RD411-21700 Bottom Rollers

PRODUCT DETAILS

This bottom roller is an aftermarket replacement designed for Kubota mini excavator series, covering both old and new popular models. It combines durability with easy installation.

I. Detailed Compatible Models
This bottom roller is guaranteed to fit the following Kubota models, with corresponding dedicated part numbers:
KX 161-3
KX 161-3SS (matching part number RD411-21702)
KX 057-4 (matching part number RD411-21703)
U-45-3, U 40-3, U45 (matching part number RD461-21900)
U48-3, U55 (matching part number RD579-21700)
U55-4

II. Core Product Advantages
Durable Structure: Adopts an all-new sealed ball-bearing design, combined with a stainless steel shaft, which effectively resists corrosion and wear, significantly extending service life.
Easy Installation: The bottom roller comes as a complete assembly and can be directly installed using original factory bolts without additional adaptation tools.

III. Usage Recommendations and Notes
Replacement Principle: It is recommended to replace all bottom rollers on one side as a whole, avoiding uneven weight distribution caused by differences in wear between old and new rollers, which may shorten the service life of new rollers.
Tips for Special Models:
Not suitable for Kubota Super Series models. If your equipment is an SS model, please check the dimensional parameters in advance.
Steel track-specific bottom rollers are also in stock. Please indicate whether your equipment is equipped with steel tracks when ordering.

IV. Alternate Part Numbers
Corresponding Kubota dealer part numbers: RD411-21702, RD411-21703, RD441-21702, RD579-21700, RD461-21900

V. Quality and Service Guarantee
All Kubota undercarriage parts come with a standard warranty, ensuring no manufacturing defects.
With years of experience in the aftermarket, our products are supplied to Kubota dealers nationwide. Online orders are worry-free, supported by industry-leading services.