Kubota RC767-21900 Carrier Rollers

PRODUCT DETAILS

This carrier roller is an aftermarket replacement upper roller for multiple Kubota mini excavators, featuring compatibility with specific previous-generation models.

I. Core Compatible Models
This carrier roller is guaranteed to fit the following Kubota models precisely:
U25, U25S
U30-3
U35, U35S, U35S-2, U35-3S, U35-4
KX71-3, KX71-3S
KX91-3, KX91-3S
KX033-4

II. Model Compatibility Notes
Carrier rollers for Kubota U25 and U35 series are interchangeable with those of the previous-generation KX71-3 and KX91-3 series, but only for the specific sub-models listed above.
If your sub-model is not listed, please contact us to confirm the correct carrier roller for your equipment.

III. Functional Role and Installation Advantages
Core Function: Mounted near the center of the upper undercarriage, this small roller supports the top of the track, preventing sagging under load and reducing abnormal track wear.
Installation Convenience:
Easy to install without fully removing the rubber track.
Can reuse the original set screw to secure the roller in place, no additional hardware required.

IV. Maintenance Recommendations
Regular inspection of carrier rollers is advised: Seized rollers (if unnoticed) can cause significant unnecessary track wear. Prompt replacement helps avoid excessive maintenance costs.

V. Alternate Part Numbers
Corresponding Kubota dealer part numbers include:
RC411-21903 (fits KX71-3, KX91-3, U25, U35, U35-4, etc.)
RC681-21900, RC681-21950, RC788-21900

VI. Compatibility Guarantee
This carrier roller is an exclusive fit for the listed models, ensuring precise installation. As a cost-effective aftermarket replacement, it helps reduce equipment maintenance expenses. For any questions or concerns, feel free to contact us.