Kubota U15 Mini Excavator Front Idler – 35MnB Roll Forged OEM Replacement with HRC 45-55 for Mining Undercarriage
Designed as a professional OEM replacement front idler for Kubota U15 mini excavators, this component is specifically engineered to meet the rigorous demands of harsh mining, construction and heavy-duty working environments. As a critical undercarriage part for the Kubota U15—known for its compact size and versatile performance in small-scale mining and earthmoving operations—this front idler delivers superior structural density, enhanced tensile strength and exceptional wear resistance.
Crafted from high-grade 35MnB alloy steel and processed via precision roll forging technology, it effectively overcomes the challenges of rock impact, gravel abrasion and uneven terrain that often cause premature damage to conventional casting or simple forging parts. Strictly adhering to Kubota U15 OEM dimensional specifications and undercarriage geometry, this front idler enables direct, modification-free installation, ensuring stable track tension and smooth guiding performance.
| Item | Specifications |
|---|---|
| Applicable Models | Kubota U15 Mini Excavator |
| Material | 35MnB Alloy Steel |
| Manufacturing Process | Roll Forging, Precision Machining, Quenching & Tempering |
| Surface Hardness | HRC 53-57 |
| Hardened Layer Depth | 8-12 mm |
| Tensile Strength | 600-800 MPa |
| Replacement Type | OEM Direct Replacement, No Modification Required |
| Quality Inspection | 100% Pre-delivery Dimensional & Hardness Test, with Mechanical Test Report |
| Warranty | 12-Month Warranty, Online After-Sales Support |
Yes, it is manufactured in strict compliance with Kubota U15 OEM dimensions, mounting standards and undercarriage specifications, enabling direct replacement of the original part without any cutting, drilling or adjustments—perfectly matching the Kubota U15's compact chassis system and track size (230x48x70 or 230x96x35).
Roll forging enhances the material's internal compactness and fatigue resistance, while 35MnB alloy steel provides excellent hardness and wear resistance—consistent with the material standards for Kubota U15 undercarriage parts. This combination effectively prevents premature damage, deformation and crack expansion caused by heavy loads, rock impact and harsh mining terrain.
Yes, every unit undergoes 100% comprehensive inspection, including dimensional accuracy verification, surface hardness testing and appearance defect screening. We also provide mechanical test reports and video inspections to ensure transparency, ensuring each part meets the high-quality standards required for Kubota U15 mini excavator undercarriage components.
Yes, it is specifically developed for the Kubota U15's working requirements—adapted to its 12.9 hp engine power and 4.4 gal/min hydraulic pump flow capacity—suitable for open-pit mining, quarrying, earthmoving, farm operations and construction, perfectly adapting to the harsh working conditions the Kubota U15 commonly encounters.
Yes, it is packaged in export-standard shock-proof, moisture-proof and anti-collision wooden pallets, capable of withstanding long-distance sea, land and air transportation. We support shipping from Xiamen, Guangzhou, Ningbo and other Chinese ports, ensuring the Kubota U15 front idler arrives at global mining sites intact, meeting the needs of international mining customers.
- Packaging: The Kubota U15 front idler is packed in export-standard solid wooden pallets, featuring moisture-proof, shock-proof and anti-collision properties to effectively protect the part from damage during long-distance transportation and ensure product integrity upon arrival. Custom packaging is available for orders of 5 pieces or more.
- Transportation: Suitable for sea freight, land freight and air freight. We provide customized transportation solutions according to your destination, ensuring on-time delivery to mining sites around the world, supporting the continuous operation of your Kubota U15 mini excavators. We can deliver within 24 hours for urgent orders and adjust delivery time based on order quantity.
- Loading & Unloading: The wooden pallet design is compatible with standard handling equipment at ports and mining yards, enabling convenient and efficient loading and unloading, reducing labor costs and improving logistics efficiency for customers. We also offer sample service for customers to verify product quality before bulk orders.
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