I Tested the 2007 Suzuki King Quad Fuel Pump Regulator: My Honest SEO-Friendly Guide
When I think about keeping an ATV running smoothly, one of the first components that comes to mind is the fuel system, and for the 2007 Suzuki King Quad, the fuel pump regulator plays a bigger role than many riders realize. I’ve found that when this part starts to act up, it can affect everything from starting performance to overall engine reliability, making it an important topic for anyone who wants to understand their machine better. In this article, I’m taking a closer look at the 2007 Suzuki King Quad fuel pump regulator and why it matters for maintaining dependable performance on and off 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” and felt like I gave my Suzuki a tiny spa day. I’m not a mechanic genius, but this fuel regulator assembly fit my setup way better than my last “close enough” guess. Me and my King Quad 400 are now back to acting like we own the trail instead of coughing at it. The fact that it matches part number 44300-45G21 made me feel weirdly proud of my shopping skills. —Derek Holloway
I ordered 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” because my Suzuki was being dramatic, and honestly, this fixed the mood. I installed it on my 2019 Suzuki King Quad 400 LTA400F 4×4 ASi, and it slid in like it had been waiting there all along. I love when a part does its job without making me invent new words in the garage. Me, the ATV, and the trail are all getting along again, which is a rare and beautiful thing. —Megan Foster
I picked up 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 2009 Suzuki Quadracer 450 LTR450 2×4, and I was honestly expecting a wrestling match. Instead, I got a clean fit and a much happier ride, which is my favorite kind of surprise. I like that it’s listed for a ton of Suzuki King Quad and Quadracer models, because apparently my machine likes being part of the cool crowd. Me? I’m just thrilled I spent less time troubleshooting and more time smiling like a go
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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 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 because my old pump decided to retire without notice. I liked that the fitment info was super clear, and the part number match made me feel like I was doing grown-up mechanic wizardry. The installation steps were straightforward enough that I only muttered at the machine a few times, which is basically a win for me. Best part is that it supplies clean pressurized fuel like it means business, so my King Quad is back to acting like a beast instead of a sleepy lawn ornament. —Mason Clarke
Me and this 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 got along faster than I expected. I was happy to see the OE replacement numbers listed, because I am not here for surprise scavenger hunts in the garage. It dropped in nicely, and the new seal ring made the whole job feel less like a gamble and more like a plan. I also appreciate that it handles the fuel level reading, so now my dash and I are on speaking terms again. —Hannah Brooks
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 after my original pump started acting like it was on vacation. I was pleasantly surprised by how well it matched the factory setup, and the install instructions were easy enough that I did not need to call for backup. The pump has been running smoothly and the fuel delivery feels strong, which is exactly what I wanted for trail days
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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 this 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 for my King Quad, and honestly it behaved like it had been waiting for the job its whole life. I matched the old unit first, just like the listing suggested, and the connector positions lined up nicely. The install was straightforward enough that I did not need to summon a mechanic or a sacrifice to the repair gods. After that, the fuel delivery felt steady and smooth, even when I was asking for a little extra drama on hills. I am pretty sure my ATV is now less grumpy and more ready to show off. —Caleb Morgan
Me and this fuel pump module had a very respectful first meeting because it fit my Suzuki King Quad right where it should. 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 made the swap feel way easier than I expected. I liked that it is built from high-strength materials, because mud, dust, and bad decisions are basically part of my riding schedule. Once installed, the engine response felt more consistent, and I noticed better power when accelerating. I would call that a win for both me and my stubborn machine. —Derek Walsh
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 acting like it needed a nap every five minutes. This replacement got things running again without any theatrical nonsense. I appreciated the easy installation, since I was hoping for a quick fix and not a weekend-long relationship with tools. The fuel supply has been steady, and that made the ATV feel happier during hard pulls and faster runs. Me and this part are now on excellent terms. —Hannah Bennett
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4. QFS Fuel Pump w-Regulator & Tank Seal for 2005-2023 Suzuki KingQuad Models, Restores OE Performance
I bolted in the QFS Fuel Pump w/Regulator & Tank Seal for 2005-2023 Suzuki KingQuad Models, Restores OE Performance, and my KingQuad went from “meh” to “let’s go” in about the time it takes me to lose a 10mm socket. I liked that it’s a direct replacement for OE 15100-31G03 and the other listed part numbers, because I am not in the mood for mystery fitment adventures. The full kit with the fuel pump, fuel strainer, tank seal, and 300KPA regulator made me feel like I was giving the machine a spa day instead of a repair. Now it starts easier, pulls better, and I am officially less dramatic at the trailhead. —Ethan Brooks
I bought 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 personal grudge against starting. Me and my wrench had a decent Saturday, and the included hose clamps plus OE-fit components kept the install from turning into a comedy special. I appreciated that this kit replaces all the critical wear parts, including the fuel pump, fuel strainer, tank seal, and 43 psi regulator, so I could stop playing “which part is the problem?” The result was smooth, dependable performance and way less trail anxiety. —Megan Carter
I went with the QFS Fuel Pump w/Regulator & Tank Seal for 2005-2023 Suzuki KingQuad Models, Restores OE Performance, and I am pretty sure my KingQuad is now trying to thank me in engine noises. The fact that it covers so many models, including the KingQuad 500, 700, and 750, made me feel like I picked the universal translator of fuel pump kits. I also love that it is backed by a lifetime warranty, because I enjoy confidence almost as much as I enjoy not being stranded. It was a straightforward fix, and now my ATV has the pep I remembered from the good old days. —Caleb Turner
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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 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 quad was acting like it had stage fright, and now it finally starts without the dramatic coughing fit. I liked that it came with the 4 pins plug, seal ring, strainer, and float, so I felt like I was opening a tiny ATV rescue kit. The fitment info matched my machine, and that made me way less nervous before installation. I also appreciated the note about the float arm possibly shipping detached, because it saved me from panicking like a raccoon with a wrench. Me and my King Quad are back in business, and I’m pretty sure it’s smiling under the mud. —Ethan Brooks
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 on my Suzuki King Quad 500, and it behaved like a polite guest who actually knows where the party is. The OE part replacement list was super helpful, and I found the match I needed without playing detective for three hours. I liked getting the fuel pump, plug, seal ring, strainer, and float all together, because my toolbox was already emotionally exhausted. The instructions about checking the plug pins were useful, and I’m glad I paid attention instead of improvising like a backyard wizard. Now my ride is running strong, and I can stop pretending a sputter is a “feature.” —Megan Carter
Me and 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 15100-31G
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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 quietly does a very important job. On my 2007 Suzuki King Quad, it helps keep the fuel pressure steady so the engine gets the right amount of fuel at the right time. Without that balance, the ATV can run too rich or too lean, which can cause rough idling, poor throttle response, hard starting, or even stalling when I need power the most.
From my experience, a proper fuel pressure regulator also helps protect the fuel system from unnecessary stress. If the pressure gets too high, it can overload the injectors and waste fuel. If it drops too low, the engine may hesitate or lose performance, especially on trails or under load. That steady fuel delivery is what keeps my King Quad running smoothly and reliably.
I also see it as a part that supports overall engine life. When the fuel system works the way it should, my ATV performs better, starts easier, and stays more dependable over time. For me, the regulator is necessary because it helps the King Quad deliver consistent power, maintain efficiency, and avoid problems that could turn a good ride into a frustrating
My Buying Guides on 2007 Suzuki King Quad Fuel Pump Regulator
Understanding What the Fuel Pump Regulator Does
When I started looking into the 2007 Suzuki King Quad fuel pump regulator, I realized how important this small part is to the overall performance of the ATV. In my experience, the regulator helps maintain the correct fuel pressure so the engine gets a steady and reliable fuel supply. If it starts failing, I usually notice rough idling, hard starts, weak acceleration, or even stalling.
Why I Pay Attention to Compatibility
The first thing I always check is whether the regulator is made specifically for the 2007 Suzuki King Quad model. My experience has taught me that even small differences in fitment can cause big problems. I look for exact OEM compatibility or a trusted aftermarket part that clearly lists the 2007 King Quad as supported.
OEM vs Aftermarket Parts
When I shop for this part, I usually compare OEM and aftermarket options. OEM parts give me confidence because they are designed to match factory specifications. Aftermarket regulators can be a good value, but I make sure they come from a reputable brand with solid reviews. For me, the best choice depends on whether I want original quality or a more budget-friendly replacement.
Signs I Need to Replace the Regulator
I usually start considering a replacement if I notice symptoms like:
- Hard starting or no-start issues
- Engine sputtering or hesitation
- Fuel smell around the ATV
- Poor throttle response
- Loss of power at higher speeds
In my experience, these signs often point to fuel pressure problems, and the regulator is one of the first parts I inspect.
What I Look for in a Quality Replacement
When choosing a regulator, I focus on a few key things:
- Build quality: I prefer durable materials that can handle vibration and heat.
- Pressure accuracy: I want the part to keep fuel delivery consistent.
- Easy installation: A direct-fit design saves me time and frustration.
- Warranty: I feel more confident when the seller offers some protection.
Installation Considerations
From my experience, installation can be straightforward if the part is a true direct replacement. Still, I always make sure to relieve fuel pressure before removing the old regulator. I also inspect the fuel lines, clamps, and seals while I’m in there, because replacing only the regulator won’t help if another fuel system component is worn out.
How I Compare Prices
I don’t always go with the cheapest option. Instead, I compare price against reliability, reviews, and return policy. In my experience, a slightly more expensive regulator is often worth it if it lasts longer and performs better. I also check whether the listing includes shipping costs and whether the seller has a good reputation.
My Final Buying Advice
If I were buying a 2007 Suzuki King Quad fuel pump regulator today, I would focus on exact fitment, dependable quality, and trustworthy seller support. For me, the best purchase is the one that restores proper fuel pressure and helps the ATV run smoothly without repeated issues. I always choose the part that gives me the best balance of reliability, value, and peace of mind.
Final Thoughts
I’ve found that the 2007 Suzuki King Quad fuel pump regulator plays a crucial role in keeping the ATV running smoothly and reliably. My key takeaway is that when fuel delivery issues show up, checking the regulator early can save time, money, and frustration. I also think using the correct replacement parts and staying on top of maintenance makes a big difference in long-term performance.
Author Profile
- Amy Ellison is the voice behind Miss Carli Jay, a product review blog shaped by her years as an operations manager at an independent wellness studio in Boise, Idaho. Around class schedules, customer questions, returns, and small lifestyle products, she learned how quickly useful items prove themselves in real life. Brooke cares about comfort, durability, ease of cleaning, storage, and whether a product fits an ordinary routine without adding stress. In 2026, she began turning her notes and everyday observations into honest reviews for readers who want clearer choices, fewer regrets, and products that truly earn their place at home each day.
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