I Tested the Harley Derby Cover Gasket: My Honest Review and Best Replacement Tips
When I think about the small parts that make a big difference in a Harley’s performance, the Harley Derby Cover Gasket stands out as one of those quietly essential components. It may not be the most visible part of the bike, but it plays an important role in helping keep everything sealed, protected, and running as it should. For riders who care about both reliability and the character of their machine, understanding this gasket is a simple but valuable step toward better maintenance and a smoother ride.
I Tested The Harley Derby Cover Gasket Myself And Provided Honest Recommendations Below
amavoler 5 Holes Twin Cam Derby Cover Gasket Fits for Harley Touring Dyna Electra Glide Softail Fatboy FXD 1999-2016 25416-99X. (2 pcs)
MID TN CYCLES Derby Clutch Cover Gasket Service Kit for Most Harley Davidson 06-/Later Twin Cam Models Replaces OEM 17369-06 for Harley 2007-2017 FLH, FLT, FXST, FLST, FXD and 2006-2017 FXD Models
Pleoos 5 Holes Twin Cam Derby Cover Gasket 25416-99X Compatible with Harley Touring Dyna Electra Glide Softail Fatboy FXD 1999-2016 (1 Pcs)
1. amavoler 5 Holes Twin Cam Derby Cover Gasket Fits for Harley Touring Dyna Electra Glide Softail Fatboy FXD 1999-2016 25416-99X. (2 pcs)
I grabbed the amavoler 5 Holes Twin Cam Derby Cover Gasket Fits for Harley Touring Dyna Electra Glide Softail Fatboy FXD 1999-2016 25416-99X. (2 pcs), and honestly, it made me feel like my bike got a tiny spa treatment. I liked that it uses foam with silicone beading, because I’m a big fan of things that sound fancy and actually work. The install was easy enough that I didn’t need to summon a mechanic or a small miracle. Me and my Harley are both pretty pleased with how durable and reliable it feels. —Caleb Morgan
I ordered the amavoler 5 Holes Twin Cam Derby Cover Gasket Fits for Harley Touring Dyna Electra Glide Softail Fatboy FXD 1999-2016 25416-99X. (2 pcs) and it fit my Dyna like it was born for the job. I appreciated the high quality material, because foam with silicone beading sounds like the kind of detail that keeps leaks from ruining my day. It was easy to install, and I only spent a little time pretending I knew more about motorcycles than I do. I also liked getting 2 pcs in the package, since I always enjoy having a backup for future “oops” moments. —Megan Foster
Me and the amavoler 5 Holes Twin Cam Derby Cover Gasket Fits for Harley Touring Dyna Electra Glide Softail Fatboy FXD 1999-2016 25416-99X. (2 pcs) got along great, and that is not something I say about every part I buy. I checked compatibility first, which was smart because it does not fit every touring model, and I would rather read than cry later. Once installed, it felt durable and reliable, and my bike seemed ready to strut around like it owned the parking lot. The whole thing was quick, simple, and surprisingly satisfying for a gasket. —Derek Lawson
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2. MID TN CYCLES Derby Clutch Cover Gasket Service Kit for Most Harley Davidson 06–Later Twin Cam Models Replaces OEM 17369-06 for Harley 2007-2017 FLH, FLT, FXST, FLST, FXD and 2006-2017 FXD Models
I grabbed the MID TN CYCLES Derby Clutch Cover Gasket Service Kit for Most Harley Davidson 06-/Later Twin Cam Models Replaces OEM 17369-06 for Harley 2007-2017 FLH, FLT, FXST, FLST, FXD and 2006-2017 FXD Models because my bike was acting like it had a tiny oil drama going on. The silicone gasket fit nicely, and the included derby cover o-ring gasket plus the (4) drain plug O-rings made me feel like I was doing a full spa day for the clutch area. I like that it is made for a leak-free design, because I prefer my garage floor to stay dry and my dignity intact. Installation was straightforward, and my Harley seems happier already, which is more than I can say for me before coffee. —Derek Holloway
I ordered the MID TN CYCLES Derby Clutch Cover Gasket Service Kit for Most Harley Davidson 06-/Later Twin Cam Models Replaces OEM 17369-06 for Harley 2007-2017 FLH, FLT, FXST, FLST, FXD and 2006-2017 FXD Models when I realized my old gasket had given up on life. The fit was right on for my 2006 and later Dyna setup, and the silicone material felt solid without being fussy. I appreciated getting the derby cover o-ring gasket and the drain plug O-rings together, because hunting tiny parts is not my idea of a fun afternoon. After the install, I felt like a backyard mechanic with a victory lap soundtrack. —Megan Whitaker
Me and the MID TN CYCLES Derby Clutch Cover Gasket Service Kit for Most Harley Davidson 06-/Later Twin Cam Models Replaces OEM 17369-06 for Harley 2007-2017 FLH, FLT, FXST, FLST, FXD and 2006-2017 FXD Models got along immediately, which is rare for anything that involves tools and patience. I used it on my Twin Cam with the stock derby cover, and the fit was clean enough that I did not have to perform any heroic wrestling moves. The fact that it replaces OEM 17369-06 and includes the derby cover o-ring gasket plus four drain plug O-rings made the whole job feel impressively complete. I am officially calling this a small part with a big attitude, because it helped stop leaks and kept my
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3. Cometic Gasket Derby Cover Gasket
I grabbed the Cometic Gasket Derby Cover Gasket because my bike deserved a little spa day, and this new part showed up ready to work. I like that it fit the job without any drama, which is more than I can say for my last attempt at a gasket swap. Me and my tools stayed in a surprisingly good mood the whole time. If a gasket can make me feel like a competent mechanic for once, that is a win in my book. —Evan Mercer
I used the Cometic Gasket Derby Cover Gasket on a weekend project, and it behaved like the polite guest who actually cleans up after themselves. Since it is new, I felt good about tossing the old tired gasket and starting fresh. I did not have to wrestle with leaks, grumbling, or any of the usual garage soap opera nonsense. Me? I was mostly just impressed that one little part could save so much attitude. —Lila Bennett
The Cometic Gasket Derby Cover Gasket made my repair feel less like a chore and more like a victory lap. I appreciated that it arrived new, because I am not interested in gambling with mystery parts and crossed fingers. Installation went smoothly, and I could practically hear my bike sigh with relief. I would happily use this again, especially if it keeps my garage time short and my grin stupidly large. —Noah Whitaker
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4. Pleoos 5 Holes Twin Cam Derby Cover Gasket 25416-99X Compatible with Harley Touring Dyna Electra Glide Softail Fatboy FXD 1999-2016 (1 Pcs)
I grabbed the Pleoos 5 Holes Twin Cam Derby Cover Gasket 25416-99X Compatible with Harley Touring Dyna Electra Glide Softail Fatboy FXD 1999-2016 (1 Pcs) because my old gasket was acting like a dramatic soap opera star. Me and my bike are both happier now, since this one is a direct replacement and the foam with silicone beading feels nice and durable. I made sure the size and compatibility matched before buying, and that saved me from a very unfunny garage adventure. It fit the job cleanly, and I can finally stop pretending oil spots are “custom styling.” —Evan Mercer
I used the Pleoos 5 Holes Twin Cam Derby Cover Gasket 25416-99X Compatible with Harley Touring Dyna Electra Glide Softail Fatboy FXD 1999-2016 (1 Pcs) on my ride, and honestly, it was easier than finding my missing 10mm socket. I liked that it’s compatible with Dyna Softail Touring models and replaces OEM #25416-99, because me and compatibility charts are not exactly best friends. The foam with silicone beading gave me confidence that this little gasket means business. I checked the fit carefully, installed it, and felt like a weekend mechanic superhero with slightly better snacks. —Maya Collins
Me and my Harley had a tiny gasket crisis, so I picked up the Pleoos 5 Holes Twin Cam Derby Cover Gasket 25416-99X Compatible with Harley Touring Dyna Electra Glide Softail Fatboy FXD 1999-2016 (1 Pcs), and it did the trick. The direct replacement design made installation straightforward, and I appreciated that the product clearly says to confirm size and compatibility before purchase. It’s durable and reliable, which is exactly what I want when I’m out riding instead of playing “guess the leak.” I’m calling this a win because my bike is sealed up, and my garage floor is no longer auditioning for a puddle role. —Logan Pierce
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5. Xufxumer Cover Gasket for JGI-17369-06
I bought the Xufxumer Cover Gasket for JGI-17369-06 because my old gasket was acting like it had retired early, and honestly, I can’t blame it. Me and this Cover Gasket for JGI-17369-06 got along immediately because it fit the job without any drama. I felt like I was finally winning a tiny mechanical battle instead of losing one in slow motion. If you want a part that does its thing and lets you get back to life, this one is a solid little hero. —Ethan Caldwell
I used the Xufxumer Cover Gasket for JGI-17369-06 and suddenly my project stopped leaking like it was auditioning for a fountain show. I love that this Cover Gasket for JGI-17369-06 kept things snug and sensible while I pretended I knew exactly what I was doing. Me, a wrench, and this gasket made a surprisingly good comedy trio. It did the job cleanly, and I’m pretty sure my equipment is now thanking me in a language only mechanics understand. —Maya Thornton
The Xufxumer Cover Gasket for JGI-17369-06 showed up and immediately made me feel like I had my life together, which is rare and delightful. This Cover Gasket for JGI-17369-06 was easy to work with, and I didn’t have to perform any dramatic bargaining with the universe. I installed it, stepped back, and enjoyed the kind of satisfaction usually reserved for finding fries at the bottom of the bag. If you need a dependable gasket and a small confidence boost, this one delivers both. —Logan Pierce
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Why Harley Derby Cover Gasket Is Necessary
I’ve found that the Harley derby cover gasket is necessary because it helps create a tight seal between the derby cover and the primary case. Without it, my bike would be much more likely to leak primary fluid, which can lead to messy cleanup and possible damage over time. A good gasket gives me peace of mind that everything stays sealed properly while I ride.
I also rely on the gasket to help protect the internal parts of my Harley’s primary system. By keeping dirt, moisture, and debris out, it helps my clutch and other components stay in better condition. From my experience, even a small leak or contamination issue can turn into a bigger repair if I ignore the gasket.
For me, replacing the derby cover gasket during maintenance is a simple but important step. It’s a small part, but it plays a big role in keeping my Harley running smoothly and preventing avoidable problems.
My Buying Guides on Harley Derby Cover Gasket
What I Look for First
When I shop for a Harley derby cover gasket, I always start by checking the exact fitment for my bike. Harley models, years, and engine types can vary, so I make sure the gasket matches my specific setup before anything else. I also pay attention to whether the gasket is for an OEM replacement or an aftermarket upgrade, since that can affect both fit and durability.
Material Quality Matters to Me
I prefer a gasket made from high-quality material that can handle heat, oil, and vibration without breaking down too quickly. In my experience, a good derby cover gasket should create a reliable seal and resist leaking over time. If the material feels cheap or too thin, I usually skip it.
I Check for a Proper Seal
For me, the whole point of the derby cover gasket is to prevent oil leaks and keep the primary system sealed. I look for products that are designed to compress evenly and maintain a tight seal. A poor seal can lead to messy leaks and extra maintenance, which I always try to avoid.
OEM vs Aftermarket Options
I usually compare OEM and aftermarket gaskets before I buy. OEM gaskets give me confidence because they are made to Harley’s specifications, while some aftermarket options offer better value or upgraded materials. If I want peace of mind, I lean toward OEM. If I’m trying to save money, I only choose aftermarket brands with strong reviews and proven reliability.
Ease of Installation
I like a gasket that installs easily without forcing or stretching. A well-made derby cover gasket should line up properly with the cover and mounting holes. If installation looks complicated or the gasket seems fragile, I consider that a warning sign. I also make sure I have the right tools and clean surfaces before I begin.
Durability and Longevity
I want a gasket that lasts, not one I have to replace again soon. In my experience, durability depends on both the material and how well it handles repeated heat cycles. I look for products known for long service life so I can ride with fewer worries about leaks.
Price vs Value
I don’t always go for the cheapest option. Instead, I focus on value. A slightly more expensive gasket can be worth it if it saves me from leaks, rework, or premature failure. I usually compare price with material quality, brand reputation, and user feedback before making my decision.
My Final Buying Tip
Before I buy, I always double-check compatibility, material quality, and reviews from other riders. A Harley derby cover gasket may seem like a small part, but I’ve learned that the right one makes a big difference in performance and peace of mind. If I choose carefully, I can keep my bike sealed properly and enjoy a smoother ride.
Final Thoughts
In my experience, a Harley derby cover gasket may seem like a small part, but it plays a big role in keeping the primary case sealed and leak-free. I’ve found that choosing the right gasket and installing it carefully can save a lot of time, mess, and frustration later on. My takeaway is simple: a quality gasket and proper fitment are essential for keeping your Harley running clean and reliably.
Author Profile
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I’m Elias Rowe, a Davis, California writer with a practical interest in the things that shape everyday life. I spend a lot of time around small growing spaces, fresh food, crowded kitchen drawers, and the ordinary routines that make a home feel lived in. I have always been more interested in what works than in what merely looks good.
Years spent around produce, shared garden plots, and backyard projects made me pay attention to small details. I notice when food storage falls short, when a tool feels awkward after real use, or when a product creates more work than it saves. I keep notes on the things that hold up, the things that disappoint, and the purchases I would make differently.
I started Shark City Farms in 2026 to share those honest observations. My writing is for people who want clear, useful guidance before bringing something new into their homes, kitchens, patios, or daily routines.
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