Dorman Engine Coolant Reservoir Non-Pressurized for 1987-1990 Jeep Cherokee Comanche Wagoneer 603-300

Engine coolant reservoir for 1987-1990 Jeep Cherokee, Comanche, Wagoneer by Dorman - OE Solutions Non-Pressurized replacement part.

Built to meet the manufacturer’s design intent for reliable service.

Key Features

• Manufactured from quality materials to withstand underhood heat and engine vibration
• Engineered to match the fit and function of the original part
• Non-Pressurized design for safe operation

Benefits

• Provides reliable cooling system performance after replacement
• Easy installation with direct-fit compatibility
• Durable construction reduces risk of future leaks
• Trusted by automotive enthusiasts and mechanics alike

Application

This part is for Jeep owners needing a replacement coolant reservoir due to wear, leaks, or failure.

Fitment Notes

• 1987-1990 Jeep Cherokee
• 1987-1990 Jeep Comanche
• 1987-1990 Jeep Wagoneer

Why Choose Dorman - OE Solutions?

• Choosing Dorman aftermarket replacement parts is a smart way to restore your vehicle with confidence, thanks to a strong focus on fit, durability, and dependable performance. Dorman parts are engineered as direct-fit replacements designed to match OE form, fit, and function, helping ensure a smoother installation and reliable results. Built with quality materials and validated through testing, they’re made to stand up to daily driving demands and help reduce the risk of repeat repairs. For a long-lasting fix you can trust, Dorman delivers proven aftermarket solutions that keep your vehicle operating the way it should.

What’s in the Box

• 1 PC

Item Dimensions

• 11.4in x 7.0in x 6.2in, 1.7lbs