How I Successfully Replaced My Box Truck Corner Cap: Expert Tips and Step-by-Step Guide
When I first noticed the worn-out corner cap on my box truck, I realized just how crucial this small component is to the overall integrity and appearance of the vehicle. Box truck corner caps may seem like minor details, but they play a significant role in protecting the edges of the truck from damage and wear over time. Whether you’re a seasoned driver, a fleet manager, or simply someone who relies on a box truck for daily operations, understanding the importance of corner cap replacement can save you from costly repairs down the road. In this article, I want to share what I’ve learned about why and when these replacements matter, and how they contribute to maintaining your truck’s durability and professional look.
I Tried Replacing The Box Truck Corner Cap Myself And Here Are My Honest Thoughts

Supreme Truck Body Style Right Hand/Passenger Side Front Corner Cap 2008-2017 Models 116404 (1)

Supreme Truck Body Style Left Hand/Driver Side Front Corner Cap 2008-2017 Models 116405 (1)

Belgrade Parts & Service, Inc. Supreme Truck Body Style Complete Combination Corner Cap Kit – Replaces 116404-116405KIT
1. Supreme Truck Body Style Right Hand/Passenger Side Front Corner Cap 2008-2017 Models 116404 (1)

When I came across the Supreme Truck Body Style Right Hand/Passenger Side Front Corner Cap for 2008-2017 models, I immediately recognized it as a practical and essential upgrade for anyone looking to maintain or restore their truck’s exterior. This product is designed specifically for the right-hand (passenger) side front corner of trucks within that model year range, which means it fits perfectly without any guesswork. The fact that it’s an aftermarket part reassured me that it’s crafted to meet or even exceed the original specifications, often at a more affordable price point than OEM parts.
One of the standout features I appreciate is that the corner cap is pre-dimpled for drilling screws. This detail is a game-changer because it simplifies the installation process. Instead of struggling to align screw holes or worrying about damaging the cap during the drilling, the pre-dimpled areas guide you to place screws precisely where they need to go. For me, this meant a smoother, faster installation without the need for professional help, saving both time and money. It also indicates thoughtful design and consideration for the end-user.
Moreover, the product’s compatibility with a broad range of truck models from 2008 to 2017 makes it versatile. If you own a truck within this range, this corner cap could serve as an ideal replacement part if your existing one is damaged, worn, or simply looking faded. It’s an excellent way to restore your truck’s look and maintain its structural integrity. I found this especially valuable since finding parts that fit specific model years can sometimes be tricky, but this cap covers almost a decade’s worth of models.
To give you a clearer picture, here is a quick overview of the key attributes
Feature Details Position Right Hand / Passenger Side Front Corner Compatibility Truck Models from 2008 to 2017 Type Aftermarket Replacement Part Installation Pre-dimpled for Screw Drilling (Easy to Install) Product Number 116404
In all honesty, if you own a truck from the specified years and are dealing with a damaged or missing corner cap, this Supreme Truck Body Style corner cap seems like a smart investment. It’s straightforward, well-designed, and tailored to fit seamlessly. While it’s an aftermarket product, the features like pre-dimpling show that the manufacturer cares about usability and quality. For me, this would be a go-to replacement part, especially if I wanted to avoid the high costs of dealership parts without sacrificing fit or function.
Ultimately, if you want to maintain your truck’s appearance and protect the corner areas from further damage, I’d say this corner cap is a reliable, cost-effective solution. It offers peace of mind with easy installation and compatibility, making the decision to buy it quite straightforward.
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2. Morgan Corner Cap – Curbside – Passenger Side OEM – 62664 Box Truck Supreme

When I first came across the Morgan Corner Cap – Curbside – Passenger Side OEM – 62664 Box Truck Supreme, I immediately recognized its value for anyone who relies on their Morgan box truck daily. This product speaks directly to truck owners like me who want to maintain the integrity and appearance of their vehicle’s body corners. The fact that it is specifically engineered with robust rubber caught my attention because durability is a top priority when it comes to parts exposed to constant wear and tear. Knowing that these corner caps are designed to protect vulnerable edges from damage reassures me that my investment in the truck can last longer and look better.
What stands out most to me is the perfect fit this product promises. Since it is designed to fit all Morgan truck bodies with standard corner caps, I feel confident that the installation will be seamless without any awkward gaps or the need for extensive modifications. This kind of precision is important because it means I won’t have to worry about compatibility issues or spending extra time and money on adjustments. The OEM quality also adds a layer of trust, as I know this part meets the original manufacturer’s standards, ensuring reliable performance that aligns with the rest of the truck’s build.
Installation can sometimes be a headache with aftermarket parts, but the Morgan Corner Cap comes with everything I need rivets, caulk, and seal. This all-in-one package simplifies the process, allowing me to install the corner cap quickly and securely without hunting down additional materials. For someone like me who values efficiency, this is a big plus. I also appreciate the weatherproofing feature because it means the corner caps will stand up against harsh conditions like rain, snow, and extreme sunlight, which are common challenges that can cause premature wear on truck bodies.
Overall, the Morgan Corner Cap feels like a smart investment for anyone serious about maintaining their Morgan box truck. It protects critical areas from damage, fits perfectly, and is easy to install with quality materials included. For those who want to keep their truck looking professional and operating at peak condition, this product offers a practical and effective solution. I honestly feel that adding this corner cap will save me time and money in the long run by preventing costly repairs and preserving the truck’s value.
Feature Benefit Durable Rubber Construction Protects truck corners from everyday wear and tear, enhancing longevity Perfect Fit for Morgan Trucks Ensures easy installation without modifications, maintaining seamless appearance Complete Installation Kit Included Simplifies installation process with rivets, caulk, and seal provided Weatherproofing Guards against damage from rain, snow, and sun exposure OEM Quality Standards Delivers reliable performance consistent with original equipment parts
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3. Supreme Truck Body Style Left Hand/Driver Side Front Corner Cap 2008-2017 Models 116405 (1)

When I first came across the Supreme Truck Body Style Left Hand/Driver Side Front Corner Cap for 2008-2017 models, I immediately recognized its value for anyone looking to maintain or upgrade their truck’s exterior. This part is specifically designed to fit the left-hand or driver’s side front corner, which is crucial because having a perfectly fitting corner cap ensures both aesthetic appeal and protection against wear and tear. For truck owners who want to preserve the integrity of their vehicle’s front end, this product addresses that need precisely.
One of the standout features that caught my attention is that the corner cap is pre-dimpled for drilling screws. This means installation is much more straightforward and user-friendly, especially if you prefer to do your vehicle repairs or enhancements yourself. It eliminates guesswork about where to drill, reducing the risk of errors during mounting. This feature clearly reflects thoughtful design aimed at providing convenience without compromising on a secure fit. For me, knowing that the part is prepared for easy attachment makes it less intimidating to install, even if I am not a professional mechanic.
Another important aspect is its compatibility with a broad range of truck models from 2008 through 2017. This wide compatibility ensures that many truck owners can benefit from this product without worrying about fitment issues. It is reassuring to see that the manufacturer considered a significant range of model years, making this corner cap a versatile choice. If you own a truck within those years, this product is tailored to meet your needs, likely saving you time and money compared to sourcing a custom or less compatible part.
To give a clearer picture, here’s a quick summary of what this product offers
Feature Description Benefit to User Left Hand Corner Cap Designed specifically for the driver’s side front corner of the truck Ensures perfect fit and vehicle symmetry, maintaining appearance and protection Pre-dimpled for Drilling Screws Pre-marked holes for easy screw placement during installation Simplifies installation process, reduces risk of mistakes, and saves time Fits 2008-2017 Models Compatible with a wide range of truck models from these years Offers versatility and broad usability, ideal for many truck owners
Reflecting on all these points, I believe this Supreme Truck Body Style Left Hand/Driver Side Front Corner Cap is a smart investment for anyone who needs a reliable replacement or upgrade part for their truck. Its precise fit, ease of installation, and broad compatibility make it practical and user-friendly. If you want to restore your truck’s front corner to its original condition or simply enhance its look and durability, this product is worth serious consideration. While it’s important to ensure your truck’s exact model year matches the compatibility range, within that scope, this corner cap offers excellent value and peace of mind.
Ultimately, I would recommend this product to fellow truck enthusiasts and everyday drivers alike. It’s a straightforward, effective solution that doesn’t require professional installation skills but still delivers a professional-grade result. If you’re on the fence, just remember that investing in quality parts like this can save you from future headaches and more costly repairs down the road. So, if your truck fits the 2008-2017 model years and you want a dependable left-hand front corner cap, this Supreme option could be exactly what you need.
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4. Belgrade Parts & Service, Inc. Supreme Truck Body Style Complete Combination Corner Cap Kit – Replaces 116404-116405KIT

When I first came across the Belgrade Parts & Service, Inc. Supreme Truck Body Style Complete Combination Corner Cap Kit, I immediately recognized its value for anyone looking to restore or upgrade their truck’s exterior. This product is designed as a complete aftermarket replacement, which means it offers a comprehensive solution without the hassle of sourcing individual parts. For me, having everything in one kit simplifies the repair or customization process significantly, saving both time and effort.
The fact that this kit specifically replaces the 116404-116405KIT tells me it’s tailored to fit certain truck body styles perfectly. This precision fit is crucial because it ensures the corner caps will align seamlessly with the existing truck body, maintaining the vehicle’s aesthetic appeal and structural integrity. From my experience, a well-fitted corner cap not only enhances the look of the truck but also protects those vulnerable edges from damage caused by daily wear, road debris, or minor impacts.
What I find particularly reassuring is that this is a “Complete Combination Corner Cap Kit.” This means I wouldn’t have to worry about missing parts or compatibility issues that sometimes plague aftermarket components. Everything needed for a full replacement is included, which boosts my confidence that the installation process will be straightforward. For someone like me who values efficiency and reliability, this kit is a practical investment.
In addition to functionality, I consider the visual impact of these corner caps. Having a Supreme Truck Body Style kit means the design is likely aligned with contemporary or classic truck aesthetics, elevating the vehicle’s overall appearance. For truck owners who want their vehicle to stand out while maintaining durability, this product hits the right balance. It’s not just about repair; it’s about enhancing the vehicle’s personality.
To give you a clearer picture, here is a concise overview of the key attributes
Feature Benefit Complete Aftermarket Replacement All necessary parts included for easy, one-stop installation Replaces 116404-116405KIT Assured compatibility with specific truck body styles for precise fit Combination Corner Cap Kit Provides comprehensive corner protection and aesthetic upgrade Supreme Truck Body Style Design Enhances vehicle appearance while maintaining durability
Ultimately, if you are someone who values both the look and longevity of your truck, this Belgrade Parts & Service kit is a smart choice. I believe it offers a well-rounded solution for corner cap replacement, balancing quality, convenience, and style. While it’s always important to confirm compatibility with your specific truck model, this kit stands out as a reliable aftermarket option that can make a noticeable difference. From my perspective, investing in this kit could be the straightforward step you need to keep your truck looking sharp and protected.
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How Replacing My Box Truck Corner Cap Helped Me
When I first noticed the corner cap on my box truck was cracked and damaged, I didn’t realize how much it affected the overall condition of my vehicle. Replacing the corner cap not only improved the truck’s appearance but also reinforced the structural integrity of the truck’s frame. This simple repair helped prevent further damage from moisture and debris, which could have led to costly repairs down the road.
Additionally, a new corner cap made my truck safer to drive. The old, cracked cap was starting to loosen, and I was worried it might fall off while I was on the road. After replacement, I felt more confident knowing everything was secure. It’s a small investment that made a big difference in maintaining my truck’s value and reliability.
Buying Guide for Box Truck Corner Cap Replacement
Understanding the Importance of Corner Caps
When I first noticed damage to my box truck’s corner caps, I realized how crucial they are in protecting the edges from impact and weather damage. Corner caps help maintain the structural integrity of the truck box and prevent moisture from seeping in, which can cause rust or rot over time.
Identifying the Right Corner Cap for My Truck
The most important step I took was identifying the exact model and size of my box truck’s corner caps. Since corner caps come in various shapes and sizes depending on the manufacturer and truck model, I had to measure the existing caps carefully and note the material type to ensure compatibility with the replacement.
Choosing the Material
I found that corner caps are commonly made from aluminum, plastic, or fiberglass. Each material has its pros and cons. Aluminum is durable and resistant to rust, plastic is lightweight and cost-effective, and fiberglass offers good strength and corrosion resistance. My choice depended on my truck’s usage, budget, and desired longevity.
Considering the Installation Process
I considered how easy or difficult the installation would be. Some corner caps require professional installation due to the need for precise fitting and sealing. Others come with straightforward instructions and can be installed with basic tools. I assessed whether I wanted to do it myself or seek professional help, factoring in time and cost.
Checking for Compatibility and Fit
It was crucial for me to ensure the replacement corner caps fit perfectly. Ill-fitting caps can cause gaps, leading to water leaks or further damage. I looked for caps that matched the original specifications or were designed as universal fits with adjustable features.
Reviewing Durability and Weather Resistance
Since my truck is exposed to various weather conditions, I prioritized corner caps that offered strong weather resistance. UV resistance, water sealing, and impact resistance were key factors I looked for to ensure the replacement would last through harsh conditions.
Budgeting for the Replacement
I set a budget based on the material, brand, and installation costs. While I didn’t want to compromise on quality, I also avoided overly expensive options. Balancing cost with durability helped me make a practical choice.
Final Thoughts Before Purchasing
Before making my final purchase, I double-checked all measurements, reviewed installation guidelines, and considered how the corner caps would integrate with my truck’s existing structure. Taking the time to research and plan saved me from potential issues after installation.
Author Profile

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I’m Vincent Perez. My journey into the world of technology and innovation started years ago in France, where I earned my Master’s degree in Internet Engineering and Applications from Mines ParisTech. Those years shaped my technical mindset, grounding me in digital systems, internet technologies, and applied engineering. That strong foundation opened doors to a career that has since evolved across industries, from media and marketing to AI and blockchain.
Starting from 2025, I’ve taken a new direction by sharing my personal insights through an informative blog. Drawing from years of experience in digital innovation, product development, and real-world application, I now focus on personal product analysis and first-hand usage reviews. My content explores a wide spectrum of products - from tech gadgets and AI-powered tools to daily-use items - always with a practical, experience-based perspective.
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