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
4021949 Current number QSK19-78 T+r Kit Chinese — —
3666339 QSK19-78 Ele.cont T+r Chi 11 January 2008 4021949

Questions about 4021949

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

What is Cummins 4021949?
A genuine Cummins QSK19-78 T+r Kit Chinese, supplied as an imported part. It weighs 4.08 kg; dimensions 29 × 23 × 15 cm (L × W × H). The same part is also listed as 402194900.
Is 4021949 the current part number?
Yes. 4021949 is the current number. It replaces 3666339 (superseded 11 January 2008). All fit the same position; we supply the current number.
How much is 4021949?
Our reference price is US$1,530 per piece for the genuine part. Prices move with the market; your quote confirms the price, stock and lead time.
Where can I buy Cummins 4021949?
From DFEC, a Cummins parts dealer in Shiyan, Hubei, China. 4021949 is available to order. Send the number and quantity in the form below or on WhatsApp, and a person replies with price, availability and lead time.
Will 4021949 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.

If you have the engine serial number (ESN), add it. It lets us confirm the part fits before we quote.

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Part type

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

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