ATRACYPART Coolant Reservoir Tank for 2014–2021 Ram ProMaster 1500/2500/3500 — 1L Pressurized ABS Direct-Fit

ATRACYPART 603-832 is a direct-fit, pressurized 1‑liter coolant reservoir tank designed to replace the factory overflow bottle on 2014–2021 Ram ProMaster 1500/2500/3500 models.

This replacement coolant reservoir matches the original equipment form and function, accepts the factory cap, and connects to the cooling system using three mounting points. Molded from durable ABS, it resists heat and corrosion under the hood while the reinforced hose joints reduce the chance of leaks or disconnection. The part replaces OE numbers 603-832, 52014880AA, and 68097622AA and carries a two-year warranty from ATRACYPART.

How does this reservoir match my vehicle’s original part?

The ATRACYPART 603-832 is built to duplicate the original geometry and connection layout so it installs without modifying brackets or hoses. It accepts the factory cap and mounts in the same three locations as the OEM bottle, ensuring a snug fit and correct fluid routing.

• Direct-fit replacement for OE# 603-832, 52014880AA, 68097622AA
• Three factory-style mounting holes for exact alignment
• Includes reservoir cap; no drilling or welding required

What materials and durability can I expect?

Manufactured from high-quality ABS, this tank is engineered to withstand underhood temperatures and exposure to coolant chemicals. The surface finish and reinforced hose junctions help prevent cracking, premature wear, and leaks over time.

• Heat-resistant ABS construction for long service life
• Corrosion-resistant design suitable for harsh environments
• Strengthened hose connections to reduce breakage risk

What are the technical specs and pressure ratings?

This reservoir holds approximately 1 liter of fluid and is a pressurized component of the cooling system. The cap and tank assembly are rated up to 20.3 psi maximum working pressure, matching common OEM cooling system parameters.

• Capacity: 1 L
• Maximum pressure rating: 20.3 PSI
• Pressurized design with included cap

How easy is installation and what’s included?

Installation is straightforward for anyone comfortable working under a vehicle hood. The reservoir comes ready to install with the cap and uses existing mounting hardware and hoses; no special tools, thermal welding, or body modifications are necessary.

• Comes with reservoir cap installed
• No drilling, cutting, or welding needed—uses factory mounting points
• Compatible with existing hoses and fittings on specified ProMaster models

Who is this for: This ATRACYPART reservoir is intended for owners and technicians maintaining 2014–2021 Ram ProMaster 1500, 2500, and 3500 vans who need a reliable OEM-fit replacement due to cracks, leaks, or aged plastic. It suits fleet mechanics, DIY installers, and anyone seeking a durable, warranty-backed cooling system component that restores proper coolant overflow function.