Catalytic Reduction Wiring Harness

Enhance your Case Construction equipment’s performance with the Catalytic Reduction Wiring Harness #KNR14350. Designed for durability and efficiency, this essential part ensures optimal emissions control, keeping your heavy machinery compliant and running smoothly on the job site.

Compatible equipment

This part fits CRAWLER EXCAVATOR STD W/BLADE - TIER 4B (EU) - S/N NXE7XXXXX, CRAWLER EXCAVATOR STD W/BLADE - TIER 4B (NA), LONG CARRIAGE - CRAWLER EXCAVATOR - TIER 4B (EU) - S/N NXE7XXXXX, LONG CARRIAGE - CRAWLER EXCAVATOR - TIER 4B (NA) including models CX130D, CX130D LC, CX160D LC, CX180D LC.

Frequently asked questions

What is the part number?

The manufacturer part number is KNR14350.

Is this a genuine OEM part?

Yes. Southeastern Equipment stocks OEM and quality aftermarket parts for heavy equipment. Contact us if you need a specific OEM source or aftermarket option.

Will this fit my machine?

See the compatible equipment list above. If your model is not listed, call us with your machine's serial number and we can confirm.

Where does this ship from?

Southeastern Equipment Company ships parts nationwide from our US warehouse. Orders placed before 2 PM ET typically ship same day.

Free pickup at any of our 17 branches across Ohio, Indiana, Michigan, and Kentucky. Select your preferred branch at checkout.

30-day no-fault returns. Bought the wrong part? Send it back for a full refund — no restocking fees, no minimums.