Title:
BEARING (KU-RG03873010)
Description:
The Kubota BEARING (KU-RG03873010) is a genuine main reduction-gear bearing designed for the final-drive assembly of compatible Kubota mini excavators. The bearing supports the rotating gear and shaft components within the travel reduction gearbox, allowing them to operate smoothly while carrying the substantial loads generated during machine travel. By maintaining accurate shaft and gear positioning, it helps reduce friction, minimise wear and maintain reliable power transmission through the final drive. Available parts information identifies RG038-73010 as a main reduction-gear bearing for the Kubota KX36-3 and KX41-3, with dimensions of approximately 100 mm internal diameter, 125 mm external diameter and 29 mm width.
Model Fitment:
The following Kubota models are confirmed for OEM part RG038-73010:
- Kubota KX36-3
- Kubota KX41-3
- Kubota KX41-3S
- Kubota KX41-3V
Part Details:
- Genuine Kubota replacement bearing
- OEM part number: RG038-73010
- Alternate part number: RG03873010
- Part description: BEARING
- Main bearing for the travel reduction gearbox/final drive
- Supports rotating gear and shaft components
- Helps maintain correct gear and shaft alignment
- Allows smooth rotation within the reduction assembly
- Helps reduce friction between rotating components
- Helps minimise wear within the final-drive assembly
- Designed to withstand the loads generated during excavator travel
- Approximate dimensions: 100 mm ID × 125 mm OD × 29 mm wide
- Confirmed for KX36-3 and KX41-3 applications
- Also listed for KX41-3S and KX41-3V variants
- Supplied as 1 bearing
- Check the machine model and serial number before ordering
