Kubota KX 161-3 Tension Idler Assembly

Our Products: Kubota > Kubota Mini Excavators > Kubota KX161-3 KX057-4 U-55-4 U45-3
SKU: RD411-22303
Weight: 110 lbs
Buy the premium aftermarket replacement idler assembly for a Kubota mini excavator model KX 161-3 online at Rubbertrax and save money versus going to the dealer.
Price: $970.00
Please visit Rubbertrax.com for online checkout.
Kubota RD411-22303 Idler
Kubota KX 161-3 Tension Idler Assembly
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New undercarriage parts and rubber tracks are sold individually but we suggest replacing all of your worn parts at the same time.

This is the aftermarket replacement tension idler assembly for the following Kubota mini excavator models:

  • Kubota KX 161-3
  • Kubota U55-4
  • Kubota KX 057-4
  • Kubota U45-3

We sell the tension idlers individually or you can call for package pricing on full undercarriage replacement parts for the Kubota KX 161-3 series and newer models.


This is the larger roller opposite of the sprocket that tightens the rubber track when you grease up the tensioner.

Must Ship Freight Carrier

Due to the weight of this idler it must ship via freight truck on a pallet. Do not choose the Fedex Ground option or it will delay your order.



We stock the rubber tracks, sprockets and rollers you need to keep your Kubota properly maintained. Most of these are relatively easy do it yourself replacement projects so save money on labor by doing it yourself and save money buying aftermarket parts online that are the best quality available for the best value overall. Be sure to read your user and operator manuals for all instructions on installing items yourself.

Alternate Part Number: Kubota dealer part number: RD411-22306, RD411-22307, RD411-22300, RD411-22303
Alternate Model:
The RD411-22303 idler wheel is known to fit the Kubota U55-4, KX 057-4 and U45-3 models in addition to the KX161-3.
Alternate Part:
There are no known alternate part listings for the KX161-3 mini excavator, this idler wheel is guaranteed to fit.

Related Products for Kubota KX 161-3 Mini Excavator

Kubota KX 161-3 Rubber Tracks RT10019KW
Kubota KX 161-3 Drive Sprockets RD411-14432
Kubota KX 161-3 Carrier Rollers RD411-22900
Kubota KX 161-3 Idlers RD411-22303
Kubota KX 161-3 Track Rollers RD411-21700
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