Updated daily13613 products compared55 categories97 buying guides How we test Affiliate disclosure
0SavedWishlist0Side by sideCompare
How we testAffiliate disclosure
603-839 Coolant Reservoir Tank with Sensor & Cap Compatible with 2013-2018 Ram 2500 3500 4500 5500 L6 6.7L Engine Replaces# 68166475AC 68096261AA 68166475AB9.2Our score 4 photos
YBrandYEHERITYYEHERIT1 product in our catalogSee all YEHERIT products →ID DBD-17573

603-839 Coolant Reservoir Tank with Sensor & Cap Compatible with 2013-2018 Ram 2500 3500 4500 5500 L6 6.7L Engine Replaces# 68166475AC 68096261AA 68166475AB

9.2/10 our score 4.6 (556 ratings on Amazon)

Coolant reservoir Compatible with 2013-2018 Ram 2500 3500 4500 5500 L6 6.7L. Please check your model and replace part number before purchase

About this item

  • Fitment: Coolant reservoir Compatible with 2013-2018 Ram 2500 3500 4500 5500 L6 6.7L. Please check your model and replace part number before purchase
  • Part Number: Coolant tank replace for 603-839, 603839, 68096261AA, 68166475AB, 68166475AC, 68166475AD, 68249136AA, 68442532AA
  • Engine Prorection: Effectively manages coolant overflow, maintaining the proper fluid level and preventing overheating to protect your engine's performance and longevity
  • High Quality: Made of high-quality plastic, heat and pressure resistant to ensure long-term reliability under harsh engine conditions
Category: Automotive › Coolant Recovery KitsRanked #99 of 254 in Automotive
9.2Our score
Our verdict

Coolant reservoir Compatible with 2013-2018 Ram 2500 3500 4500 5500 L6 6.7L. Please check your model and replace part number before purchase

Ranked #99 in Automotive · 4 things we like

Quick answer The 603-839 Coolant Reservoir Tank by YEHERIT scores 9.2/10 with us. Amazon owners rate it 4.6 out of 5 across 556 reviews, above the 4.4 average of the 233 products we track in Automotive. It was listed at $72.99 on Amazon when we last checked in September 2026.

FITMENT: Coolant reservoir Compatible with 2013-2018 Ram 2500 3500 4500 5500 L6 6.7L. Please check your model and replace part number before purchase PART NUMBER: Coolant tank replace for 603-839, 603839, 68096261AA, 68166475AB, 68166475AC, 68166475AD, 68249136AA, 68442532AA ENGINE PRORECTION: Effectively manages coolant overflow, maintaining the proper fluid level and preventing overheating to protect your engine's performance and longevity HIGH QUALITY: Made of high-quality plastic, heat and pressure resistant to ensure long-term reliability under harsh engine conditions EASY TO INSTALL: Engineered for straightforward installation with no modifications required, saving you time and effort while ensuring a secure and leak-proof fit

Do Best Deal is a participant in the Amazon Services LLC Associates Program. As an Amazon Associate we earn from qualifying purchases. If you buy through links on this site we may earn a commission, at no extra cost to you. Learn more.

Product information

4 specifications
Brand‎YEHERIT
Item Weight‎4.64 pounds
Package Dimensions‎15.31 x 14.41 x 12.52 inches
OEM Part Number‎603-839, 68096261AA, 68166475AB, 68166475AC, 68166475AD

Pros & cons

What we like
  • FITMENT: Coolant reservoir Compatible with 2013-2018 Ram 2500 3500 4500 5500 L6 6.7L. Please check your model and replace part number before purchase
  • PART NUMBER: Coolant tank replace for 603-839, 603839, 68096261AA, 68166475AB, 68166475AC, 68166475AD, 68249136AA, 68442532AA
  • ENGINE PRORECTION: Effectively manages coolant overflow, maintaining the proper fluid level and preventing overheating to protect your engine's performance and longevity
  • HIGH QUALITY: Made of high-quality plastic, heat and pressure resistant to ensure long-term reliability under harsh engine conditions
What could be better

    603-839 Coolant Reservoir Tank: questions & answers

    Is the 603-839 Coolant Reservoir Tank worth buying?

    Yes, it is one of the stronger picks in its group. We score the 603-839 Coolant Reservoir Tank 9.2 out of 10. Amazon owners rate it 4.6 out of 5 across 556 reviews, above the 4.4 average of the 233 products we track in Automotive.

    How much does the 603-839 Coolant Reservoir Tank cost?

    It was listed at $72.99 on Amazon when we last checked in September 2026. Amazon prices change daily, so use the price button on this page to see the current figure.

    What options does the 603-839 Coolant Reservoir Tank come in?

    Amazon lists 10 options. Size: 68327756AA, Aluminum 603-973, 603-253, 68283565AB, 603-832, 17138621092, 603-839, 603-973 and 2 more. Pick an option on this page and the button opens exactly that model.

    What are good alternatives to the 603-839 Coolant Reservoir Tank?

    Similar, well-rated products in our catalog: Veharvim Sun Visor Repair Kit Compatible (9.6/10, 4.8 stars from 362 owners); B&W Trailer Hitches Companion OEM Slider Fifth (9.6/10, 4.8 stars from 77 owners); Tyger Auto T3 Soft Tri-fold Truck Bed Tonneau (9.4/10, 4.7 stars from 11,065 owners).

    Veharvim Sun Visor Repair Kit CompatibleB&W Trailer Hitches Companion OEM Slider FifthTyger Auto T3 Soft Tri-fold Truck Bed Tonneau