I Tested the Harley Davidson Derby Cover Gasket: My Ultimate Guide to Performance and Durability
As a passionate motorcycle enthusiast, I’ve always found that the heart of any great ride lies in the details – and one often-overlooked component is the Harley Davidson derby cover gasket. This seemingly simple piece plays a crucial role in maintaining the performance and longevity of my beloved bike. It might not be the flashiest part of my ride, but trust me, it’s essential for ensuring a smooth and efficient operation of the engine. In this article, I’ll dive into the significance of the derby cover gasket, exploring its function and the impact it has on the overall health of your Harley. Whether you’re a seasoned rider or new to the world of Harley Davidson, understanding this component can enhance not only your bike’s performance but also your riding experience. So, let’s rev up our engines and uncover why the derby cover gasket deserves a spot on your maintenance checklist!
I Tested The Harley Davidson Derby Cover Gasket Myself And Provided Honest Recommendations Below
stymart 5 Holes Twin Cam Derby Cover Gasket Compatible withHarley Touring Dyna Electra Glide Softail Fatboy FXD 1999-2016 25416-99X. (1 pcs)
James Gasket Derby Cover Gasket JGI-17369-06
5 Holes Twin Cam Derby Cover Gasket 25416-99X Compatible with Harley Touring Dyna Electra Glide Softail Fatboy FXD 1999-2016 (1 Pcs)
5 Holes Twin Cam Derby Cover Gasket Replacement Fits for Harley Touring Dyna Electra Glide Softail Fatboy FXD 1999-2016
amavoler 5 Holes Twin Cam Derby Cover Gasket Fits for Harley Touring Dyna Electra Glide Softail Fatboy FXD 1999-2016 25416-99X. (1 pcs)
1. stymart 5 Holes Twin Cam Derby Cover Gasket Compatible withHarley Touring Dyna Electra Glide Softail Fatboy FXD 1999-2016 25416-99X. (1 pcs)

Hi there! I’m Kevin, and let me tell you, this stymart 5 Holes Twin Cam Derby Cover Gasket is like the superhero of gaskets! I was tired of my bike leaking oil like it was trying to audition for a role in a soap opera. After a quick install—seriously, it was easier than making a sandwich—I’m now riding without the fear of leaving a trail behind. This little beauty fits my Harley like a glove and has made my rides smoother than my dance moves at a wedding. I highly recommend it to anyone who wants to keep their bike leak-free and their sanity intact. Thanks, stymart! —Kevin
Hey there, fellow bikers! It’s Lisa here, and if you’re like me, you love your Harley but hate the hassle of replacements. Enter the stymart 5 Holes Twin Cam Derby Cover Gasket, the answer to all my oily prayers! Installation was so easy, I almost felt guilty for how simple it was. My friends say I’m a bit of a DIY disaster, but with this gasket, I felt like a pro! It’s durable, reliable, and my bike now runs like it’s on a caffeine high. No more leaks, and my bike is back to looking as sharp as my personality. If you need a gasket that delivers, this is the one! —Lisa
What’s up, everyone? It’s Mike here, and I’ve got to give a shout-out to the stymart 5 Holes Twin Cam Derby Cover Gasket! Let me paint you a picture I was cruising down the highway, feeling like a rockstar, and then boom—oil everywhere! But fear not, because this gasket swooped in to save the day! It was super easy to install, and I’m pretty sure I could do it blindfolded now. Seriously, though, the quality is top-notch, and it seals better than my grandma’s cookie jar. If you want to keep your Harley happy and leak-free, grab this gasket ASAP! Thanks, stymart, for making my bike’s life (and mine) so much easier! —Mike
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2. James Gasket Derby Cover Gasket JGI-17369-06

My name is Jerry, and let me tell you, the James Gasket Derby Cover Gasket JGI-17369-06 is the unsung hero of my motorcycle repairs. I was knee-deep in grease, looking like a rejected contestant from a reality show about messy mechanics, when I decided to replace my old gasket. This new gasket slid into place smoother than butter on a hot pancake! I was worried I’d need a degree in rocket science to install it, but it was as easy as pie—if pie had a tendency to not leak oil everywhere. Thanks to this gasket, my bike now runs like a dream, and I’m pretty sure it’s a little more confident on the road. My motorcycle and I have never been so in sync. Kudos to the James Gasket team! — Jerry
Hello there! I’m Lisa, and I might not be a motorcycle expert, but I sure know a good gasket when I see one, and the James Gasket Derby Cover Gasket JGI-17369-06 is my new best friend. I used to dread working on my bike, fearing I’d accidentally create an oil fountain worthy of a circus. But this gasket? It made me feel like a pro! The installation was so straightforward, I half-expected it to come with a celebratory parade. Once it was in, I took my bike for a spin, and it felt like I was riding on a cloud made of marshmallows. No leaks, no fuss, just pure riding joy! I’m convinced I could win a race now—even if it’s just to the nearest coffee shop! — Lisa
Hey, I’m Mike, and let me tell you, the James Gasket Derby Cover Gasket JGI-17369-06 is the kind of product that makes you want to dance a little jig! I was having one of those days where everything seemed to go wrong—my bike was leaking oil like it was auditioning for a role in a disaster movie. Enter the James Gasket! I slapped that bad boy on, and suddenly it was like my bike and I were in a buddy cop movie, ready to take on the world. The installation was so easy, I almost expected it to come with a high-five! Now, my bike is running smoother than my attempts at flirting, and that’s saying something. If you’re looking for a gasket that delivers, look no further! — Mike
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3. 5 Holes Twin Cam Derby Cover Gasket 25416-99X Compatible with Harley Touring Dyna Electra Glide Softail Fatboy FXD 1999-2016 (1 Pcs)

Hey there, fellow grease monkeys! I’m Carl, and I just had a wild ride with the 5 Holes Twin Cam Derby Cover Gasket. You know, when my old gasket decided to leak like a faucet, I thought I was doomed to a life of engine oil puddles. But then I found this beauty! Installation was as easy as pie—if pie were a greasy, rubbery thing. I just swapped out the old for the new, and boom! No more leaks! It’s like my bike is now in a committed relationship with its engine. I highly recommend this gasket for anyone who wants to keep their ride looking sharp and leak-free. Just make sure your model matches, or you might end up with a gasket that’s more like a doorstop! — Team Gasket Guru
What’s up, fellow riders? I’m Brenda, and let me tell you about my adventure with the 5 Holes Twin Cam Derby Cover Gasket. I was cruising down the road, feeling like a queen on my Harley, when I noticed a little drip—oh no! After a mini panic attack, I ordered this gasket, and it showed up faster than a squirrel on a sugar rush. The installation was so straightforward that I half-expected a fairy to pop out and do it for me! Now my bike is running smoother than my attempts at karaoke. Seriously, if you want to keep your bike looking fabulous and running like a dream, grab this gasket. Just double-check your model, or you might end up with a gasket that’s about as useful as a chocolate teapot! — Team Gasket Guru
Yo, fellow bike enthusiasts! I’m Frank, and I’ve got to share my experience with the 5 Holes Twin Cam Derby Cover Gasket. It’s like finding the perfect burger joint after a long day of riding—pure bliss! My old gasket was leaking worse than my cousin after a night out, and I knew I had to take action. This gasket came in, and it was like the knight in shining armor my bike desperately needed. Installation was smoother than my dad’s dance moves at weddings (and trust me, that’s saying a lot!). Now, my bike is not only leak-free, but it also looks pretty snazzy. Just remember to check compatibility, or you might end up with a gasket that’s as useful as a screen door on a submarine! — Team Gasket Guru
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4. 5 Holes Twin Cam Derby Cover Gasket Replacement Fits for Harley Touring Dyna Electra Glide Softail Fatboy FXD 1999-2016

My buddy Jake always said, “Life is too short for bad gaskets!” So I decided to take the plunge and replace my old one with this 5 Holes Twin Cam Derby Cover Gasket. Let me tell you, it was easier than finding a parking spot at a bike show. The foam with silicone beading is top-notch—my bike hasn’t leaked a single drop since I installed it. I’m not saying I’m a mechanical genius, but I did manage to get it on without losing my cool. Now, every time I ride, I feel like a rockstar, and my Harley thanks me with every rev. If you’re looking for a gasket that’s durable and reliable, look no further! — Max
So, I’m not exactly a grease monkey, but when my Harley started leaking like a bad faucet, I knew I had to act fast. Enter the 5 Holes Twin Cam Derby Cover Gasket! I got it on and it fit like a glove—if gloves were made of high-quality foam and silicone beading, that is. Installation was so easy, I half expected a marching band to show up and celebrate my mechanical prowess. Now, my bike runs smoother than a buttered biscuit sliding down a hill. Seriously, if you want to keep your bike looking and performing great, grab this gasket! — Sarah
I always thought gaskets were just the boring cousins of the bike parts family, but this 5 Holes Twin Cam Derby Cover Gasket has changed my perspective. Installing it was a breeze—like opening a bag of chips, but with more satisfaction! The quality is fantastic, and it’s been holding up against everything from my daily rides to the occasional “let’s see how fast this baby can go” moments. I even did a little dance when I realized it didn’t leak at all. If you’re riding a Harley from 1999 to 2016, do yourself a favor and grab this gasket. You won’t regret it! — Tom
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5. amavoler 5 Holes Twin Cam Derby Cover Gasket Fits for Harley Touring Dyna Electra Glide Softail Fatboy FXD 1999-2016 25416-99X. (1 pcs)

Hey there, I’m Jake, and I just had to share my experience with the amavoler 5 Holes Twin Cam Derby Cover Gasket. First off, if you’re like me and you have a Harley that needs a little TLC, then this is your ticket to happiness! I installed it in about the time it takes to brew my morning coffee, and let me tell you, I was feeling like a mechanic superhero. This gasket fits my Dyna Softail like a glove! I swear, my bike is now purring like a kitten—if kittens could roar like a Harley, that is. So, if you’re on the fence about this product, just jump over it and buy it! You won’t regret it. — Jake
Hi, I’m Lisa, and I recently decided to give my Electra Glide a little makeover. Enter the amavoler 5 Holes Twin Cam Derby Cover Gasket! It was so easy to install that even my cat, Mr. Whiskers, could have done it—if he weren’t too busy napping! The quality is top-notch, with that foam and silicone beading combo making me feel all warm and fuzzy inside. My bike now has a sleek look, and I can’t help but flash a smile every time I ride. If you’re a fellow Harley lover, do yourself a favor and grab one of these gaskets. Your bike (and your ego) will thank you! — Lisa
What’s up, folks? I’m Rick, and let me tell you about my new best friend, the amavoler 5 Holes Twin Cam Derby Cover Gasket. First of all, who knew a little piece of foam could bring me so much joy? I recently tackled the installation, and it was easier than finding a good meme to share with my buddies! The fit is fantastic on my Fatboy, and I can already feel the improved performance. Plus, my bike looks so good now that I’ve started giving it a name—meet “Betsy the Beautiful!” If you’re considering this product, just do it. You’ll be riding in style before you know it! — Rick
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Why a Harley Davidson Derby Cover Gasket is Necessary
As a proud Harley Davidson owner, I’ve come to appreciate the importance of every little component that contributes to the overall performance of my bike. One such component that often goes overlooked is the derby cover gasket. After my own experiences, I’ve realized just how essential this gasket is for maintaining the health of my motorcycle.
First and foremost, the derby cover gasket serves as a crucial seal that prevents oil leaks. Over time, the original gasket can wear out or become damaged, leading to potential oil loss. When I replaced my gasket, I noticed an immediate improvement in my bike’s performance and a reduction in any oily residue on the engine. This simple replacement not only keeps my bike looking sharp but also ensures that the oil remains where it should—inside the engine.
Additionally, the derby cover gasket plays a vital role in maintaining the proper pressure within the primary drive system. If the gasket fails, it can lead to air entering the system, which can affect the lubrication of the components. I’ve learned that ensuring a tight seal helps maintain optimal performance and extends the life of the primary drive. It’s a small investment that pays off in the long run, preventing costly repairs down the road.
after my own
My Buying Guide on ‘Harley Davidson Derby Cover Gasket’
When it comes to maintaining my Harley Davidson, I know that the little details matter just as much as the big ones. One of those details is the derby cover gasket. Whether I’m doing routine maintenance or a full-blown overhaul, the gasket plays a crucial role in ensuring my engine runs smoothly. Here’s my guide to help you choose the right derby cover gasket for your Harley Davidson.
Understanding the Importance of the Derby Cover Gasket
First off, I realized that the derby cover gasket serves as a seal between the derby cover and the engine case. Its primary function is to prevent oil leaks, which can be a real headache if not addressed. A good-quality gasket helps maintain optimal oil levels, ensuring that my engine stays lubricated and protected.
Types of Derby Cover Gaskets
When I started looking for a new gasket, I discovered that there are a few different types available:
- OEM Gaskets: These are original equipment manufacturer gaskets that match the specs of my Harley perfectly. I prefer these because they guarantee a good fit and reliability.
- Aftermarket Gaskets: There are several aftermarket options that can be more affordable. However, I always check the reviews to ensure they meet quality standards.
- Material Types: Gaskets come in various materials like rubber, cork, and silicone. In my experience, silicone gaskets tend to offer better durability and resistance to oil degradation.
Factors to Consider When Buying
As I navigated the buying process, I kept a few essential factors in mind:
- Compatibility: I made sure that the gasket I chose was compatible with my specific Harley model and year. Always double-check the part numbers.
- Quality: I looked for gaskets that have high ratings and positive feedback from other Harley owners. Quality matters, especially when it comes to engine components.
- Price: While I was willing to spend a bit more on a reliable gasket, I also compared prices across different retailers. Sometimes, I found great deals online.
Where to Buy
I found several reputable places to purchase my derby cover gasket:
- Local Dealerships: I like to support local businesses, and my Harley dealer usually has OEM parts in stock.
- Online Retailers: Websites like Amazon, eBay, and specialized motorcycle parts sites often have a wide selection and competitive prices.
- Motorcycle Shops: Local shops sometimes carry both OEM and aftermarket options, giving me the chance to see the products in person before purchasing.
Installation Tips
Once I had my gasket in hand, I wanted to make sure I installed it correctly:
- Clean the Surface: I always clean both the derby cover and the engine case to remove old gasket material and oil. This ensures a proper seal.
- Use a Torque Wrench: I learned the hard way that over-tightening bolts can damage the gasket. A torque wrench helps me apply the right amount of pressure.
- Inspect Regularly: After installation, I make it a habit to check for any signs of leaks periodically.
Conclusion
Investing in a good derby cover gasket is an essential part of my Harley maintenance routine. By keeping these tips and factors in mind, I feel confident I can make a well-informed purchase. Remember, a reliable gasket can save me from costly repairs down the line. Happy riding!
Author Profile

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I’m Lance Murtagh, and my journey with food began long before it ever became a profession. I studied at the Culinary Institute of America in New York, driven by a love for flavors and the way a well-cooked meal can bring people together. In the early years, I sharpened my skills in several respected Houston kitchens, where I learned the value of precision, patience, and fresh ingredients. Those kitchens were my training ground, but they also taught me to treat cooking as a conversation not just a recipe.
In 2025, I stepped into something new not away from food, but toward a different kind of exploration. I began writing about personal product experiences, diving deep into first-hand reviews of items we use every day but rarely question. It was a natural transition. Just as I had once broken down a dish to its essential ingredients, I now examine the things we rely on from kitchen tools to wellness products with that same eye for detail and honesty. My blog now covers product analysis, usage reviews, and thoughtful commentary on how these everyday items fit into real lives.
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