Description
Overview:
This top track roller (upper carrier roller) is a non-genuine replacement designed for Kubota mini excavators. Built with durable steel, it supports and guides the track along the top of the undercarriage to keep the track running true and reduce wear on the chain or rubber belt. It is suitable for machines working in construction, utilities, and landscaping where reliable track guidance is essential. The roller replaces worn or noisy originals and helps restore smooth travel and steady tracking. Identified by MPN 120 0314, it matches common OEM dimensions for a straightforward fit. Ideal for Kubota U30-3 and U35-3, it provides dependable performance and good value when maintaining or refurbishing your undercarriage.
Key Features:
- Non-genuine replacement roller, reference MPN 120 0314
- Robust steel construction for long service life in tough site conditions
- Helps maintain smooth, consistent track movement and reduces the risk of de-tracking
- Direct-fit dimensions for quick installation with standard workshop tools
- Base diameter: 80 mm (3.15 inches)
- Overall length: 160 mm (6.30 inches)
- Shaft diameter: 30 mm (1.18 inches)
- Shaft length: 61 mm (2.40 inches)
- Compact design suited to mini excavator upper track guidance
- Cost-effective way to replace worn, seized, or uneven rollers and restore machine efficiency
Typical Applications:
Used on mini excavators for everyday digging, trenching, grading, and utility works. Suitable for hire fleets, owner-operators, and contractors who need reliable track guidance on mixed ground, including clay, hardcore, and compacted soils. Helps keep machines tracking straight, reducing downtime and uneven track wear.
Also known as:
Carrier roller, top roller, upper track roller, upper carrier roller, top guide roller, mini digger track roller, Kubota mini excavator upper roller.
Fits Models:
EX25, EX30, EX35, KX101, KX101-3, KX1013, U30, U30-3, U303, U35-3, U353
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