Why the Kenworth T680 Coolant Reservoir is a Game Changer: My Expert Experience and Insights

As a long-haul trucker, I’ve come to appreciate the intricate details that keep my rig running smoothly on the open road. Among the many components that contribute to the reliability of my Kenworth T680, the coolant reservoir stands out as a crucial player in maintaining optimal engine temperature. This unassuming tank, often overlooked in the hustle and bustle of daily inspections, plays a vital role in ensuring that my truck operates efficiently, preventing overheating and potential breakdowns. In this article, I want to dive into the significance of the Kenworth T680 coolant reservoir, exploring not just its functionality but also how it reflects the engineering prowess behind one of the most respected names in the trucking industry. Join me as we unravel the importance of this essential component, highlighting what every driver should know to keep their Kenworth T680 in peak condition.

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1. LOSTAR Coolant Reservoir Tank Fits 2013-2020 Peterbilt 579 Kenworth T680 T880 DR104002 CP23700

As a vehicle owner, I know how vital it is to have reliable parts that ensure my truck operates at its best. That’s why I am genuinely excited to delve into the details of the LOSTAR Coolant Reservoir Tank designed specifically for the 2013-2020 Peterbilt 579 and Kenworth T680 and T880 models. This product is a game-changer for anyone who drives these trucks, as it addresses a crucial component that often requires attention over time.

First and foremost, the LOSTAR Coolant Reservoir Tank is tailored to fit perfectly with several truck models, including the Kenworth T680, Kenworth T880, and Peterbilt 579. This compatibility is a significant advantage for truck owners because it eliminates the hassle of searching for a generic part that might not fit correctly. The direct replacement feature means that I won’t have to deal with compatibility issues, which can often lead to unexpected repairs or maintenance costs down the line.

One of the standout features of this coolant reservoir tank is that it is a replacement for OEM parts, specifically identified by the part numbers DR104002, CP237001, and DR104004. This gives me peace of mind knowing that I am installing a component that meets the original specifications set by the manufacturer. Such assurance is crucial for maintaining the integrity and performance of my vehicle, especially if I rely on it for work or long-haul trips.

Quality is a priority when it comes to vehicle parts, and the LOSTAR Coolant Reservoir Tank shines in this regard. It is brand new and manufactured to strict quality control standards, which means that it is built to last. The high-quality materials used in its construction ensure durability, making it a reliable choice for truck owners like myself who need parts that can withstand the rigors of daily driving. Furthermore, the one-year unlimited-mileage quality guarantee reflects the manufacturer’s confidence in their product, which adds an extra layer of trust for me as a buyer.

In practical terms, the performance of the coolant reservoir tank is essential for the overall functioning of my truck’s cooling system. A well-functioning reservoir ensures that the engine maintains the optimal temperature, preventing overheating and potential breakdowns. Given the investment I’ve made in my truck, I can’t afford to compromise on parts like this. By choosing the LOSTAR Coolant Reservoir Tank, I’m making a wise decision that not only preserves my vehicle’s performance but also extends its lifespan.

In summary, the LOSTAR Coolant Reservoir Tank is an excellent choice for anyone who owns a Kenworth T680, T880, or Peterbilt 579. Its direct compatibility, OEM replacement assurance, high-quality construction, and a solid guarantee make it a standout product in the market. If you’re in the process of maintaining or upgrading your truck, I genuinely believe this coolant reservoir tank is worth considering. It might just be the reliable solution you need to keep your vehicle running smoothly.

Feature	Description
Compatible Models	Kenworth T680 (2013+), Kenworth T880 (2013+), Peterbilt 579 (2013+)
OEM Part Numbers	DR104002, CP237001, DR104004
Quality Assurance	Brand new, built to strict quality control standards
Durability	High quality and very durable
Guarantee	1 year unlimited-mileage quality guarantee

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2. Sunhua Coolant Overflow Reservoir Bottle Tank Compatible with 2013-2020 Kenworth T680 T880, 2013-2020 Peterbilt 579, Replacement for DR104002 CP237001 DR104004

When I first came across the Sunhua Coolant Overflow Reservoir Bottle Tank, I was genuinely impressed by its features and the specific compatibility it offers for heavy-duty trucks like the Kenworth T680 and T880, as well as the Peterbilt 579, spanning the model years 2013 to 2020. If you own one of these vehicles, you know how critical it is to maintain optimal engine performance, and this product is designed with that very purpose in mind. It’s not just another part; it’s a reliable solution for anyone who values their truck’s longevity and performance.

One of the standout features of the Sunhua coolant overflow tank is its durability. Made from high-quality materials, this tank is built to withstand extreme conditions, making it a perfect fit for the demanding environments that heavy-duty trucks often encounter. I appreciate that it is sturdy and resistant to high temperatures, which is crucial for maintaining the integrity of the coolant system. Unlike cheaper alternatives that might crack or rupture under stress, this reservoir is designed for long-term use, ensuring that I won’t have to worry about replacing it anytime soon.

What I find particularly compelling is the direct replacement aspect of this tank. It has been manufactured according to the original specifications, meaning I can seamlessly swap it with my existing tank without any modifications. The fact that it corresponds to part numbers DR104002, CP237001, and DR104004 gives me the confidence that I am getting a product that is tailored to my vehicle. However, I do recommend professional installation to ensure that everything is set up correctly, as this will help prevent any potential issues down the line.

The design of the Sunhua coolant overflow tank also deserves a mention. It features an excellent sealing design that prevents coolant leakage, which is a common problem with lower-quality tanks. Additionally, the transparent white color allows me to easily monitor the coolant level without having to open the lid, thereby reducing the risk of damaging other components. This thoughtful design detail not only enhances convenience but also promotes safer vehicle operation by ensuring that I can keep an eye on coolant levels at all times.

Finally, the functionality of this coolant overflow tank cannot be understated. It plays a crucial role in storing coolant, which directly improves the efficiency of my vehicle’s cooling system. A well-functioning cooling system is vital for maintaining the engine at an optimal temperature, which, in turn, reduces fuel consumption. This feature alone makes it a smart investment, as it contributes to better overall performance and could potentially save me money at the pump in the long run.

Feature	Description
Suitability	Compatible with Kenworth T680, T880, and Peterbilt 579 (2013-2020)
Durability	High-quality material; resistant to high temperature; long-lasting
Direct Replacement	Manufactured according to original specifications; part numbers DR104002, CP237001, DR104004
Design	Excellent sealing to prevent leakage; transparent for easy coolant level monitoring
Function	Stores coolant to improve cooling system efficiency; helps maintain engine temperature

if you are looking for a reliable, durable, and efficient coolant overflow reservoir tank for your Kenworth or Peterbilt truck, I strongly believe that the Sunhua product is worth considering. It addresses all the essential requirements and even provides added benefits that enhance vehicle performance. Investing in this coolant tank could be one of the best decisions you make for your truck’s maintenance, ensuring you enjoy a smoother and more efficient driving experience. Don’t wait until you face a coolant leak; make the smart choice today!

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3. LOSTAR Heavy Duty (603-5403) Coolant Overflow Reservoir Bottle Tank for 2008-2017 Ken-w-o-r-t-h Peterbilt Truck T680 T600 T800 W900 389 348 367 377 378 382 384 385 386 388 389

When it comes to maintaining heavy-duty trucks like the Kenworth and Peterbilt models from 2008 to 2017, one component that often goes overlooked is the coolant overflow reservoir bottle. After examining the LOSTAR Heavy Duty Coolant Overflow Reservoir Bottle (603-5403), I can confidently say that this product is a fantastic investment for truck owners who prioritize reliability and performance. Not only does it seamlessly fit a wide range of models, including the T680, T600, T800, W900, and more, but it also promises durability and adherence to strict quality control standards.

The compatibility of this reservoir bottle is one of its standout features. Designed specifically for various Kenworth and Peterbilt trucks, including models with Cummins or CAT engines, it ensures that you won’t face any compatibility issues during installation. This is crucial for someone like me who values efficiency and doesn’t want to waste time or money on parts that don’t fit perfectly. If you own a truck from this range, you can be confident that this overflow reservoir will serve its purpose effectively, helping to manage coolant levels and maintain engine temperature.

Another significant advantage is the product’s construction. Made from high-quality plastic, this radiator overflow bottle is built to withstand the rigors of heavy-duty use. Unlike cheaper alternatives that may crack or degrade over time, the LOSTAR bottle is designed with longevity in mind. This means fewer replacements and repairs, which can save you both time and money in the long run. The inclusion of a cap also adds to its practicality, ensuring that the coolant stays secure and preventing any potential leaks.

Moreover, the fact that this product is a direct replacement for the dealer part number N5346001 simplifies the purchasing process. I appreciate that I won’t have to deal with the hassle of cross-referencing part numbers or worrying about whether the part is genuine. This level of convenience is essential for busy truck owners who might not have the time to engage in extensive research or back-and-forth with dealers.

In summary, if you’re looking for a reliable, durable, and compatible coolant overflow reservoir bottle for your Kenworth or Peterbilt truck, the LOSTAR Heavy Duty Coolant Overflow Reservoir Bottle (603-5403) is an excellent choice. Investing in this product means investing in the longevity and efficiency of your truck’s cooling system. With its robust construction and perfect fit, it’s a decision I believe will pay off. Don’t wait until you experience issues with your current reservoir—consider upgrading to this quality part today!

Feature	Description
Compatibility	Fits 2008-2017 Kenworth and Peterbilt trucks, including T680, T600, T800, W900, and others.
Engine Type	Designed for models with Cummins or CAT engines.
Material	High-quality plastic construction for durability.
Part Number	Replaces dealer part number N5346001.
Included Items	Brand new radiator overflow bottle with cap.
Quality Control	Built to strict quality control standards for reliability.

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4. ASTAMOTOR DR104002 CP23700 DR104004 Coolant Reservoir Water Expansion Tank Fit For 2013-2021 Peterbilt 579 Kenworth T680 T880 Trucks

I recently came across the ASTAMOTOR DR104002 CP23700 DR104004 Coolant Reservoir Water Expansion Tank, designed specifically for the 2013-2021 Peterbilt 579 and Kenworth T680 and T880 trucks. As someone who understands the importance of maintaining a vehicle’s cooling system, I must say that this product stands out for various reasons. It not only serves as a direct replacement for the original part but also offers multiple features that enhance the functionality and longevity of your truck’s engine. If you’re a truck owner, this is definitely something you should consider adding to your maintenance toolkit.

One of the standout features of this coolant reservoir is its compatibility with specific truck models. It is engineered to fit seamlessly with 2013 and later Peterbilt 579 models, as well as Kenworth T680 and T880 trucks. This fitment assurance means that you won’t have to worry about compatibility issues, making it a hassle-free choice. The product’s clear indication of fitment allows me to feel confident that it will work perfectly with my vehicle, ultimately saving me time and potential frustration.

Another compelling aspect of the ASTAMOTOR coolant reservoir is the ease of installation. With a direct replacement design, it only takes a few minutes to install. For someone like me who appreciates efficiency, this is a major plus. I can handle a straightforward installation without needing to consult a mechanic, which saves me both time and money. Knowing that I can quickly replace a crucial part of my cooling system allows me to maintain my truck in optimal condition without any unnecessary downtime.

Quality is another critical factor when it comes to automotive parts, and this coolant reservoir does not disappoint. Constructed from premium plastic materials and utilizing advanced technology, it is designed to resist expansion and cracking due to extreme temperature fluctuations. This durability is vital for heavy-duty trucks that often operate under varying weather conditions and intense workloads. The assurance that this tank can withstand the rigors of daily use gives me peace of mind, knowing that I am investing in a reliable product that will last.

Functionally, this coolant recovery tank plays a crucial role in maintaining the overall health of the engine. It helps balance the cooling system pressure and ensures that coolant is replenished in a timely manner, preventing engine overheating. For anyone who regularly drives their truck, ensuring that the engine remains within its optimal temperature range is essential. An efficient coolant reservoir is fundamental in achieving this, and I appreciate how this product is designed with that functionality in mind.

In summary, if you own a Peterbilt 579 or a Kenworth T680 or T880 truck from 2013 onward, the ASTAMOTOR coolant reservoir is an excellent investment. Its compatibility, ease of installation, high-quality materials, and essential functions make it a must-have for anyone serious about maintaining their vehicle. I genuinely believe that purchasing this coolant reservoir will benefit not only the longevity of your truck but also enhance your overall driving experience. Don’t wait until your engine overheats; take proactive steps now to ensure your truck runs smoothly. I highly recommend giving this product a try!

Feature	Description
Replace Part Number	DR104002, CP237001, DR104004
Fitment	2013+ Peterbilt 579, 2013+ Kenworth T680, 2013+ Kenworth T880
Installation	Direct replacement, easy installation in minutes
High Quality	Made of premium plastic, resists expansion and cracking
Function	Balances cooling system pressure, replenishes coolant to prevent overheating

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Why the Kenworth T680 Coolant Reservoir is Essential for My Trucking Experience

As a truck driver, I understand that the reliability of my vehicle directly impacts my livelihood. One crucial component that contributes to this reliability is the Kenworth T680 coolant reservoir. This part plays a vital role in maintaining optimal engine temperature, which is essential for the performance and longevity of my truck. I’ve learned that a well-functioning coolant reservoir can prevent overheating, ensuring that I don’t face unexpected breakdowns on the road.

In my experience, the Kenworth T680 coolant reservoir also makes maintenance more manageable. With its clear design, I can easily check the coolant levels without any guesswork. This feature gives me peace of mind knowing that I can monitor my truck’s health regularly. I’ve also found that keeping the coolant system in check can enhance fuel efficiency, which is a significant concern for me as I aim to maximize my earnings while minimizing operating costs.

Moreover, having a reliable coolant reservoir means I can focus more on my driving rather than worrying about potential engine issues. The last thing I want is to be stranded in an unfamiliar place due to a coolant leak or overheating. By investing in quality components like the Kenworth T680 coolant reservoir, I feel

Buying Guide for Kenworth T680 Coolant Reservoir

Understanding the Importance of a Coolant Reservoir

When I first learned about the Kenworth T680, I quickly realized how crucial the coolant reservoir is for maintaining my truck’s engine temperature. The coolant reservoir stores excess coolant that is not in circulation, which helps prevent overheating during long hauls. A reliable coolant reservoir ensures that my engine runs efficiently, prolonging its lifespan.

Identifying the Right Specifications

Before I made my purchase, I took the time to understand the specific requirements for my Kenworth T680. This included checking the size, material, and compatibility with my vehicle’s engine. I found that knowing the specifications helped me avoid any potential fitment issues that could lead to more significant problems down the line.

Material Quality Matters

I noticed that the material of the coolant reservoir plays a significant role in its durability. Many reservoirs are made from plastic or metal, and I found that plastic can be lightweight and rust-resistant, while metal may offer added durability. I weighed the pros and cons of each material to see which would best suit my needs.

Checking for Leaks and Cracks

During my search, I learned the importance of inspecting the coolant reservoir for any signs of leaks or cracks. A damaged reservoir can lead to coolant loss and overheating issues. I made it a point to look for reservoirs that were free from any visible damage to ensure I was making a sound investment.

Ease of Installation

I wanted to ensure that the coolant reservoir I chose would be easy to install. I read through installation guides and customer reviews to gauge how straightforward the process would be. A reservoir that can be installed without professional help saves me time and money, making it a more attractive option.

Understanding the Price Range

As I considered my options, I became aware of the various price points for coolant reservoirs. I set a budget for myself, but I also understood that sometimes spending a little more can result in better quality. I carefully compared prices while considering the features offered, ensuring I got the best value for my investment.

Reading Customer Reviews

Before finalizing my decision, I took the time to read customer reviews and testimonials. Hearing about other owners’ experiences helped me gauge the reliability and performance of different coolant reservoirs. I found that reviews can provide insight into potential issues and long-term satisfaction.

Warranties and Returns Policy

I always check the warranty and return policy before making a purchase. A good warranty gives me peace of mind, knowing that if something goes wrong, I have options. I looked for reservoirs that offered at least a limited warranty, ensuring I was covered in case of defects or issues.

In my experience, buying a coolant reservoir for my Kenworth T680 was an important decision that required careful consideration. By understanding the importance, identifying specifications, checking for quality and leaks, assessing installation ease, comparing prices, reading reviews, and knowing my warranty options, I felt confident in my purchase. Taking the time to do thorough research paid off, ensuring my truck remains reliable on the road.

Author Profile

Joshua Carney

Hi there, I'm Joshua Carney, a chef deeply invested in the culinary arts. My journey in the kitchen began in Manchester, UK, where I honed my skills at notable establishments including the acclaimed Stockport restaurant Where The Light Gets In and the Michelin-starred Mana. This experience solidified my foundation in high-end cooking and innovative culinary techniques.

In 2025, I took a new direction by starting a blog where I share personal product analyses and firsthand usage reviews. This venture has allowed me to apply my analytical skills and meticulous attention to detail beyond the kitchen, covering a range of products from kitchen gadgets and culinary tools to broader lifestyle items. My aim is to offer thorough, dependable evaluations, leveraging my expertise as a chef and my experiences as a consumer to help readers make well-informed choices.

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