Heavy-Duty Excavator Carrier Rollers & Top Roller Replacements

A worn replacement carrier roller is the primary reason for excessive track sag and premature chain wear. As the "upper guide" of your undercarriage, the top roller maintains proper track alignment and reduces the friction of the returning chain. BeeSpareParts offers precision-forged carrier roller assemblies that feature high-performance sealing systems to keep mud out and lubrication in, even in the most abrasive environments.

Ignoring a seized carrier roller can lead to a "flat spot" on the track links, effectively turning your track into a grindstone. To ensure a complete undercarriage refresh, we recommend inspecting your if your machine feels unstable, or browsing our if you notice the teeth are becoming hooked. Our heavy-duty carrier rollers are direct-fit alternatives to OEM parts, using induction-hardened steel (HRC 50-56) to ensure maximum wear life and impact resistance.

Whether you need a top roller for a 20-ton Hitachi, a mini-excavator carrier for a Kubota, or universal mounting brackets, our parts are factory-tested for airtightness and ready for fast international shipping. Keep your tracks tight and moving—order your premium carrier roller solutions today.

Fits for:

• Major Brands: Komatsu, Caterpillar (CAT), Hitachi, Kubota, John Deere, Takeuchi.

• Equipment Series: PC60/70/200, EX/ZX series, KX/U series mini-diggers.