Front Idler for Kubota KX41-3V & U15/U17 Series Idler (RB237-21309) Mini Digger OEM Spare Parts Supplier

This aftermarket tension idler is a replacement part for Kubota KX41-3 and KX41-3V mini excavators, and it is now also compatible with the U15 and U17 series. It is also a compatible tension idler for Case CK13 and CK15 models, making it a time-tested and reliable component.

Functioning as the "tension adjustment wheel" for the track, it regulates the tightness of the rubber track by greasing the tensioner. Positioned on the opposite end of the undercarriage from the sprocket, each mini excavator requires one idler per side, totaling two per machine.

• Compatible Models:
  • Kubota KX018-4
  • Kubota KX41-3, KX41-3V
  • Kubota U15, U17
  • Case CK13, CK15
  • Alternate Part Numbers (Kubota Dealer Part Numbers): RB237-21309, RB237-21308, RB237-21307, RA231-21300, RA231-21302

Why Choose Us?

• Longer Service Life: High-strength materials + precision manufacturing for durability in harsh conditions.
• Lower Total Cost: Low-maintenance & long lifespan cut your overall operating expenses.
• Higher Efficiency: Optimized power transmission + low-friction design boost equipment performance.
• Stronger Support: Full after-sales service + custom solutions for all your needs.

FAQ

1.Are you a manufacturer or a trading company?
We are a dedicated factory, specializing in the manufacturing of high-quality undercarriage parts.

2.What undercarriage parts do you produce?
Our product range includes Track Chains, Rubber Tracks, Sprockets, Top Rollers, Bottom Rollers, Idlers, Bolts & Nuts, Rubber Buffers, Track Adjuster Assemblies, Conveyor Chains, Conveyor Belts, and more.

3.Which types of machinery are your parts compatible with?
Our parts are designed to fit a wide variety of equipment, such as Excavators, Compact Track Loaders (CTL), Pavers, Dozers, Cranes, and Cold Milling Machines.

4.What details should I provide when ordering a part?
To help us identify the right component, please share the Machinery Model, Part Number, or dimensional specifications. Alternatively, feel free to send a photo of your machine or the worn part.

For further information or assistance, we’re always here to help.