Are you looking for the best size and fitment verification for your ATV gas tank cap? Our guide offers a simple, step-by-step process to ensure a secure and leak-free fit, so you can ride with confidence.
Finding the right ATV gas tank cap can be tricky. Many caps look similar, but size and fitment matter most. A wrong fit can lead to leaks or damage.
Measuring your tank opening is the first step. Check the inner diameter and thread type. This ensures a secure and leak-free fit.
Our guide makes it easy. We’ll show you how to verify size and fitment like a pro. Get ready to ride with confidence!
List of Top 10 Size And Fitment Verification For Atv Gas Tank Cap
| Image | Title | Best For | Price |
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HIAORS Gas Fuel Tank Cap Compatible with TaoTao Coolster 3050C 110cc 125cc ATV 50cc 70cc 90cc X-pro Baja Kazuma Roketa Buyang Coolsport Sunl Eagle Peace Quad 4 Wheeler Parts with Vent Breather Tube |
This HIAORS Gas Fuel Tank Cap is perfect for anyone with a 50cc to 125cc Chinese-brand ATV that needs a reliable replacement. If you own a TaoTao, Coolster, Buyang, or similar quad, this durable aluminum cap with its easy-grip design will keep your fuel secure and your ride going smoothly. |
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FVRITO Gas Fuel Tank Cap for Tao tao Coolster 125cc 110cc ATV Quad 4 Wheeler 90cc 70cc 50cc NST Kazuma Roketa Sunl Baja Parts with Vent Breather Tube |
This FVRITO Gas Fuel Tank Cap is perfect for ATV owners who need a reliable replacement part. It’s great for 50cc to 125cc models from brands like Tao Tao, Coolster, and more. |
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YOXUFA Metal Gas Fuel Tank Cap for 110cc 125cc 50cc 70cc 90cc ATV Coolster Taotao ATA-110B Chinese Quad 4 Wheeler PeaceSport Roketa Kazuma BMS Yamoto Baja Sunl Lawnmower Buyang Parts |
This YOXUFA Metal Gas Fuel Tank Cap is perfect for owners of 50cc to 125cc ATVs, quads, and lawnmowers, especially those with Chinese-made brands like Coolster, TaoTao, or Buyang. It’s ideal for anyone needing a durable, high-strength replacement part to keep their vehicle running smoothly. |
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JFG RACING ATV Gas Cap,CNC Fuel Tank Billet Cover for YFZ 450,YFZ450R,Banshee 350 200,Raptor 660 350 250 125,Warrior 350 450,Kodiak 400,Grizzly 660 450 400 350,Bruin 350 250-Red |
This JFG RACING ATV Gas Cap is perfect for riders who want a durable, stylish, and easy-to-install fuel tank cover. It’s ideal for Yamaha ATV owners looking to upgrade their ride with a high-quality, lightweight solution. |
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WZP Fuel Tank Gas Cap, Performance Parts Fuel Tank Cap Compatible with GY6 50cc 150cc 250cc ATV Moped Scooter Motorcycle Go Karts Pit Bike Dirt Bikes Engine Tank |
This fuel tank gas cap is perfect for owners of GY6 scooters, mopeds, ATVs, go-karts, and small motorcycles. It’s easy to install and works great for daily use or repairs. |
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JFG RACING ATV Gas Cap,CNC Fuel Tank Billet Cover for YFZ 450,YFZ450R,Banshee 350 200,Raptor 660 350 250 125,Warrior 350 450,Kodiak 400,Grizzly 660 450 400 350,Bruin 350 250-Blue |
This ATV gas cap is perfect for riders who want a durable, easy-to-install upgrade. It fits many Yamaha models and keeps fuel safe with a sealing ring. |
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40mm/1.57″ Inner Diameter Plastic Gas Fuel Tank Cap For 50cc 70cc 90cc 110cc ATV Quad 4 Wheeler Coolster Taotao Buyang Sunl Redcat |
This fuel tank gas cap is perfect for ATV owners who need a reliable replacement part. It fits most 50cc to 110cc Chinese ATVs, making it a great choice for quick and easy installation. |
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Amavoler Fuel Gas Tank Cap Cover Aftermarket Replacement Parts Fit for GY6 50cc 150cc 250cc Chinese ATV Moped Scooter Roketa Taotao. |
This Amavoler Fuel Gas Tank Cap is perfect for anyone with a GY6 50cc, 150cc, or 250cc Chinese ATV, Moped, or Scooter. It’s a durable, metal replacement part that ensures your fuel tank stays securely sealed, keeping your ride safe. |
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FLYPIG Gas Fuel Tank Cap For 50cc 70cc 125cc ATV Quad 4 Wheeler Buyang Coolsport Sunl Kazuma Roketa ATV 3050A 3050AX 3050C 3050D 3050B Chinese ATV Quad 4 Wheeler Parts |
This FLYPIG Gas Fuel Tank Cap is absolutely perfect for owners of 50cc to 125cc Chinese ATVs and Quad 4 Wheelers. If you ride brands like Coolster, TaoTao, Buyang, or Sunl, this cap is your ideal replacement part for a secure and leak-free fuel tank. |
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JFG RACING ATV Gas Cap,CNC Fuel Tank Billet Cover for YFZ 450,YFZ450R,Banshee 350 200,Raptor 660 350 250 125,Warrior 350 450,Kodiak 400,Grizzly 660 450 400 350,Bruin 350 250-Black |
This ATV gas cap is perfect for riders who want a durable, easy-to-install upgrade. It fits many Yamaha models, keeps fuel safe, and looks great. |
Detailed Reviews
Finding the perfect ATV gas tank cap is crucial for a smooth ride. We’ve analyzed top options to ensure exact fitment and top performance for your vehicle. Discover the best cap that guarantees security and reliability for every adventure.
1. HIAORS Gas Fuel Tank Cap Compatible with TaoTao Coolster 3050C 110cc 125cc ATV 50cc 70cc 90cc X-pro Baja Kazuma Roketa Buyang Coolsport Sunl Eagle Peace Quad 4 Wheeler Parts with Vent Breather Tube

The HIAORS Gas Fuel Tank Cap fits many 50cc to 125cc ATVs. It works with brands like TaoTao, Coolster, and Baja. Made of aluminum with rubber coating, it stops fuel leaks.
This cap has a vent hose to let air in without spills. It’s easy to install with grip grooves. Perfect for ATV owners needing a reliable fuel cap.
| Pros | Cons |
|---|---|
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Perfect For:
This HIAORS Gas Fuel Tank Cap is perfect for anyone with a 50cc to 125cc Chinese-brand ATV that needs a reliable replacement. If you own a TaoTao, Coolster, Buyang, or similar quad, this durable aluminum cap with its easy-grip design will keep your fuel secure and your ride going smoothly.
Ready to Purchase?
2. FVRITO Gas Fuel Tank Cap for Tao tao Coolster 125cc 110cc ATV Quad 4 Wheeler 90cc 70cc 50cc NST Kazuma Roketa Sunl Baja Parts with Vent Breather Tube

The FVRITO Gas Fuel Tank Cap is a must-have replacement for your ATV. It fits 50cc to 125cc models from many brands.
Made of ABS plastic, it seals well and prevents leaks. It’s durable and reliable for your rides.
The package includes a gas tank cap and a vent breather tube. Easy to install and ready to use.
| Pros | Cons |
|---|---|
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Perfect For:
This FVRITO Gas Fuel Tank Cap is perfect for ATV owners who need a reliable replacement part. It’s great for 50cc to 125cc models from brands like Tao Tao, Coolster, and more.
Ready to Purchase?
3. YOXUFA Metal Gas Fuel Tank Cap for 110cc 125cc 50cc 70cc 90cc ATV Coolster Taotao ATA-110B Chinese Quad 4 Wheeler PeaceSport Roketa Kazuma BMS Yamoto Baja Sunl Lawnmower Buyang Parts

The YOXUFA Metal Gas Fuel Tank Cap is designed for many ATVs with engine sizes ranging from 50cc to 125cc. It fits popular Chinese brands like TaoTao, Coolster, and Kazuma.
This gas tank includes a gas tank cap, a fuel filter, and a fuel line. It also comes with four clips and a fuel pump petcock. It’s ready to install right out of the box.
Made from high-strength metal, this fuel tank cap provides excellent sealing and durability. Always check the size and fitment before purchasing to ensure compatibility.
| Pros | Cons |
|---|---|
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Perfect For:
This YOXUFA Metal Gas Fuel Tank Cap is perfect for owners of 50cc to 125cc ATVs, quads, and lawnmowers, especially those with Chinese-made brands like Coolster, TaoTao, or Buyang. It’s ideal for anyone needing a durable, high-strength replacement part to keep their vehicle running smoothly.
Ready to Purchase?
4. JFG RACING ATV Gas Cap,CNC Fuel Tank Billet Cover for YFZ 450,YFZ450R,Banshee 350 200,Raptor 660 350 250 125,Warrior 350 450,Kodiak 400,Grizzly 660 450 400 350,Bruin 350 250-Red

The JFG RACING ATV Gas Cap is designed for various models, including the YFZ 450, Banshee 350, and Raptor 660. It is made from CNC machined 6061 aluminum, which makes it both durable and lightweight.
This gas cap features a sealing ring to prevent fuel outflow when your motorcycle falls. It has an anodized surface for added protection and color. Installation is simple and requires no modifications.
Upgrade your ride with this high-quality fuel tank cap. It fits perfectly and enhances the look of your motorcycle. Enjoy peace of mind with its reliable design and easy setup.
| Pros | Cons |
|---|---|
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Perfect For:
This JFG RACING ATV Gas Cap is perfect for riders who want a durable, stylish, and easy-to-install fuel tank cover. It’s ideal for Yamaha ATV owners looking to upgrade their ride with a high-quality, lightweight solution.
Ready to Purchase?
5. WZP Fuel Tank Gas Cap, Performance Parts Fuel Tank Cap Compatible with GY6 50cc 150cc 250cc ATV Moped Scooter Motorcycle Go Karts Pit Bike Dirt Bikes Engine Tank

This WZP Fuel Tank Gas Cap is built tough. It’s made from strong metal for lasting use. You can count on it to resist damage.
It fits many vehicles with GY6 engines. This includes scooters, ATVs, and go-karts. It works with engines from 50cc to 250cc.
This cap offers double protection. It keeps your fuel safe and secure.
| Pros | Cons |
|---|---|
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Perfect For:
This fuel tank gas cap is perfect for owners of GY6 scooters, mopeds, ATVs, go-karts, and small motorcycles. It’s easy to install and works great for daily use or repairs.
Ready to Purchase?
6. JFG RACING ATV Gas Cap,CNC Fuel Tank Billet Cover for YFZ 450,YFZ450R,Banshee 350 200,Raptor 660 350 250 125,Warrior 350 450,Kodiak 400,Grizzly 660 450 400 350,Bruin 350 250-Blue

The JFG RACING ATV Gas Cap is designed for many popular models like YFZ 450, Raptor 660, and Banshee 350. It fits perfectly without any need for changes. This cap is made from CNC machined 6061 aluminum, making it both strong and light.
This gas cap features a sealing ring to prevent fuel from leaking if the motorcycle tips over. The anodized surface adds a beautiful color and extra protection. Installation is simple, allowing you to attach it quickly.
Upgrade your ride with this durable and stylish fuel tank cap. It’s perfect for keeping your bike safe and looking great.
| Pros | Cons |
|---|---|
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Perfect For:
This ATV gas cap is perfect for riders who want a durable, easy-to-install upgrade. It fits many Yamaha models and keeps fuel safe with a sealing ring.
Ready to Purchase?
7. 40mm/1.57″ Inner Diameter Plastic Gas Fuel Tank Cap For 50cc 70cc 90cc 110cc ATV Quad 4 Wheeler Coolster Taotao Buyang Sunl Redcat

Keep your ATV running smoothly with this essential fuel tank cap. It’s designed for easy replacement and a secure fit. Get back on the trail in no time!
This cap boasts a 40mm inner diameter, perfect for many Chinese ATV models. It’s built for durability and reliable performance. Your quad will thank you!
Don’t let a faulty cap stop your adventure. This is a simple, effective solution. Grab yours today and ride with confidence!
| Pros | Cons |
|---|---|
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Perfect For:
This fuel tank gas cap is perfect for ATV owners who need a reliable replacement part. It fits most 50cc to 110cc Chinese ATVs, making it a great choice for quick and easy installation.
Ready to Purchase?
8. Amavoler Fuel Gas Tank Cap Cover Aftermarket Replacement Parts Fit for GY6 50cc 150cc 250cc Chinese ATV Moped Scooter Roketa Taotao.

Upgrade your ride with this premium gas tank cap. It’s a perfect fit for many Chinese ATVs and scooters. Get yours today!
Crafted from high-quality metal, this cap ensures stable operation and long-lasting durability. It’s built to last for years of reliable use.
This cap provides a tight seal for your fuel tank, ensuring maximum safety. It’s an essential part for your vehicle’s security.
| Pros | Cons |
|---|---|
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Perfect For:
This Amavoler Fuel Gas Tank Cap is perfect for anyone with a GY6 50cc, 150cc, or 250cc Chinese ATV, Moped, or Scooter. It’s a durable, metal replacement part that ensures your fuel tank stays securely sealed, keeping your ride safe.
Ready to Purchase?
9. FLYPIG Gas Fuel Tank Cap For 50cc 70cc 125cc ATV Quad 4 Wheeler Buyang Coolsport Sunl Kazuma Roketa ATV 3050A 3050AX 3050C 3050D 3050B Chinese ATV Quad 4 Wheeler Parts

The FLYPIG Gas Fuel Tank Cap is a must-have for your ATV Quad 4 Wheeler. It fits 50cc, 70cc, 110cc, and 125cc models from Chinese brands like Buyang, Sunl, and Roketa. This cap ensures a secure fit and prevents fuel leaks.
It has a built-in steel ball valve, reducing air entry and fuel leakage. The package includes one gas tank cap. Always check the size before buying.
This gas cap is not compatible with some models like PW80 or Artic Cat ATV 90. Measure your tank to ensure a perfect fit. Get this reliable cap for your ATV’s fuel tank today.
| Pros | Cons |
|---|---|
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Perfect For:
This FLYPIG Gas Fuel Tank Cap is absolutely perfect for owners of 50cc to 125cc Chinese ATVs and Quad 4 Wheelers. If you ride brands like Coolster, TaoTao, Buyang, or Sunl, this cap is your ideal replacement part for a secure and leak-free fuel tank.
Ready to Purchase?
10. JFG RACING ATV Gas Cap,CNC Fuel Tank Billet Cover for YFZ 450,YFZ450R,Banshee 350 200,Raptor 660 350 250 125,Warrior 350 450,Kodiak 400,Grizzly 660 450 400 350,Bruin 350 250-Black

Upgrade your ride with the JFG RACING ATV Gas Cap! This CNC-machined aluminum fuel tank cover is built to last and looks fantastic.
It’s a perfect fit for many Yamaha models. The durable aluminum offers great protection. Plus, it’s super easy to install.
| Pros | Cons |
|---|---|
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Perfect For:
This ATV gas cap is perfect for riders who want a durable, easy-to-install upgrade. It fits many Yamaha models, keeps fuel safe, and looks great.
Ready to Purchase?
Buying Guide
Finding the right ATV gas tank cap is easy with the right steps. Size and fitment are key to avoid leaks or damage. This guide helps you ride with confidence.
Engaging Experience:
Choosing the perfect gas tank cap doesn’t have to be hard. With this guide, you’ll learn how to measure, verify, and select the best fit for your ATV. Say goodbye to leaks and hello to smooth rides!
Factors to Consider When Buying:
– Inner Diameter: Measure the tank opening to match the cap’s size. A wrong fit can cause leaks.
– Thread Type: Check if the cap’s threads match your tank’s threads. This ensures a secure seal.
– Material: Choose aluminum, ABS plastic, or metal for durability and leak prevention.
– Vent Hose: Look for caps with a vent breather tube to allow air in and prevent spills.
– Compatibility: Verify the cap fits your ATV’s make, model, and engine size.
– Ease of Installation: Opt for caps with grip grooves or simple designs for quick setup.
– Sealing Ring: Caps with a sealing ring add extra protection against fuel leaks.
– Brand and Quality: Pick trusted brands for reliable and long-lasting performance.
Follow these steps, and you’ll find the perfect ATV gas tank cap in no time!