Looking for the best engineered ATV parts to enhance your ride? We’ve curated a list of top-rated, durable, and easy-to-install components to keep your ATV smooth, safe, and ready for adventure.
ATV enthusiasts know the thrill of the ride, but reliable parts make all the difference. Whether you’re upgrading or repairing, quality matters. Our guide highlights the best engineered ATV parts to keep your ride smooth and safe.
We’ve tested and reviewed top-rated kits and components for performance and durability. From wiring harnesses to carburetors, we’ve got you covered. Discover easy-to-install solutions that save time and money.
Get ready to transform your ATV with parts designed to last. Dive in and find the perfect upgrades for your ride. Let’s make your next adventure unforgettable!
List of Top 10 Engineered ATV Parts
| Image | Title | Best For | Price |
|---|---|---|---|
![]() |
Complete Electrics Wiring Harness Kit for Coolster Tao Tao 125cc 110cc 70cc 50cc ATV Quad 4 Wheeler 4 Stroke Parts, with Lgnition Coil Solenoid Valve Starter Relay Stator Voltage Regulator CDI Box |
This ATV wiring harness kit is perfect for parents with kids’ ATVs or DIY enthusiasts fixing 70cc-125cc Chinese-made quads. It’s easy to use but professional setup is highly advised. |
|
![]() |
XIKOBY PZ20 Carburetor Ignition Coil Starter Motor Relay Voltage Regulator CDI Box Kit Compatible with Tao tao Coolster 125cc 110cc Kazuma Baja 50cc Chinese ATV Quad 4 Wheeler Go Kart Dirt Bike Parts |
This kit is perfect for owners of Chinese ATVs, quads, go-karts, or dirt bikes with 4-stroke engines. It’s ideal for affordable repairs and upgrades. |
|
![]() |
EOPOAYI Electric Start Complete Wiring Harness & PZ20 Carburetor Kit Compatible with Tao tao Coolster 110cc 125cc Chinese ATV 4-Stroke Engine Quad 4 Wheeler Parts with Ignition Coil Rectifier CDI Box |
This EOPOAYI Electric Start Complete Wiring Harness & PZ20 Carburetor Kit is perfect for owners of Chinese ATVs like Tao tao, Coolster, Kazuma, and more. It’s ideal for those looking to upgrade or repair their 70cc to 125cc 4-stroke engines with better fuel efficiency and performance. |
|
![]() |
HIAORS 7/8″ 22mm Thumb Throttle with Dual Brake Lever for 50cc 90cc 110cc 150cc 250cc ATV Quad Roketa Taotao Sunl Buyang Kazuma Falcon Meerkat Peace Sports 110cc Parts |
This thumb throttle is perfect for ATV owners who want better control and safety. It’s great for upgrading 50cc to 250cc Chinese ATVs with drum brakes. |
|
![]() |
SHIQINHA Complete Wiring Harness Kit Compatible with Tao tao Coolster 125cc 110cc Chinese ATV Quad 4 Wheeler 4 Stroke Parts with Ignition Coil Stator CDI Box Starter Relay Solenoid Voltage Regulator |
This SHIQINHA Complete Wiring Harness Kit is perfect for ATV owners who need a reliable and compatible wiring solution. It’s ideal for those with 50cc to 125cc Chinese ATVs, like Tao tao, Coolster, or Kazuma, looking to upgrade or replace their electrical system. |
|
![]() |
SHIQINHA PZ20 Carburetor Kit and Complete Wiring Harness Compatible with Tao tao Coolster 110cc 125cc Chinese ATV Quad 4 Wheeler 4-Stroke Kazuma Baja Roketa Parts with Ignition Coil Voltage Regulator |
This PZ20 carburetor kit and wiring harness is perfect for ATV owners who want a quick fix for fuel and electrical problems. It’s great for those with Chinese-made ATVs like Tao tao, Coolster, or Kazuma, who want to upgrade their ride without the hassle. |
|
![]() |
APE RACING Throttle Dual Gasser Thumb or Twist Functions for ATVs Dirt Bikes (Black) |
This APE RACING Throttle is perfect for riders who want control and versatility. It’s great for ATVs and dirt bikes, offering both thumb and twist functions in one tough unit. |
|
![]() |
1/4 Inline Fuel Filter – APE RACING Upgraded Billet Aluminum Metal Glass Fuel Filter for Motorcycle ATV Dirt bike Classic bikes and Small Engines, Corrosion Resistance, Washable and High Flow (Chrome) |
This 1/4 Inline Fuel Filter is perfect for anyone who wants a durable, high-flow fuel filter for their motorcycle, ATV, dirt bike, classic bike, or small engine. It’s easy to install and washable, making it ideal for those who value performance and maintenance. |
|
![]() |
EOPOAYI Complete Wiring Harness Kit Compatible with Tao tao Coolster 125cc Chinese ATV 4 Stroke Quad 4 Wheeler Parts with Starter Solenoid Relay Ignition Coil CDI Box Stator Voltage Regulator |
This EOPOAYI Complete Wiring Harness Kit is perfect for owners of 125cc Chinese ATVs like Tao tao, Coolster, and others. It’s ideal for those needing a reliable replacement for their 4-stroke quad’s electrical system. |
|
![]() |
Polaris Air Intake Box, for Specific Sportsman ATV Xplorer 250 4×4 Models, Genuine OEM – Part 5433590 |
This Polaris Air Intake Box is perfect for Sportsman ATV Xplorer 250 4×4 owners who want reliable, long-lasting performance. It’s genuine OEM, so it fits perfectly and works great. |
Detailed Reviews
Discover the top 10 Best Engineered ATV Parts, handpicked for quality, performance, and value. Each part is expert-reviewed and backed by real customer feedback, ensuring you get the best fit for your ride. Whether you’re upgrading for speed, comfort, or durability, this guide has you covered. Dive in to find the perfect parts to enhance your ATV experience!
1. Complete Electrics Wiring Harness Kit for Coolster Tao Tao 125cc 110cc 70cc 50cc ATV Quad 4 Wheeler 4 Stroke Parts, with Lgnition Coil Solenoid Valve Starter Relay Stator Voltage Regulator CDI Box

This ATV wiring harness kit is perfect for 70cc-125cc models. It works with Taotao, Coolster, and many other brands. The kit includes essential parts like an ignition coil and CDI box.
Before buying, check your model and part number. Review the wiring diagram and get professional help for setup. Avoid mistakes to ensure the kit works right.
| Pros | Cons |
|---|---|
|
|
Perfect For:
This ATV wiring harness kit is perfect for parents with kids’ ATVs or DIY enthusiasts fixing 70cc-125cc Chinese-made quads. It’s easy to use but professional setup is highly advised.
Ready to Purchase?
- Best Heavy-Duty ATV Boots
- Best OEM ATV Boots
- Best Performance Air Box Boot 5412822
- Best Performance Air Box Boot Polaris
- Best Multi Functional LCD Display Steps Time Calorie
- Best Performance Polaris Air Box Boots
- Best Air Box Boots For Polaris Vehicles
- Best Non Yellowing Monomer: Keep Your Nails Vibrant & Fresh
2. XIKOBY PZ20 Carburetor Ignition Coil Starter Motor Relay Voltage Regulator CDI Box Kit Compatible with Tao tao Coolster 125cc 110cc Kazuma Baja 50cc Chinese ATV Quad 4 Wheeler Go Kart Dirt Bike Parts

The XIKOBY PZ20 Carburetor Kit is a complete upgrade for your ATV or dirt bike. It fits 50cc to 125cc engines and works with many Chinese brands. This kit includes everything you need for better performance.
It’s compatible with Tao Tao, Coolster, and more. The parts are made of premium materials for long-lasting use. You’ll get more power and a smoother ride.
The kit has a carburetor, starter motor, and CDI box. It also includes a voltage regulator and ignition coil. All parts are easy to install and improve your vehicle’s efficiency.
| Pros | Cons |
|---|---|
|
|
Perfect For:
This kit is perfect for owners of Chinese ATVs, quads, go-karts, or dirt bikes with 4-stroke engines. It’s ideal for affordable repairs and upgrades.
Ready to Purchase?
3. EOPOAYI Electric Start Complete Wiring Harness & PZ20 Carburetor Kit Compatible with Tao tao Coolster 110cc 125cc Chinese ATV 4-Stroke Engine Quad 4 Wheeler Parts with Ignition Coil Rectifier CDI Box

Upgrade your ATV with the EOPOAYI Electric Start Complete Wiring Harness & PZ20 Carburetor Kit. It’s compatible with 110cc and 125cc Chinese ATVs like Tao tao and Coolster.
This kit includes everything you need: wiring harness, ignition coil, carburetor, and more. Easy to install, but professional help is recommended.
| Pros | Cons |
|---|---|
|
|
Perfect For:
This EOPOAYI Electric Start Complete Wiring Harness & PZ20 Carburetor Kit is perfect for owners of Chinese ATVs like Tao tao, Coolster, Kazuma, and more. It’s ideal for those looking to upgrade or repair their 70cc to 125cc 4-stroke engines with better fuel efficiency and performance.
Ready to Purchase?
4. HIAORS 7/8″ 22mm Thumb Throttle with Dual Brake Lever for 50cc 90cc 110cc 150cc 250cc ATV Quad Roketa Taotao Sunl Buyang Kazuma Falcon Meerkat Peace Sports 110cc Parts

The HIAORS 7/8″ 22mm Thumb Throttle is designed for ATV quad bikes and go-karts with dual drum brake systems. It fits 50cc, 70cc, 90cc, 110cc, 125cc, 150cc, and 250cc vehicles from brands like TaoTao, Coolster, and Kazuma.
Made from premium aluminum and heat-treated steel, this throttle ensures durability and longevity. It includes a speed limiter for safety and a parking brake function to improve return force and responsiveness.
The package includes one 7/8″ 22mm thumb throttle assembly. It’s easy to install on 22mm handle bars with 50cc and 90cc throttle cables. Not for front disc brake systems.
| Pros | Cons |
|---|---|
|
|
Perfect For:
This thumb throttle is perfect for ATV owners who want better control and safety. It’s great for upgrading 50cc to 250cc Chinese ATVs with drum brakes.
Ready to Purchase?
5. SHIQINHA Complete Wiring Harness Kit Compatible with Tao tao Coolster 125cc 110cc Chinese ATV Quad 4 Wheeler 4 Stroke Parts with Ignition Coil Stator CDI Box Starter Relay Solenoid Voltage Regulator

The SHIQINHA Complete Wiring Harness Kit is a must-have for Chinese ATVs. It fits 50cc to 125cc engines, working with Tao tao, Coolster, and more. This kit simplifies your ATV’s wiring, making it easier to manage.
It includes everything you need, like an ignition coil, CDI box, and voltage regulator. The modular design improves safety and durability. It’s a great upgrade for your ATV’s electrical system.
Before buying, check the pictures to ensure it fits your model. This kit does not work with GY6 motorbikes or 200cc-250cc ATVs. Correct assembly is key for it to work properly.
| Pros | Cons |
|---|---|
|
|
Perfect For:
This SHIQINHA Complete Wiring Harness Kit is perfect for ATV owners who need a reliable and compatible wiring solution. It’s ideal for those with 50cc to 125cc Chinese ATVs, like Tao tao, Coolster, or Kazuma, looking to upgrade or replace their electrical system.
Ready to Purchase?
6. SHIQINHA PZ20 Carburetor Kit and Complete Wiring Harness Compatible with Tao tao Coolster 110cc 125cc Chinese ATV Quad 4 Wheeler 4-Stroke Kazuma Baja Roketa Parts with Ignition Coil Voltage Regulator

The SHIQINHA PZ20 Carburetor Kit is a complete upgrade for your Chinese ATV. It fits 70cc to 125cc models from brands like Tao tao, Coolster, and Kazuma. This kit solves fuel and electrical issues fast.
It includes a PZ20 carburetor, wiring harness, and essential parts like an ignition coil and voltage regulator. The upgraded carburetor boosts acceleration and saves fuel. Perfect for ATV owners tired of constant repairs.
Easy to install. Ride with confidence. Fix and go!
| Pros | Cons |
|---|---|
|
|
Perfect For:
This PZ20 carburetor kit and wiring harness is perfect for ATV owners who want a quick fix for fuel and electrical problems. It’s great for those with Chinese-made ATVs like Tao tao, Coolster, or Kazuma, who want to upgrade their ride without the hassle.
Ready to Purchase?
7. APE RACING Throttle Dual Gasser Thumb or Twist Functions for ATVs Dirt Bikes (Black)

The APE RACING Throttle Dual Gasser is a heavy-duty upgrade for your ride. It’s made from solid billet aluminum and built to last. The hard anodized surface and stainless steel hardware ensure it can handle tough conditions.
This throttle fits any 7/8″ bars and works with most stock cables. It combines thumb and twist functions in one unit. You can lock out the twist grip easily with a pin for better control.
Available in four colors, this throttle features a micro foam coated lever for a non-slip grip. Choose from black, silver, blue, or red to match your style.
| Pros | Cons |
|---|---|
|
|
Perfect For:
This APE RACING Throttle is perfect for riders who want control and versatility. It’s great for ATVs and dirt bikes, offering both thumb and twist functions in one tough unit.
Ready to Purchase?
8. 1/4 Inline Fuel Filter – APE RACING Upgraded Billet Aluminum Metal Glass Fuel Filter for Motorcycle ATV Dirt bike Classic bikes and Small Engines, Corrosion Resistance, Washable and High Flow (Chrome)

The APE RACING 1/4 Inline Fuel Filter is a durable upgrade for your vehicle. Made from billet aluminum with chrome plating, it resists corrosion and lasts longer. Its see-through design uses safe glass for easy inspection.
This filter fits 1/4″ fuel lines and installs easily. It has a larger flow rate for better performance. The washable design lets you clean or replace parts as needed.
Perfect for motorcycles, ATVs, and small engines, this filter is built to last. Its high-quality materials and simple maintenance make it a smart choice for any rider.
| Pros | Cons |
|---|---|
|
|
Perfect For:
This 1/4 Inline Fuel Filter is perfect for anyone who wants a durable, high-flow fuel filter for their motorcycle, ATV, dirt bike, classic bike, or small engine. It’s easy to install and washable, making it ideal for those who value performance and maintenance.
Ready to Purchase?
9. EOPOAYI Complete Wiring Harness Kit Compatible with Tao tao Coolster 125cc Chinese ATV 4 Stroke Quad 4 Wheeler Parts with Starter Solenoid Relay Ignition Coil CDI Box Stator Voltage Regulator

The EOPOAYI Complete Wiring Harness Kit is perfect for 125cc Chinese ATVs. It works with Tao tao, Coolster, and many other 4-stroke quad models.
Easy to install with clear color-coded wires. Red is positive, black is negative. Check compatibility before buying. Professional installation is recommended.
The kit includes everything you need: ignition coil, CDI box, voltage regulator, and more. Follow the wiring diagram for proper setup. Avoid old vehicles for best results.
| Pros | Cons |
|---|---|
|
|
Perfect For:
This EOPOAYI Complete Wiring Harness Kit is perfect for owners of 125cc Chinese ATVs like Tao tao, Coolster, and others. It’s ideal for those needing a reliable replacement for their 4-stroke quad’s electrical system.
Ready to Purchase?
10. Polaris Air Intake Box, for Specific Sportsman ATV Xplorer 250 4×4 Models, Genuine OEM – Part 5433590

The Polaris Air Intake Box is a genuine OEM part made for specific Sportsman ATV Xplorer 250 4×4 models. It ensures unmatched performance and a perfect fit for your vehicle. This part is extensively tested and meticulously crafted to meet high standards.
It is engineered specifically for your machine. This means better performance and longer life for your ride. Using Polaris Engineered parts is a smart choice.
Choosing this air intake box is a decision that pays off. It helps maximize the life of your vehicle. Trust Polaris Engineered parts for reliable performance.
| Pros | Cons |
|---|---|
|
|
Perfect For:
This Polaris Air Intake Box is perfect for Sportsman ATV Xplorer 250 4×4 owners who want reliable, long-lasting performance. It’s genuine OEM, so it fits perfectly and works great.
Ready to Purchase?
Buying Guide
ATV enthusiasts know the thrill of the ride, but reliable parts make all the difference. Whether you’re upgrading or repairing, quality matters. Our guide highlights the best engineered ATV parts to keep your ride smooth and safe.
We’ve tested and reviewed top-rated kits and components for performance and durability. From wiring harnesses to carburetors, we’ve got you covered. Discover easy-to-install solutions that save time and money.
Factors to Consider When Buying ATV Parts:
– Compatibility: Always check if the part fits your ATV’s make, model, and engine size. Look for specific details like CC and brand compatibility.
– Quality: Choose parts made from premium materials like aluminum or heat-treated steel for longer life and better performance.
– Ease of Installation: Look for easy-to-install kits with clear instructions or consider professional help for complex parts.
– Performance: Opt for parts that improve acceleration, fuel efficiency, or safety, like upgraded carburetors or thumb throttles.
– Durability: Select parts that are corrosion-resistant and built to handle tough conditions, ensuring they last longer.
– Safety Features: Prioritize parts with safety upgrades, such as speed limiters or parking brake functions.
– Brand Reputation: Trust well-known brands or OEM parts for reliability and compatibility.
– Maintenance: Choose parts that are washable or easy to maintain for hassle-free use.
Get ready to transform your ATV with parts designed to last. Dive in and find the perfect upgrades for your ride. Let’s make your next adventure unforgettable!