Dorman 918-588 Power Steering Cooler

Power Steering Cooler for Dodge, Chrysler, and Ram

Dorman 918-588 is a direct-fit power steering cooler built to match the original cooler’s fit and function on select vehicles. It uses aluminum construction for dependable heat transfer and long-term durability in the steering system.

Compatible with 2011-2020 Dodge Grand Caravan, 2011-2016 Chrysler Town & Country, and 2012-2015 Ram C/V, this Dorman power steering cooler is a practical OE-style replacement for vehicles that need restored steering fluid cooling performance. Part number 918-588 is also a fitment-based search term for owners replacing a damaged or leaking cooler.

• Aluminum construction for efficient cooling and corrosion resistance
• Black, silver, and aluminum finish details as listed by the manufacturer
• Female tube fittings with 0.26 in. inside diameter and 0.61 in. outside diameter
• Overall dimensions: 38.5 in. length, 23 in. height, and 0.41 in. overall width
• Engineered to match the original cooler’s fit and function on specified applications

Detailed Product Overview

This power steering cooler helps manage heat in the steering hydraulic circuit, which is important for maintaining consistent steering feel and protecting system components from elevated fluid temperatures. Dorman 918-588 is built from aluminum and sized to align with the original cooler layout on the listed Dodge Grand Caravan, Chrysler Town & Country, and Ram C/V applications. If you are searching for a 2011-2020 Dodge Grand Caravan power steering cooler or a 2011-2016 Chrysler Town & Country steering cooler, this part number 918-588 is a direct reference point for the correct replacement.

This part cross-references Dorman - HELP 93615 for the same application.

What It Helps Address

• Overheated power steering fluid
• Leaking or damaged factory steering cooler
• Reduced steering system cooling efficiency
• Noise or strain related to elevated steering fluid temperatures
• Need for an OE-style replacement cooler on supported Dodge, Chrysler, and Ram vehicles

Installation Notes and Tips

Verify inlet and outlet fitting dimensions before installation to confirm line connection match. Inspect the steering hoses, clamps, and fluid condition during replacement so the new cooler is installed into a clean, sealed system. Confirm vehicle application by year, make, and model before ordering, especially for Dodge Grand Caravan, Chrysler Town & Country, and Ram C/V fitments.

Quality Assurance

Dorman designs this cooler to match original fit and function on the specified vehicles and manufactures it from quality materials for reliable performance and durability. Part number 918-588 is built as an OE-style replacement for the listed applications.