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Case CX36B Bottom Track Roller vs IHI IHI30G Sprocket: Which Undercarriage Part Fits Your Job?

A new Case CX36B bottom track roller at $129 and a new IHI IHI30G sprocket at $194 support different excavator models. This head-to-head compares listed price, part type, and which undercarriage job each one is listed for.

Last updated Aug 17, 2026

Choosing between a track roller and a sprocket in heavy equipment engines undercarriage parts comes down to one question: which machine are you repairing? These two parts are both new undercarriage components, but they are matched to different excavators. The Heavy Duty Bottom Track Roller Fits Case CX36B Excavator Undercarriage Parts is listed at $129, while the New Fit For IHI IHI30G Mini Excavator Sprocket Undercarriage Parts is listed at $194. The $65 gap in listed price matters, but compatibility matters first.

Quick verdict

If you are replacing a bottom roller on a Case CX36B, the roller is the direct application. If you are replacing a sprocket on an IHI IHI30G mini excavator, the sprocket is the direct application for that machine. Neither part is universal, so the correct model fit should drive the choice.

Listed price and key details

ProductListed priceBarType
Heavy Duty Bottom Track Roller Fits Case CX36B Excavator Undercarriage PartsUSD 129.00Bottom track roller
New Fit For IHI IHI30G Mini Excavator Sprocket Undercarriage PartsUSD 194.00Sprocket

Where each product wins

  • Case CX36B bottom track roller: The ALLOYWORKS roller is specified with 50 MnB steel and a 13.23 lb weight, and the package includes one track roller.
  • IHI IHI30G sprocket: The sprocket is a new part for the IHI IHI30G and includes a GTIN of 656664697768 and part number FLTIHI30GSK, so it is clearly specified for that machine.

Product notes

Case CX36B bottom track roller

Heavy Duty Bottom Track Roller Fits Case CX36B Excavator Undercarriage Parts

The Heavy Duty Bottom Track Roller Fits Case CX36B Excavator Undercarriage Parts is a new component from ALLOYWORKS. If your machine is a Case CX36B excavator, this is the part that carries the matching model reference. The roller is specified with 50 MnB steel, weighs 13.23 pounds, and the package includes one track roller. That material and weight make it a good match for someone replacing a bottom roller on that excavator. The limitation is scope: this is a single track roller for the Case CX36B application, so it will not serve as a sprocket and its listed fit is not the IHI IHI30G.

IHI IHI30G sprocket

New Fit For IHI IHI30G Mini Excavator Sprocket Undercarriage Parts

The New Fit For IHI IHI30G Mini Excavator Sprocket Undercarriage Parts is a new sprocket for the IHI IHI30G mini excavator. This is the part to choose when the job calls for a sprocket on that specific machine. The part includes a GTIN of 656664697768 and manufacturer part number FLTIHI30GSK, so there are concrete identifiers for it. The reason to choose it is the direct IHI IHI30G fit. The limitation is role: this is a sprocket, so it will not serve as a bottom track roller for a Case CX36B undercarriage repair.

Final choice by use case

  • Need a bottom track roller for a Case CX36B excavator? Choose the Heavy Duty Bottom Track Roller Fits Case CX36B Excavator Undercarriage Parts.
  • Need a sprocket for an IHI IHI30G mini excavator? Choose the New Fit For IHI IHI30G Mini Excavator Sprocket Undercarriage Parts.

The right choice is the one that matches the machine already in your undercarriage repair plan.

Products in this article
Heavy Duty Bottom Track Roller Fits Case CX36B Excavator Undercarriage PartsUSD 129.00View on eBayNew Fit For IHI IHI30G Mini Excavator Sprocket Undercarriage PartsUSD 194.00View on eBay
Heavy Duty Bottom Track Roller Fits Case CX36B Excavator Undercarriage PartsUSD 129.00View on eBayNew Fit For IHI IHI30G Mini Excavator Sprocket Undercarriage PartsUSD 194.00View on eBay

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