Kubota RD411-22900 Carrier Roller Assembly

PRODUCT DETAILS

The carrier roller assembly with part number RD411-22900 is a replacement for the original part of the same number, with alternative part numbers including RD547-22900 and RD461-21900.

I. Core Features and Basic Compatibility
Versatility: Widely applicable to mini excavators from multiple brands including Kubota, Airman, JCB, Komatsu, and Hitachi. It is a universal carrier roller for Kubota U45-3, U55-4 models, and the previous-generation undercarriage systems of KX057-4 and KX161-3.
Installation Advantage: Easy to replace with no additional hardware required, suitable for DIY installation, helping save labor costs.

II. Specifically Compatible Models (Guaranteed Fit)
Kubota: KX 040-4 (Serial numbers 25914 and below), KX 057-4, KX 121-3, KX 161-3, KX 161-3SS, RX303, U30-3, U45-3, U48-4, U50-3, U55-4.
Airman: AX40, AX45, AX50U, AX50U-2, AX50U-3.
JCB: 8040, 8045, 805.2, 8060.
Komatsu: PC35R-8, PC40R-8, PC45-1, PC45R-8, PCMR-2.
Hitachi: ZX30U-2, EX40, EX40U, EX45, EX45-2, EX50, EX50U, EX50UR, EX55UR, ZX40U, ZX50U, ZX50.

III. Installation and Fitment Guarantee
Installation Notes: Simple to replace with no additional hardware needed; direct replacement is feasible.
Special Fitment Guarantee: For Kubota KX121-3 and KX161-3 models, there are no other alternative part numbers, and this carrier roller is guaranteed to fit precisely.

IV. Alternate Part Numbers
Kubota Dealer Part Numbers: RD411-22900, RD547-22900, RD461-21900