket tracks, resisting stretch and de-tracking.
  • Premium virgin rubber — anti-chunk compound built for long service life in abrasive conditions.
  • Drop-forged steel links for strength where the track meets the drive system.

Upgrade your CAT 308ECR today. Order online for free freight, or call (850) 816-7898. Need a hand matching size and guide? Try the Track Finder.

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CAT 308ECR mini excavator

Track sizes

Heavy-Duty Rubber Tracks for 308E CR

  • 450x81Nx78 Heavy Duty Rubber Track | Directional
    CAT 308E CR 450x81x78 450x81Nx78
    • Heavy Duty | 450x81x78
    $2,353.00$2,262.50

    In stock

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  • 100% Virgin Rubber

    Engineered to resist chunking, tearing, and cutting in harsh, abrasive environments.

  • Continuous Steel Cords

    Jointless internal cable architecture eliminates structural weak points and maximizes overall tensile strength.

  • Drop-Forged Links

    Precision heat-treated guide lugs ensure exact sprocket engagement and prevent de-tracking under heavy side-loads.

  • Corrosion Resistant

    The internal steel framework is fully encapsulated to prevent oxidation, rust, and moisture penetration.

  • Reinforced Sidewalls

    Extra-thick vulcanized rubber and tapered edge profiles protect against curb slashing and lateral impacts from jobsite debris.

  • Low-Vibration Tread

    Optimized lug spacing and pitch geometry absorb shock, reducing undercarriage wear and minimizing cabin vibration.

CAT 308ECR fitment data

Fitment & Part Numbers

Track Size450x81x78
Roller1

Frequently Asked Questions

Common fitment, shipping, and rubber track replacement questions

What rubber tracks are compatible with the CAT 308ECR?
The CAT 308ECR is cataloged with 450x81x78 rubber tracks in the current TrackTECH storefront data. The size format is width × pitch × links.
What are the best rubber tracks for the CAT 308ECR?
The best CAT 308ECR track depends on terrain and application. Current tread choices include Directional — mini excavator digging and travel. Compare traction, ride quality, cleanout, ground disturbance and wear for the work you do most.
Where can I buy new tracks for a CAT 308ECR?
TrackTECH offers new heavy-duty replacement tracks for the CAT 308ECR with low direct pricing, free shipping, fast nationwide delivery and 24-month rubber-track warranty protection. Current prices and available tread options are shown on the page.
How much do CAT 308ECR rubber tracks cost?
Price depends on track size, tread pattern and whether you are replacing one track or a pair. Compare the current CAT 308ECR options and live pricing on TrackTECH rather than relying on a generic model estimate.
Should I replace worn tracks on a used CAT 308ECR?
If a used CAT 308ECR has worn, cracked or damaged tracks, replacement can improve traction, ride quality, job readiness and how the machine presents at resale. Inspect the undercarriage condition at the same time so new tracks are not being installed over obviously worn components.
Can I buy undercarriage parts for the CAT 308ECR?
Yes. The current TrackTECH machine record lists these available part families for the CAT 308ECR: Tracks, Rollers. Availability and pricing are shown with the corresponding products.