Description
Overview:
The Collar for Kubota KX057-4 Mini Excavator is a genuine Kubota replacement designed to keep key assemblies correctly spaced and aligned under tough site conditions. Made from durable metal, this collar supports the structural integrity of linkage stacks and rotating joints, helping to maintain smooth operation and reduce wear on pins and mating parts. It is intended for Kubota compact excavators, including the KX057-4 and U48-4, and aligns with OEM specification RD451 66650 for a precise fit. Supplied as a Genuine Part, it offers dependable compatibility and performance, making it suitable for workshop repairs and routine servicing where accuracy and longevity matter.
Key Features:
- Genuine Kubota part for assured compatibility and build quality
- OEM reference RD451 66650 for accurate identification and replacement
- Durable metal construction for heavy-duty, on-site use
- Precise fit helps maintain correct spacing and alignment in linkage assemblies
- Straightforward to fit with standard workshop tools, minimising downtime
- Supports smooth machine operation and reduces premature wear on adjacent parts
- Suitable for planned maintenance and reactive repairs across listed models
- Reliable choice for tradespeople and DIY users maintaining Kubota mini excavators
Typical Applications:
Used during maintenance or overhaul of excavator work equipment, such as arm and bucket linkage stacks, pin assemblies, and accessory brackets. Ideal when refurbishing worn spacers or collars to restore correct clearances, improve component alignment, and maintain smooth movement on Kubota mini excavators working in construction, landscaping, utilities, and hire fleets.
Also known as:
Kubota excavator collar, spacer collar, ring collar, spacer ring, retaining collar for linkage stacks, excavator spacer component, RD451 66650 collar for Kubota models.
Fits Models:
KX057-4, KX057-5, KX0574, KX0575, U48-4, U48-5, U484, U485, U55, U55-4, U55-5, U554, U555
Alternate Part Numbers:
RD451 66650, RD451-66650, RD45166650
Product Specifications
| L&S Part No. | RD451 66650 |
|---|---|
| Part Type | Genuine Part |
| Manufacturer | Kubota |
| OEM No. | RD451 66650 |
| Unit of Sale | 1 |
| Applications | KX057-4, KX057-5, KX0574, KX0575, U48-4, U48-5, U484, U485, U55, U55-4, U55-5, U554, U555 |
| Machine Type | Excavators |
| Fits Brands | Kubota |
| Fits Models | KX057-4 | U55-4 | U48-4 | KX057-5 | U48-5 | U55 | U55-5 |
