Radiator Coolant Reservoir for 2012-2018 Jeep Wrangler JK - Direct Fit

In this review the focus is on the radiator coolant reservoir expansion tank designed for 2012-2018 Jeep Wrangler JK models. The bottom line: this replacement tank is for DIYers and technicians who need a direct-fit, pre-assembled coolant reservoir that restores proper coolant recovery without modifications. Its single biggest selling point is compatibility and ease of installation as a direct replacement for the original part, making it a practical choice when the original tank is cracked, leaking, or missing the cap.

Key Features

• Direct Fit Compatibility: Designed to match the original equipment fit for 2012-2017 and 2018 Jeep Wrangler JK applications so installation is straightforward.
• Pre-Assembled Design: Supplied as a ready-to-install plastic tank with cap included to save time and eliminate the need for modifications.
• Durable Construction: Molded from automotive-grade plastic to provide corrosion resistance and long-term durability under engine bay conditions.
• Reference Matching: Cross-referenced to part numbers CH3014149, 68091500AD, and 68091500AE so shoppers can confirm fitment against their vehicle references.
• DIY Support: Backed by a brand that provides DIY video resources to guide installation for those who prefer to perform the replacement themselves.
• Non-pressurized Design: Built as a non-pressurized reservoir with no level sensor or mounting hardware included, mirroring the original tank function.

Who It's For

This replacement reservoir is aimed at Jeep Wrangler owners, independent mechanics, and DIYers who need a reliable, direct-fit coolant recovery tank for 2012-2018 JK models. It suits anyone who wants a component that installs without trimming or drilling, and appreciates parts sold with clear reference numbers for compatibility checks.

It is less suitable for vehicles that require a tank with an integrated level sensor or mounting hardware; buyers who need sensors or a pressured expansion tank should look for parts that explicitly include those items or consult a dealer for the sensor-equipped variant.

Pros & Cons

Pros

• Direct-fit design saves time and avoids modifications during installation.
• Cap included and pre-assembled for a straightforward replacement experience.
• Good build quality and durability match customer reports of long service life and value for money.
• Clear reference numbers help confirm compatibility with the vehicle.

Cons

• Screw hole alignment received mixed feedback from some customers, so minor adjustment may be necessary in rare cases.
• Mounting hardware and a level sensor are not included, which could require sourcing additional parts for some repairs.

Specifications

Compatible Models	2012-2017 Jeep Wrangler; 2018 Jeep Wrangler JK
Material	Plastic
Pressurized	No
Cap Included	Yes
Level Sensor Included	No
Mounting Hardware Included	No
Reference Numbers	CH3014149, 68091500AD, 68091500AE

Our Verdict

The radiator coolant reservoir is a practical, cost-effective direct-fit replacement for 2012-2018 Jeep Wrangler JK owners who need a reliable tank without extra features. It offers solid build quality, an included cap, and straightforward installation guidance, making it a good value for those replacing a cracked or leaking tank. Those needing integrated sensors or mounting kits should plan to source those separately.

Frequently Asked Questions

Does this tank include the filler cap?
Yes, the product ships with the cap included so you can install the reservoir and seal the system immediately.

Will this fit my 2013 Jeep Wrangler?
It is listed as compatible with 2012-2017 and 2018 Jeep Wrangler JK models; confirm fitment against the reference numbers provided for your vehicle.

Is a level sensor or mounting hardware provided?
No, this tank does not include a level sensor or mounting hardware; those will need to be obtained separately if required.