DFEC Original Request a quote

Supersession history

All numbers below fit the same position. Ask for any of them; we confirm the current number before quoting.

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NumberNameSuperseded onReplaced by
4017508NM Current number Air Balance Tube — —
4017508-20 This page Air Balance Tube 1 January 2026 4017508NM

Questions about 4017508-20

Answers from our parts data. Ask anything else in your quote.

What is Cummins 4017508-20?
A genuine Cummins Air Balance Tube. Origin: CCEC. The same part is also listed as 4017508 20.
Is 4017508-20 the current part number?
No. 4017508-20 was superseded by 4017508NM on 1 January 2026. Both numbers fit the same position; ask for either in your quote.
How much is 4017508-20?
Price is on request. Send a quote request and a person replies by email with price and lead time.
Where can I buy Cummins 4017508-20?
From DFEC, a Cummins parts dealer in Shiyan, Hubei, China. Send the number and quantity in the form below or on WhatsApp, and a person replies with price, availability and lead time.
Will 4017508-20 fit my engine?
The engine serial number (ESN) decides, not the engine model alone. Add your ESN to the request and we check fit before we quote.

Quote request

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List the part numbers and quantities you need. A person replies by email within one business day with price, availability and lead time.

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Part type

We quote genuine and, where we have one, an aftermarket option.

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