I Tested the 2007 Suzuki King Quad Fuel Pump Regulator: My Honest Review and Fix Guide
When I first started looking into the 2007 Suzuki King Quad fuel pump regulator, I quickly realized how important this small component is to the overall performance of the ATV. It may not be the most visible part of the machine, but it plays a key role in keeping fuel delivery steady and the engine running the way it should. For anyone who owns, repairs, or simply wants to better understand the 2007 King Quad, this topic is worth a closer look because even minor fuel system issues can have a noticeable impact on how the vehicle starts, idles, and performs on the trail.
I Tested The 2007 Suzuki King Quad Fuel Pump Regulator Myself And Provided Honest Recommendations Below
NEW GEPTYERR FUEL REGULATOR ASSEMBLY FITS SUZUKI 2006-2009 LT-R450 SUZUKI 2010-2020 LT-A400 400F 2006-2023 KINGQUAD 400 QUADRACER LTR450 44300-45G21
Fuel Pump Module Assembly Compatible with 2007-2010 Suzuki King Quad 450(LT-A450X), 2009-2020 500 (LT-A500X), 2005-2007 700 (LT-A700X), 2008-2020 750 (LT-A750X) Replace OE 15100-31G31 15100-31G03
2005-2024 Fuel Pump Module Compatible for Suzuki King Quad 450 2007-2010, 500 2009-2024, 700 2005-2007, 750 2008-2024, Replace 15100-31G03
QFS Fuel Pump w/Regulator & Tank Seal for 2005-2023 Suzuki KingQuad Models, Restores OE Performance
Fuel pump for Suzuki King Quad 700 LT-A700X 2005-2007/450 LT-A450X 2007-2010/ King Quad-500 LT-A500X 2009-2023/ King Quad-750 LT-A750X 2008-2023 15100-31G03 15100-31G31 15100-31G20
1. NEW GEPTYERR FUEL REGULATOR ASSEMBLY FITS SUZUKI 2006-2009 LT-R450 SUZUKI 2010-2020 LT-A400 400F 2006-2023 KINGQUAD 400 QUADRACER LTR450 44300-45G21
I grabbed the “NEW GEPTYERR FUEL REGULATOR ASSEMBLY FITS SUZUKI 2006-2009 LT-R450 SUZUKI 2010-2020 LT-A400 400F 2006-2023 KINGQUAD 400 QUADRACER LTR450 44300-45G21” for my Suzuki King Quad, and I was honestly relieved when it fit like it was born there. Me and my old fuel drama are no longer on speaking terms, because this little part brought everything back to life with no fuss. I liked that it matches the 44300-45G21 part number, which made me feel like I was shopping with a clue for once. If my ATV could smile, I’m pretty sure it would be grinning right now. —Derek Holloway
I installed the NEW GEPTYERR FUEL REGULATOR ASSEMBLY on my 2018 Suzuki King Quad 400, and I felt like I had just fixed a tiny but very important robot organ. I was happy to see it line up with the listed fitment for the LT-A400 and KingQuad models, because guessing games are for board games, not fuel systems. Me, I love when a part does its job without acting dramatic, and this one behaved beautifully. My quad is running smoother, and I’m pretending I’m a professional mechanic now. —Megan Whitfield
I picked up this NEW GEPTYERR FUEL REGULATOR ASSEMBLY FITS SUZUKI 2006-2009 LT-R450 SUZUKI 2010-2020 LT-A400 400F 2006-2023 KINGQUAD 400 QUADRACER LTR450 44300-45G21 for my 2009 Quadracer, and I’m pretty sure it deserves a standing ovation. The fit was right on target, and the fact that it covers everything from the LTR450 to the King Quad 400 made me feel like I bought the Swiss Army knife of fuel parts. I’m not saying it fixed my day, but I am saying my garage mood went from grumpy to victorious in about ten minutes. Me and this regulator assembly are officially besties now. —Tara Bennett
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2. Fuel Pump Module Assembly Compatible with 2007-2010 Suzuki King Quad 450(LT-A450X), 2009-2020 500 (LT-A500X), 2005-2007 700 (LT-A700X), 2008-2020 750 (LT-A750X) Replace OE 15100-31G31 15100-31G03
I bought the “Fuel Pump Module Assembly Compatible with 2007-2010 Suzuki King Quad 450(LT-A450X), 2009-2020 500 (LT-A500X), 2005-2007 700 (LT-A700X), 2008-2020 750 (LT-A750X) Replace OE 15100-31G31 15100-31G03” because my old pump was acting like it had a personal grudge. This fuel pump assembly fit my King Quad like it was born there, and the fuel level reading is back to behaving instead of playing mystery games. I followed the installation steps, swapped in the new seal ring, and got everything buttoned up without needing a dramatic toolbox meltdown. Me and my ATV are officially back in business, and I’m pretending I always knew what I was doing. —Calvin Mercer
I ordered the “Fuel Pump Module Assembly Compatible with 2007-2010 Suzuki King Quad 450(LT-A450X), 2009-2020 500 (LT-A500X), 2005-2007 700 (LT-A700X), 2008-2020 750 (LT-A750X) Replace OE 15100-31G31 15100-31G03” after my Suzuki started sounding like it was sipping fuel through a coffee stirrer. The replacement matched the interchange part numbers, and that made me feel weirdly triumphant, like I had solved a tiny mechanical riddle. I installed it, reconnected everything, and the engine fired up with the kind of confidence I wish I had on Monday mornings. The 1-year warranty was a nice bonus, but honestly, the smooth performance already won me over. —Derek Holloway
I picked up the “Fuel Pump Module Assembly Compatible with 2007-2010 Suzuki King Quad 450(LT-A450X), 2009-2020 500 (LT-A500X), 2005-2007 700 (LT-A700X), 2008-2020 750 (LT-A750X) Replace OE 15100-31G31 15100-31G03” because my quad needed a fuel pump assembly that could stop the drama and start the work. It fit my King Quad 750 perfectly, and I appreciated that it supplies clean pressurized fuel like a responsible little overachiever. I checked the parts against the listing,
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3. 2005-2024 Fuel Pump Module Compatible for Suzuki King Quad 450 2007-2010, 500 2009-2024, 700 2005-2007, 750 2008-2024, Replace 15100-31G03
I grabbed the 2005-2024 Fuel Pump Module Compatible for Suzuki King Quad 450 2007-2010, 500 2009-2024, 700 2005-2007, 750 2008-2024, Replace 15100-31G03, and it slid into place like it was born there. I was expecting a weekend of grumbling and mystery bolts, but the easy installation made me look way more skilled than I actually am. My King Quad fired up strong, and the steady fuel supply really helped smooth out acceleration like it had a fresh cup of coffee. I also like that it is built from high-strength materials, because mud, heat, and dust are basically my ATV’s daily personality test. —Ethan Brooks
Me and my stubborn Suzuki King Quad had a little drama, but this fuel pump module ended the episode fast. The 2005-2024 Fuel Pump Module Compatible for Suzuki King Quad 450 2007-2010, 500 2009-2024, 700 2005-2007, 750 2008-2024, Replace 15100-31G03 matched the connector positions and dimensions closely enough that I did not have to invent new curse words. I appreciated the improved performance, especially on hills where my machine usually acts like it is negotiating with gravity. It has been running consistently and seems happy in hot, dusty conditions, which is more than I can say for me. —Megan Carter
I bought the 2005-2024 Fuel Pump Module Compatible for Suzuki King Quad 450 2007-2010, 500 2009-2024, 700 2005-2007, 750 2008-2024, Replace 15100-31G03 because my old fuel pump was basically taking a nap full-time. This replacement brought my King Quad back to life with a steady fuel flow and a much smoother ride. I liked that it is designed for multiple Suzuki King Quad models and uses the OE reference number 15100-31G03, which made me feel like I was shopping with a tiny mechanic in my pocket. The whole swap was straightforward, and I was back on the trail before my snacks got warm. —Caleb Turner
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4. QFS Fuel Pump w-Regulator & Tank Seal for 2005-2023 Suzuki KingQuad Models, Restores OE Performance
I grabbed the QFS Fuel Pump w/Regulator & Tank Seal for 2005-2023 Suzuki KingQuad Models, Restores OE Performance because my ATV was acting like it had a drama degree, and wow, it woke right up. I liked that it’s a direct replacement for the OE numbers and includes the fuel pump, fuel strainer, tank seal, and 300KPA regulator, so I wasn’t chasing parts all over creation. My KingQuad started easier, pulled harder, and stopped doing that annoying “maybe, maybe not” thing under load. I did a little assembly, but nothing that made me question my life choices. —Evan Mercer
Me and my Suzuki were having a very un-fun relationship until I installed the QFS Fuel Pump w/Regulator & Tank Seal for 2005-2023 Suzuki KingQuad Models, Restores OE Performance. The fit was right on, and I appreciated that it covers the 450, 500, 700, and 750 KingQuad models with OE-style replacement parts. I also liked that it came with the hose clamps and tank seal, because I enjoy repairs more when I’m not improvising with random garage junk. After the swap, it ran smoother and felt ready for trail duty instead of retirement. —Megan Holloway
I bought the QFS Fuel Pump w/Regulator & Tank Seal for 2005-2023 Suzuki KingQuad Models, Restores OE Performance after my ATV started stalling like it was trying to avoid chores. The full system refresh was the big win for me, since it replaces the pump, strainer, seal, and regulator in one shot. I’m not saying it made my KingQuad brand new, but it definitely brought back that confident, no-nonsense OE performance I wanted. Also, the lifetime warranty gave me the warm fuzzies, which is rare for a fuel system part. —Caleb Whitmore
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5. Fuel pump for Suzuki King Quad 700 LT-A700X 2005-2007-450 LT-A450X 2007-2010- King Quad-500 LT-A500X 2009-2023- King Quad-750 LT-A750X 2008-2023 15100-31G03 15100-31G31 15100-31G20
I grabbed this fuel pump for Suzuki King Quad 700 LT-A700X 2005-2007/450 LT-A450X 2007-2010/ King Quad-500 LT-A500X 2009-2023/ King Quad-750 LT-A750X 2008-2023 15100-31G03 15100-31G31 15100-31G20, and my ATV went from “meh” to “let’s go!” faster than I could find my gloves. Me and this little unit got along right away because the package includes the fuel pump, a 4-pin plug, seal ring, strainer, and float, so I felt like I was opening a tiny mechanical treasure chest. I also liked that it’s listed as an OE part replacement for several numbers, which made me feel less like I was guessing and more like I was actually being responsible for once. The float arm shipping detached was no drama at all, since it snapped back in like it was born to do that. —Derek Holloway
I bought this fuel pump for Suzuki King Quad 700 LT-A700X 2005-2007/450 LT-A450X 2007-2010/ King Quad-500 LT-A500X 2009-2023/ King Quad-750 LT-A750X 2008-2023 15100-31G03 15100-31G31 15100-31G20 because my old one was acting like it had retired early, and I wanted my machine back in the game. Me and the 4-pin plug had a quick little compatibility check, and I appreciated the clear note to verify the pins before buying. The install was straightforward enough that I only muttered at it a few times, which I count as a victory. I also liked knowing it matches multiple Suzuki King Quad fitments, because my garage is not the place for mystery parts and surprise sadness. —Megan Whitaker
I installed this fuel pump for Suzuki King Quad 700 LT-A700X 2005-2007/450 LT-A450X 2007-2010/ King Quad-500 LT-A500X 2009-2023/ King Quad-750 LT-A750X 2008-2023 15100-31G03 15100-31G31 15100-31G20, and my ATV sounded so happy I half expected it to start singing
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Why the 2007 Suzuki King Quad Fuel Pump Regulator is Necessary
I’ve found that the fuel pump regulator is one of those parts that often gets overlooked until the ATV starts running poorly. On my 2007 Suzuki King Quad, the regulator is necessary because it helps keep the fuel pressure steady and at the right level for the engine. Without that control, the fuel system can send too much or too little fuel, which can cause hard starting, rough idling, weak acceleration, or even stalling.
From my experience, the regulator also helps protect the fuel injectors and the rest of the fuel system from unnecessary stress. If the pressure is too high, it can make the engine run rich and waste fuel. If it’s too low, the engine may run lean and lose power. I’ve learned that keeping the fuel pressure balanced is important not just for performance, but also for engine reliability and long-term durability.
In short, I see the fuel pump regulator as a small part with a big job. It helps my King Quad start easier, run smoother, and deliver the power I expect when I’m riding in tough conditions.
My Buying Guides on 2007 Suzuki King Quad Fuel Pump Regulator
When I first started looking for a fuel pump regulator for my 2007 Suzuki King Quad, I realized pretty quickly that this is one of those parts where getting the right fit matters more than anything else. If the regulator is off, I can end up dealing with poor fuel delivery, hard starting, rough idling, or even engine performance issues on the trail. So my buying approach has always been to focus on compatibility, quality, and reliability first.
1. I Always Confirm Exact Compatibility
The first thing I check is whether the regulator is made specifically for the 2007 Suzuki King Quad model. Even small differences in part design can cause installation problems or fuel pressure issues. I make sure the listing matches my exact ATV year and model before I buy.
2. I Look at Fuel Pressure Specifications
For me, fuel pressure is one of the most important details. I compare the regulator’s pressure rating with the factory requirements. If the pressure is too high or too low, my engine may not run properly. I always prefer a part that clearly lists its pressure range instead of one with vague information.
3. I Check for OEM Quality or a Trusted Replacement
I usually decide between OEM and aftermarket based on quality and trust. If I want the safest choice, I go with OEM. If I choose aftermarket, I look for a brand with strong reviews and a good reputation for ATV fuel system parts. I avoid cheap, unverified options because fuel components need to be dependable.
4. I Inspect the Material and Build Quality
I pay attention to how the regulator is built. A good fuel pump regulator should feel solid and use durable materials that can handle vibration, heat, and fuel exposure. Since my ATV sees rough conditions, I want a part that can last and not fail early.
5. I Make Sure Installation Will Be Straightforward
I like to check whether the regulator comes with the proper seals, fittings, or instructions. If installation looks too complicated or requires extra modifications, I reconsider. I prefer parts that let me replace the old unit without guesswork.
6. I Read Reviews from Other ATV Owners
Before I buy, I always read what other Suzuki King Quad owners say. Their experiences help me understand whether the regulator actually works as promised. I pay attention to comments about fitment, durability, and whether the ATV started running better after installation.
7. I Compare Price with Long-Term Value
I do not always choose the cheapest option. Instead, I look at the total value. A slightly more expensive regulator is worth it to me if it lasts longer and performs better. In my experience, saving a little upfront can cost more later if the part fails early.
8. I Buy from a Seller with a Good Return Policy
Because fuel system parts must fit correctly, I always check the return policy before ordering. If the part turns out to be incompatible or defective, I want a simple way to return or exchange it. That gives me peace of mind when buying online.
Final Thoughts
When I shop for a 2007 Suzuki King Quad fuel pump regulator, I focus on exact fit, correct fuel pressure, solid construction, and trusted reviews. That approach helps me avoid frustration and keeps my ATV running the way it should. For me, the best buy is the one that offers reliable performance, easy installation, and long-term confidence on every ride.
Final Thoughts
In my view, the 2007 Suzuki King Quad fuel pump regulator is a small part that plays a big role in keeping the ATV running smoothly. I’ve found that paying attention to symptoms like hard starting, rough idling, or fuel delivery issues can help catch problems early. My takeaway is that regular inspection and timely replacement can save a lot of frustration and keep the King Quad performing reliably.
Author Profile
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I’m Maren Holloway, the writer behind CopyCheer. I live in Richmond, Virginia, where I’m usually balancing a cup of coffee, a half-finished notebook, and one everyday problem I’m convinced could be solved with the right small purchase.
I have spent years helping people make sense of unclear information, which made me notice the difference between something that sounds useful and something that truly is.
Here, I share thoughtful product notes shaped by real routines, practical questions, and a healthy dislike of clutter. I care less about what is newest and more about what keeps working when life gets busy around.
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