Best Ram DEF Pump Assemblies

Looking for the best Ram DEF pump assembly for your truck? We offer a simple guide to help you find the right fit for your Ram 2500, 3500, 4500, or 5500.

Keeping your Ram truck running smoothly is essential for both performance and emissions. A reliable DEF pump assembly is key to achieving this. We’ve researched and compared the best options for your Ram 2500, 3500, 4500, or 5500.

These top-rated DEF pumps are designed to fit 2013-2018 models with 6.7L Cummins engines. They ensure your diesel exhaust fluid system works perfectly, keeping your truck clean and efficient.

Discover the perfect replacement for your Ram’s DEF pump. Our guide makes it easy to find the right fit for your needs.

List of Top 10 Ram DEF Pump Assemblies

Title	Best For	Price
Tykick 68085908AH DEF Pump Diesel Exhauset Fluid Pump/Heater Assembly for Ram 2500 3500 4500 5500 2013 2014 2015 2016 2017 2018 6.7L L6 Replaces#4077501AG,4077501AQ,68192659AA,68192659AH,7660148AE	This pump is perfect for Ram truck owners who need a reliable DEF fluid pump for their 2013-2018 6.7L L6 diesel engines. It suits those who want an easy fit and long-lasting performance in their Ram 2500, 3500, 4500, or 5500 models.	View on Amazon (paid link)
Dorman 904-383 Diesel Exhaust Fluid (DEF) Pump Compatible with Select Ram Models	This Dorman 904-383 DEF Pump is perfect for Ram pickup truck owners with diesel engines. It’s a reliable replacement to fix DEF pump issues and keep your truck running smoothly.	View on Amazon (paid link)
RALBDX 68085908AH DEF Pump Diesel Exhauset Fluid Pump/Heater Assembly Compatible with Ram 2500 3500 4500 5500 6.7 Cummins Diesel 2013-2018 Replaces 4077501AG,4077501AQ,68192659AA,68192659AH,7660148AE	This DEF pump is for truck owners. It fixes your DEF tank. Use it to stop leaks. It keeps your truck on the road.	View on Amazon (paid link)
Flynsu 68085908AH Diesel Exhaust Fluid DEF Pump Replacement for 2013-2018 Dodge Ram 2500 3500 4500 5500 6.7L Urea Pump Level Unit Module Kit 68192659AH	This is perfect for Ram truck owners who need a fast, easy DEF pump fix. It is a smart fit for 2013-2018 6.7L diesel models that need a strong replacement part.	View on Amazon (paid link)
NICEKE 68085908AH DEF Diesel Exhaust Fluid Pump Replacement for 2013-2018 Dodge Ram 2500 3500 4500 5500 6.7L Fluid Pump Heater Assembly 68192659AH 4077501AQ	This is perfect for Ram diesel owners who need a fast, easy fix for a bad DEF pump. It is made for 2013-2018 Dodge Ram 2500, 3500, 4500, and 5500 6.7L diesel trucks.	View on Amazon (paid link)
Baxzl 68085908AH Def Pump Diesel Exhaust Fluid Pump Compatible With Ram 2500 3500 4500 5500 2013 2014 2015 2016 2017 2018 6.7L L6 Fuel Pump Assembly Module Replaces 7330410AC 4077501AL 7660730AA	This pump is for your Ram truck. It is a fast fix. It works well.	View on Amazon (paid link)
JBphxior 68085908AH Diesel Exhaust (DEF) Fluid Pump Fit for Dodge Ram 2500 3500 4500 5500 6.7L 2013-2018,OEM 68192659AF 68192659AA 4077501AQ 4077501AG	This JBphxior Diesel Exhaust (DEF) Fluid Pump is perfect for Dodge Ram owners with 2500, 3500, 4500, or 5500 models from 2013 to 2018. It’s a great fit for those needing a reliable replacement with free replacement if issues arise within a year.	View on Amazon (paid link)
68085908AH DEF Pump Diesel Exhauset Fuel pump Urea Pump with O Ring Replacement for Dodge Ram 2500 3500 4500 5500 6.7 Cummins 2013-2018# 68192659AA 4077501AG	This DEF pump is perfect for Dodge Ram owners with 2013-2018 2500, 3500, 4500, or 5500 models and a 6.7L Cummins diesel engine. It’s easy to install and built to last, making it a reliable replacement for your vehicle.	View on Amazon (paid link)
Flynsu 68085908AH Diesel Exhaust Fluid DEF Pump & Injector Replacement for 2013-2018 Dodge Ram 2500 3500 4500 5500 6.7L Urea Pump Level Unit Module Kit	This DEF pump and injector is perfect for truck owners with a 6.7L Cummins engine. It fits Dodge Ram 2500, 3500, 4500, and 5500 models from 2013 to 2018 and helps keep your engine running clean and strong.	View on Amazon (paid link)
Flynsu 68085908AH Diesel Exhaust Fluid DEF Pump Replacement for 2013-2018 Dodge Ram 2500 3500 4500 5500 6.7L Urea Pump 68192659AH	This Flynsu DEF Pump is perfect for Dodge Ram owners with 2013-2018 2500, 3500, 4500, or 5500 models and a 6.7L Cummins diesel engine. It’s a direct replacement for your worn-out DEF pump, keeping your truck running smoothly.	View on Amazon (paid link)

Detailed Reviews

Discover the top 10 Ram DEF Pump Assemblies handpicked for reliability and performance. Each product is expert-reviewed and backed by customer feedback, ensuring you get the best value for your truck. Find the perfect fit to keep your Ram running clean and efficient—read on to make the right choice!

1. Tykick 68085908AH DEF Pump Diesel Exhauset Fluid Pump/Heater Assembly for Ram 2500 3500 4500 5500 2013 2014 2015 2016 2017 2018 6.7L L6 Replaces#4077501AG,4077501AQ,68192659AA,68192659AH,7660148AE

Tykick 68085908AH DEF Pump Diesel Exhauset Fluid Pump/Heater Assembly for Ram 2500 3500 4500 5500 2013 2014 2015 2016 2017 2018 6.7L L6 Replaces#4077501AG,4077501AQ,68192659AA,68192659AH,7660148AE

The Tykick 68085908AH DEF Pump is made for Ram trucks with a 6.7L L6 diesel engine. It fits models Ram 2500, 3500, 4500, and 5500 from 2013 to 2018. This pump helps keep your diesel exhaust fluid flowing smoothly.

It replaces many part numbers to ensure the right fit. The pump comes with a 6-month warranty for quality and reliability. Always check your vehicle’s compatibility before buying.

Pros	Cons
Versatile fit for many Ram 2500‑5500 models. Reliable performance with diesel DEF fluid handling. Trusted quality backed by 6‑month support. Easy replacement swaps old parts in minutes. No hidden costs – part numbers match originals.	Limited 6-month support for defects, may not cover all issues. Compatibility check required, no guarantee without verification. Part numbers are for reference only, not a fit promise.

Perfect For:

This pump is perfect for Ram truck owners who need a reliable DEF fluid pump for their 2013-2018 6.7L L6 diesel engines. It suits those who want an easy fit and long-lasting performance in their Ram 2500, 3500, 4500, or 5500 models.

Ready to Purchase?

View Price on Amazon (paid link)

Best Ram DEF Heater Assemblies

2. Dorman 904-383 Diesel Exhaust Fluid (DEF) Pump Compatible with Select Ram Models

This DEF pump fits select Ram trucks. It restores proper exhaust fluid flow.

It is a direct replacement part. This unit ensures reliable performance. Buy this durable pump today.

Pros	Cons
Direct replacement for Ram diesel trucks, matches original performance. Restores SCR system, fixes check engine light issues. Meets emissions standards, reliable and trustworthy quality. Easy fit verification, ensures perfect compatibility.	Not universal: Only works with select Ram models, not all trucks. Complex fit check: Requires extra steps to confirm compatibility. No DIY: Professional installation may be needed for some users.

Perfect For:

This Dorman 904-383 DEF Pump is perfect for Ram pickup truck owners with diesel engines. It’s a reliable replacement to fix DEF pump issues and keep your truck running smoothly.

Ready to Purchase?

View Price on Amazon (paid link)

3. RALBDX 68085908AH DEF Pump Diesel Exhauset Fluid Pump/Heater Assembly Compatible with Ram 2500 3500 4500 5500 6.7 Cummins Diesel 2013-2018 Replaces 4077501AG,4077501AQ,68192659AA,68192659AH,7660148AE

RALBDX 68085908AH DEF Pump Diesel Exhauset Fluid Pump/Heater Assembly Compatible with Ram 2500 3500 4500 5500 6.7 Cummins Diesel 2013-2018 Replaces 4077501AG,4077501AQ,68192659AA,68192659AH,7660148AE

The RALBDX 68085908AH DEF Pump is made for Ram 2500, 3500, 4500, and 5500 trucks. It fits 6.7 Cummins diesel models from 2013 to 2018.

This DEF pump helps keep your truck running right. It is a direct replacement for many part numbers. It is built to meet strict standards.

It is made for easy fit and steady use. It works with key diesel truck needs. It is a smart replacement part for your vehicle.

Pros	Cons
Exact fit for Ram 2500-5500, 6.7 Cummins Diesel (2013-2018). Replaces multiple part numbers, saving time and hassle. Meets strict standards for reliable diesel truck performance. Includes DEF pump, ensuring complete and ready-to-install solution.	Installation may be difficult for beginners. Durability might be lower than the original part. Some units may experience sensor errors over time.

Perfect For:

This DEF pump is for truck owners. It fixes your DEF tank. Use it to stop leaks. It keeps your truck on the road.

Ready to Purchase?

View Price on Amazon (paid link)

4. Flynsu 68085908AH Diesel Exhaust Fluid DEF Pump Replacement for 2013-2018 Dodge Ram 2500 3500 4500 5500 6.7L Urea Pump Level Unit Module Kit 68192659AH

Flynsu 68085908AH Diesel Exhaust Fluid DEF Pump Replacement for 2013-2018 Dodge Ram 2500 3500 4500 5500 6.7L Urea Pump Level Unit Module Kit 68192659AH

The Flynsu 68085908AH DEF Pump is a perfect fit for 2013-2018 Dodge Ram trucks. It works with 2500, 3500, 4500, and 5500 models. This pump is made for 6.7L diesel engines.

It replaces multiple OE part numbers, like 68085908AH and 68192659AH. The pump is a direct replacement for the 6.7 Cummins DEF system. It ensures smooth diesel exhaust fluid flow.

This kit meets strict standards for diesel trucks. It’s reliable and easy to install, keeping your truck running clean and efficient.

Pros	Cons
Fits 2013-2018 Ram trucks with 6.7L engines. Replaces multiple OE part numbers for easy installation. Meets strict standards for reliable performance. Direct replacement for Cummins Diesel Exhaust Fluid DEF Pump.	May need professional installation for proper setup Only fits 2013-2018 Dodge Ram 2500-5500 models Can be more expensive than generic replacement pumps

Perfect For:

This is perfect for Ram truck owners who need a fast, easy DEF pump fix. It is a smart fit for 2013-2018 6.7L diesel models that need a strong replacement part.

Ready to Purchase?

View Price on Amazon (paid link)

5. NICEKE 68085908AH DEF Diesel Exhaust Fluid Pump Replacement for 2013-2018 Dodge Ram 2500 3500 4500 5500 6.7L Fluid Pump Heater Assembly 68192659AH 4077501AQ

NICEKE 68085908AH DEF Diesel Exhaust Fluid Pump Replacement for 2013-2018 Dodge Ram 2500 3500 4500 5500 6.7L Fluid Pump Heater Assembly 68192659AH 4077501AQ

The NICEKE 68085908AH DEF Diesel Exhaust Fluid Pump is a reliable replacement for your Dodge Ram. It fits 2013-2018 models with a 6.7L diesel engine. This part ensures your truck runs smoothly and meets emissions standards.

This pump heater assembly works for Ram 2500, 3500, 4500, and 5500 trucks. It replaces multiple part numbers, making it a versatile choice. Installation is straightforward, saving you time and effort.

With durable construction, this pump is built to last. It’s a cost-effective solution for maintaining your vehicle’s performance. Trust NICEKE for quality and reliability.

Pros	Cons
Fits 2013-2018 Dodge Ram trucks perfectly. Replaces multiple part numbers for easy compatibility. Durable DEF pump heater assembly for reliable performance. Direct replacement for 6.7L diesel engines.	May require professional installation for best results Compatibility limited to specific Dodge Ram models and years Potential delays in availability due to engineering updates

Perfect For:

This is perfect for Ram diesel owners who need a fast, easy fix for a bad DEF pump. It is made for 2013-2018 Dodge Ram 2500, 3500, 4500, and 5500 6.7L diesel trucks.

Ready to Purchase?

View Price on Amazon (paid link)

6. Baxzl 68085908AH Def Pump Diesel Exhaust Fluid Pump Compatible With Ram 2500 3500 4500 5500 2013 2014 2015 2016 2017 2018 6.7L L6 Fuel Pump Assembly Module Replaces 7330410AC 4077501AL 7660730AA

Baxzl 68085908AH Def Pump Diesel Exhaust Fluid Pump Compatible With Ram 2500 3500 4500 5500 2013 2014 2015 2016 2017 2018 6.7L L6 Fuel Pump Assembly Module Replaces 7330410AC 4077501AL 7660730AA

The Baxzl 68085908AH Def Pump is a diesel exhaust fluid pump. It works with Ram 2500, 3500, 4500, and 5500 trucks. This pump fits 2013 to 2018 models with a 6.7L L6 engine.

This pump is designed for replacement. It meets original specifications and is checked before shipping. It replaces many part numbers, making it a versatile choice.

We offer customer support for 6 months. If there’s an issue, contact us for a refund or replacement. Professional installation is recommended for safety and proper use.

Pros	Cons
Fits perfectly with Ram 2500 to 5500 models. Direct replacement for multiple OEM part numbers. Built to original specs for reliable performance. Restores efficiency to your diesel exhaust system. High-quality materials ensure long-lasting durability.	Professional installation needed for safe use. No DIY option—technician required. Limited warranty—only 6 months coverage.

Perfect For:

This pump is for your Ram truck. It is a fast fix. It works well.

Ready to Purchase?

View Price on Amazon (paid link)

7. JBphxior 68085908AH Diesel Exhaust (DEF) Fluid Pump Fit for Dodge Ram 2500 3500 4500 5500 6.7L 2013-2018,OEM 68192659AF 68192659AA 4077501AQ 4077501AG

JBphxior 68085908AH Diesel Exhaust (DEF) Fluid Pump Fit for Dodge Ram 2500 3500 4500 5500 6.7L 2013-2018,OEM 68192659AF 68192659AA 4077501AQ 4077501AG

The JBphxior 68085908AH Diesel Exhaust (DEF) Fluid Pump is designed to perfectly fit Dodge Ram models 2500, 3500, 4500, and 5500 with a 6.7L engine from 2013 to 2018. This pump ensures your vehicle’s DEF system works smoothly, helping reduce harmful emissions and keep your engine running clean.

It fits many Dodge Ram trims like Big Horn, Laramie, and Tradesman. The pump matches OEM part numbers for easy replacement. You get reliable quality and a one-year free replacement if any issues arise.

This pump is a smart choice for maintaining your diesel truck’s performance. Check the part number carefully before ordering to ensure compatibility. Enjoy peace of mind with solid after-sales support and a product built to last.

Pros	Cons
Fits multiple Dodge Ram models from 2013 to 2018. Replaces OEM parts with exact match for easy installation. Free replacement within a year for any quality issues. Clear compatibility ensures the right fit for your truck.	May require professional installation for best results Limited to specific Dodge Ram 6.7L models (2013-2018) Must verify OEM part number before purchase to avoid errors

Perfect For:

This JBphxior Diesel Exhaust (DEF) Fluid Pump is perfect for Dodge Ram owners with 2500, 3500, 4500, or 5500 models from 2013 to 2018. It’s a great fit for those needing a reliable replacement with free replacement if issues arise within a year.

Ready to Purchase?

View Price on Amazon (paid link)

8. 68085908AH DEF Pump Diesel Exhauset Fuel pump Urea Pump with O Ring Replacement for Dodge Ram 2500 3500 4500 5500 6.7 Cummins 2013-2018# 68192659AA 4077501AG

68085908AH DEF Pump Diesel Exhauset Fuel pump Urea Pump with O Ring Replacement for Dodge Ram 2500 3500 4500 5500 6.7 Cummins 2013-2018# 68192659AA 4077501AG

This DEF Pump is a direct replacement for your truck. It ensures your 6.7 Cummins engine runs cleanly and efficiently.

This pump fits 2013-2018 Ram 2500, 3500, 4500, and 5500 models. It matches several part numbers including 68192659AA and 68085908AH. The unit includes a new O-ring for a secure seal.

You can install it easily without using any special tools. It is built to meet OEM quality for long-lasting durability. Your purchase is protected by a one-year free replacement warranty.

Pros	Cons
Fits perfectly with 2013-2018 Ram 2500-5500 6.7L Diesel. Easy installation, no special tools needed—saves time and effort. Built to last, matches OEM quality for reliable performance. One-year warranty ensures peace of mind with free replacement.	May need professional help for complex diesel systems Fits only specific Ram models and years Replacement O-ring requires careful sealing to avoid leaks

Perfect For:

This DEF pump is perfect for Dodge Ram owners with 2013-2018 2500, 3500, 4500, or 5500 models and a 6.7L Cummins diesel engine. It’s easy to install and built to last, making it a reliable replacement for your vehicle.

Ready to Purchase?

View Price on Amazon (paid link)

9. Flynsu 68085908AH Diesel Exhaust Fluid DEF Pump & Injector Replacement for 2013-2018 Dodge Ram 2500 3500 4500 5500 6.7L Urea Pump Level Unit Module Kit

Flynsu 68085908AH Diesel Exhaust Fluid DEF Pump & Injector Replacement for 2013-2018 Dodge Ram 2500 3500 4500 5500 6.7L Urea Pump Level Unit Module Kit

The Flynsu 68085908AH DEF Pump & Injector is a direct replacement for your 2013-2018 Dodge Ram truck. It fits 2500, 3500, 4500, and 5500 models with a 6.7L Cummins engine. This kit ensures your diesel exhaust fluid system works perfectly.

This urea pump level unit module is easy to install. It replaces multiple part numbers, saving you time and hassle. Keep your Ram running smoothly with this reliable solution.

The Flynsu DEF Pump is built to last. It’s compatible with 6.7L diesel engines, ensuring optimal performance. Trust this high-quality replacement for your Dodge Ram.

Pros	Cons
Direct fit for 2013-2018 Dodge Ram 6.7L models. Replaces multiple part numbers for easy compatibility. Restores DEF system to keep your truck running smoothly. Durable and reliable for long-lasting performance.	No warranty info provided, leaving buyers unsure about coverage. Compatibility limited to specific Ram models and years only. Installation may require professional help, adding extra costs.

Perfect For:

This DEF pump and injector is perfect for truck owners with a 6.7L Cummins engine. It fits Dodge Ram 2500, 3500, 4500, and 5500 models from 2013 to 2018 and helps keep your engine running clean and strong.

Ready to Purchase?

View Price on Amazon (paid link)

10. Flynsu 68085908AH Diesel Exhaust Fluid DEF Pump Replacement for 2013-2018 Dodge Ram 2500 3500 4500 5500 6.7L Urea Pump 68192659AH

This new pump fits your truck. It helps your engine run clean.

Installation is fast and easy. The part is strong and safe. It fits your Ram perfectly.

Pros	Cons
Perfect fit for 2013-2018 Ram 2500 3500 4500 5500 6.7L. Replaces multiple DEF pump part numbers with one kit. Durable and reliable for long-lasting performance. Easy installation saves time and hassle.	Short lifespan compared to original manufacturer parts. Complex installation may require professional mechanical help. Compatibility issues reported with certain vehicle sub-models.

Perfect For:

This Flynsu DEF Pump is perfect for Dodge Ram owners with 2013-2018 2500, 3500, 4500, or 5500 models and a 6.7L Cummins diesel engine. It’s a direct replacement for your worn-out DEF pump, keeping your truck running smoothly.

Ready to Purchase?

View Price on Amazon (paid link)

Buying Guide

Keeping your Ram truck running smoothly is easy with the right DEF pump assembly. We’ve found the best options to help you choose.

Buying a DEF pump is simple when you know what to look for. Here’s a guide to make your choice easy and smart.

Compatibility:
Make sure the pump fits your Ram model and engine type. Check the year and part numbers for a perfect match.
Quality:
Look for pumps built to last and meet strict standards. Durable materials ensure long-term performance.
Warranty:
A good warranty gives you peace of mind. Choose pumps with 6 months or 1 year of coverage.
Ease of Installation:
Pick a pump that’s easy to install. Some come with O-rings or kits for a quick setup.
Price:
Compare prices to find a cost-effective solution. Balance quality and affordability for the best value.
Brand Reputation:
Trust reliable brands known for quality. Read reviews to see what other Ram owners say.
Customer Support:
Choose brands with good customer service. Helpful support makes solving issues easier.

With these tips, you’ll find the perfect DEF pump for your Ram truck. Drive clean and efficient!