Skip to product information
Top Roller RD411-22900 for Kubota KX121-3 KX161-3 Mini Excavators - product image 1 | Northline Parts

Top Roller RD411-22900 For Kubota KX121-3 KX161-3 Mini Excavators

SKU: NLT2T00673
$157.39 In Stock
$157.39
Sale price  $157.39 Regular price 
Ships for free in 2–4 business days.
Support smooth track travel on your Kubota mini excavator with replacement upper carrier roller RD411-22900. Designed for matching KX121-3 and KX161-3 undercarriages, it supports the top run of the track.
Estimated delivery between
Shop at Northline Parts Best Customer Service Best Online Parts

Let Northline Parts Do the Heavy Lifting for You!

Not sure which part you need? Our team can help you find the right replacement.

Parts Support Hours: Monday–Friday, 8:00 AM–5:00 PM CT

Live Chat: Available 24/7

I reached out for some replacement head bolts and they responded quickly with a few questions and cautionary information and is sending me some bolts. Great customer service! Thanks

Edward H. — Verified customer

Compatible Models

We do our best to list all compatible models. Although this may be the part you need, your exact model may not appear below.

Compatible equipment / model
  • Kubota KX121-3 KX161-3 Mini Excavators

The applications above require matching the original part number and the machine serial number, engine and equipment configuration. Do not use model name alone to confirm fit.

Product Overview

A seized or worn carrier roller can increase track wear, create noise, and allow the track to ride poorly. Check the roller diameter, mounting, and undercarriage version before installation, and inspect the surrounding rollers and track tension.

Key Features & Performance

  • Reference number(s): RD411-22900, KX121-3, KX161-3
  • Fitment check: Measure roller width, shaft and mount and check machine serial number.

Replaces / Cross-References

  • RD411-22900
  • KX121-3
  • KX161-3

Common Reasons for Replacement

A seized or worn carrier roller can increase track wear, create noise, and allow the track to ride poorly.

Frequently Asked Questions

How can I confirm this part fits? Measure roller width, shaft and mount and check machine serial number. Also check the original part number, engine or equipment serial, and applicable options.

Is this an OEM part? This listing is for an aftermarket replacement unless separately identified as genuine OEM. Brand names and reference numbers identify the intended application.

Part Summary

keywords: Top Roller RD411-22900, RD411-22900, KX121-3, KX161-3, Kubota KX121-3 KX161-3 Mini Excavators, Northline Parts replacement

Brand names, model numbers, and reference part numbers are used for identification and compatibility purposes only. Verify the original component, dimensions, and application before purchase.

Customers also purchased