Alliant Power AP55574 is a remanufactured common rail fuel injector for the Cummins 6.7L ISB in 2011 to 2012 Ram 3500, 4000, 4500 and 5500 trucks. These are the cab and chassis injectors with SCR, not the pickup injectors.

It crosses to Bosch 0 986 435 574 (reman) and 0 445 120 188 (new), Cummins 4994928 and Mopar reman R8086182AA. Alliant also lists AP55123 as a substitute.

Specifications

Fits / Applications

• Ram 3500 cab and chassis, 2011 to 2012, Cummins 6.7L ISB
• Ram 4000, 2011 to 2012, Cummins 6.7L ISB
• Ram 4500 cab and chassis, 2011 to 2012, Cummins 6.7L ISB
• Ram 5500 cab and chassis, 2011 to 2012, Cummins 6.7L ISB
• Cab and chassis trucks with SCR, not pickups

Part Numbers & Cross Reference

Bosch (remanufactured) 0 986 435 574  ·  Bosch (new) 0 445 120 188  ·  Cummins 4994928  ·  Cummins 4994928PX  ·  Mopar (reman) R8086182AA  ·  Alliant Power (substitute) AP55123

Frequently Asked Questions

What numbers does AP55574 cross to?

Bosch 0 986 435 574 (reman) and 0 445 120 188 (new), Cummins 4994928 and Mopar reman R8086182AA.

Does it fit a 2011 to 2012 Ram 2500 or 3500 pickup?

No. AP55574 is the cab and chassis injector for the Ram 3500, 4000, 4500 and 5500. Bosch lists a different injector for 2007 to 2012 pickups, 0 986 435 518.

Is AP55123 the same part?

Alliant Power lists AP55123 as a substitute for AP55574.

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