CAT 303.5E CR Rubber Tracks

Shop rubber tracks and available undercarriage parts for the CAT 303.5E CR Mini Excavator at low direct prices. Free shipping, fast nationwide delivery and 24-month rubber-track warranty protection make replacement simple and high value. Explore 1 tread option built around traction, ride quality, surface control and long-wear performance.

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CAT mini excavator parts

CAT 303.5E CR fitment data

Fitment & Part Numbers

Track Size300x52.5Wx90
Sprocket264-5371
Idler2674829
Roller266-8793

Heavy Duty Rubber Tracks for CAT 303.5E CR

300x52.5Wx90

1 track option
  • CAT 303.5E CR 300x52.5Wx90 Non-Directional rubber track
    Non-Directional
    • Heavy Duty
    • 300x52.5Wx90
    • 12" wide
    • mini excavator digging and travel
    $1,006.25$1,046.50

    In stock

    Get quote

Steel Undercarriage for CAT 303.5E CR

Drive Sprockets

7 options

Front Idlers

2 options

Bottom Rollers

8 options

Carrier / Top Rollers

9 options

Frequently Asked Questions

Common fitment, shipping, and rubber track replacement questions

What rubber tracks are compatible with the CAT 303.5E CR?
The CAT 303.5E CR is cataloged with 300x52.5Wx90 rubber tracks in the current TrackTECH storefront data. The size format is width × pitch × links.
What are the best rubber tracks for the CAT 303.5E CR?
The best CAT 303.5E CR 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 303.5E CR?
TrackTECH offers new heavy-duty replacement tracks for the CAT 303.5E CR 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 303.5E CR rubber tracks cost?
Price depends on track size, tread pattern and whether you are replacing one track or a pair. Compare the current CAT 303.5E CR options and live pricing on TrackTECH rather than relying on a generic model estimate.
Should I replace worn tracks on a used CAT 303.5E CR?
If a used CAT 303.5E CR 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 303.5E CR?
Yes. The current TrackTECH machine record lists these available part families for the CAT 303.5E CR: Tracks, Sprockets, Idlers, Rollers. Availability and pricing are shown with the corresponding products.