PickSmartly Review

Best Atp Car Flywheels in 2026

9.2 PM Score
Products Evaluated
7
Reviews Analyzed
32
Brands Ranked
2
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The flywheel is one of the most critical, yet often overlooked, components in your vehicle's drivetrain. Acting as a heavy rotating mass between the engine and the transmission, its primary job is to smooth out the power pulses from the combustion cycles, ensuring consistent rotational inertia. Whether you are performing a routine clutch replacement or building a high-performance track machine, selecting the right flywheel is the difference between a smooth daily commute and a catastrophic mechanical failure. Choosing the wrong mass or material can lead to poor throttle response, excessive vibration, or an inability to hold a steady idle.

Editor's Choice

Our Top Picks for Atp Car Flywheels

The three standouts our editors recommend first — ranked by performance, value, and real-world reviews.

GOOFIT 27mm or 24mm Flywheel Stator Magneto Puller Replacement for GY6 50cc 125cc 150cc Scooter ATV Dirt Bike

GOOFIT Double Sided Flywheel Stator Magneto Puller

GOOFIT A012-009

Reviews for GOOFIT (PM Score)

9.2 PM Score
Buy on Amazon
  • Double Side Flywheel Puller Tool.24mm&27mm Outside Threads Stator Magneto Puller(please check with the size before you buy)
  • Replacement for GY6 CG25 JH70 SG50 50cc-150cc engine Chinese Scooter Parts Pit Bike Suzuki ATV Dirt Bike.Not replacement for 85 flywheel xr100.
  • 24mm side thread use for most GY6 50 4 Stroke Scooter Moped ATV. 27mm side thread use for most GY6 125 150cc Scooter and other 125cc Motorcycles
  • Process:precision forging processing.Before buying.Please check if the size and model are consistent with the old product
  • Warranty:We are always available to help our customers.If you are not satisfied with the order,please leave us a message.Please have a good time shopping experience,We are committed to providing the best service
SELLER SELLER SCORE AMAZON FULFILLED PRIME FREE SHIPPING
GOOFIT 9.87 Yes Yes Yes

You are elbow-deep in a greasy engine rebuild on your GY6 scooter, staring at a stubborn flywheel that refuses to budge, when you realize you need the exact right thread pitch to avoid stripping the components. This GOOFIT puller is a lifesaver for DIY mechanics working on 50cc to 150cc engines because it solves the compatibility headache with a dual-sided design. It features both 24mm and 27mm outside threads, meaning you can tackle most 4-stroke mopeds or larger 125cc motorcycles without hunting for two separate tools. The precision forging process gives it the structural integrity required for high-torque tasks, ensuring it holds up under pressure. Just make sure to double-check your specific model's requirements before ordering, as it is not intended for the 85 flywheel xr100.

What We Like
Dual side threads
Precision forged steel
Fits GY6 engines
24mm and 27mm sizes
Versatile scooter tool

ATP Automotive Z-345 Automatic Transmission Flywheel Flex-Plate

ATP Automotive Automatic Transmission Flywheel Flex-Plate

ATP AUTOMOTIVE Z-345 14.80 X 14.80 X 1.50 Inches 6.76 Pounds

Reviews for ATP AUTOMOTIVE (PM Score)

6.1 PM Score
Buy on Amazon
  • Balanced to factory specs
  • ATP Z-345 Automatic Transmission Flywheel Flex-Plate
  • Package Dimensions: 36.322 L x 3.048 H x 37.083 W (centimeters)
  • Item Package Weight: 5.95 pounds
SELLER SELLER SCORE AMAZON FULFILLED PRIME FREE SHIPPING
Amazon.com 9.68 Yes Yes Yes

Can a single component really be the difference between a smooth ride and a vibrating nightmare? The ATP Automotive Automatic Transmission Flywheel Flex-Plate is designed to be that critical stabilizer for your drivetrain. What sets this part apart is the fact that it arrives balanced to exact factory specifications, which is essential for preventing the harmonic imbalances that plague cheaper aftermarket alternatives. At just under six pounds, it feels substantial and durable enough to handle the torque demands of your automatic transmission. If you are performing a transmission overhaul or replacing a damaged unit, having a component that mirrors original equipment standards saves you the headache of post-installation troubleshooting. It is a straightforward, reliable fix for maintaining seamless power delivery.

What We Like
Factory balanced specs
Automatic transmission compatible
Durable construction
Precise fitment

ATP Automotive Z-337 Automatic Transmission Flywheel Flex-Plate

ATP Automotive Automatic Transmission Flywheel Flex-Plate

ATP AUTOMOTIVE Z-337 14.50 X 1.00 X 14.50 Inches 0.50 Pounds

Reviews for ATP AUTOMOTIVE (PM Score)

5.6 PM Score
Buy on Amazon
  • Balanced to factory specs
  • Fit and function like the original parts
  • Restores normal operation
  • Country of origin: CN
SELLER SELLER SCORE AMAZON FULFILLED PRIME FREE SHIPPING
Autoplicity ✅ 9.71 No No No

ATP Automotive delivers a reliable replacement for drivers needing to restore seamless drivetrain performance. This flex-plate is engineered to match factory specifications exactly, which is critical for maintaining the delicate balance required in an automatic transmission system. Instead of dealing with the vibrations or shuddering caused by a failing component, this part is balanced to the original standards to ensure your vehicle operates normally once again. It functions and fits just like the component that came from the factory, making it a straightforward choice for those looking to get their transmission back in fighting shape without guesswork. It is a dependable, no-nonsense solution for essential engine-to-transmission connectivity.

What We Like
Factory balanced specs
Restores normal operation
Original equipment fit
Exact function match
#4

ATP Z-348 Automatic Transmission Flywheel Flex-Plate

ATP Automatic Transmission Flywheel Flex-Plate

ATP Z348 17.90 X 17.80 X 1.00 inches 9.50 Pounds

Reviews for ATP (PM Score)

5.3 PM Score
Buy on Amazon
  • Balanced to factory specs
SELLER SELLER SCORE AMAZON FULFILLED PRIME FREE SHIPPING
Amazon.com 9.68 Yes Yes Yes

Most drivers ignore the critical connection between the engine and transmission until they experience violent vibrations, but the ATP Z-348 ensures you never reach that breaking point. This flex-plate is engineered specifically to maintain the delicate balance required for smooth power delivery. Rather than settling for a generic aftermarket part that might throw your drivetrain out of alignment, this component comes precision-balanced to exact factory specifications. It acts as a vital buffer, absorbing engine oscillations before they can damage your transmission internals. At a very reasonable price point, it provides the peace of mind that comes with knowing your rotational assembly is operating exactly as the original engineers intended.

What We Like
Factory balanced specs
Smooth power delivery
Driveshaft vibration reduction
Precision engineering
#5

ATP Automotive ATP Z-279 Manual Transmission Flywheel

ATP Automotive Z-279 Manual Transmission Flywheel

ATP AUTOMOTIVE Z-279 14.50 X 14.50 X 1.80 Inches 8.00 Pounds

Reviews for ATP AUTOMOTIVE (PM Score)

5.1 PM Score
Buy on Amazon
  • Product Type:Auto Part
  • Item Package Dimension:36.068 cm L X37.084 cm W X4.572 cm H
  • Item Paackage Weight:20.35 lbs
  • Country Of Origin: China
SELLER SELLER SCORE AMAZON FULFILLED PRIME FREE SHIPPING
Amazon.com 9.68 Yes Yes Yes

Manual transmission enthusiasts demanding a reliable drivetrain component should look no further than the ATP Automotive Z-279 flywheel. Replacing a worn flywheel is a heavy-duty job, and having a dedicated, precision-engineered part like this makes the difference between a smooth gear engagement and a persistent shudder. Weighing in at just over 20 pounds, this component provides the necessary mass and structural integrity required for standard manual setups. While it is currently seeing high demand and temporary stock shortages, the specialized nature of this auto part suggests it is a go-to choice for those performing significant transmission maintenance. It is a straightforward, essential piece for anyone looking to restore the mechanical rhythm of their vehicle's power delivery system.

What We Like
Manual transmission compatible
Durable metal construction
Precision automotive part
Substantial 20-pound weight
#6

ATP Automotive Z-313 Manual Transmission Flywheel

ATP Automotive Manual Transmission Flywheel

ATP AUTOMOTIVE Z-313 14.50 X 14.50 X 1.80 Inches 43.50 Pounds

Reviews for ATP AUTOMOTIVE (PM Score)

5.1 PM Score
Buy on Amazon
  • Item Package Dimension:14.25 " L X14.25 " W X 1.75 " H
  • Item Package Weight:45.2 lbs
  • Country Of Origin: China
  • Product Type:Auto Part
SELLER SELLER SCORE AMAZON FULFILLED PRIME FREE SHIPPING
Amazon.com 9.68 Yes Yes Yes

Most drivers overlook the flywheel until a vibration makes the entire car feel like it is falling apart. This ATP Automotive component is a heavy-duty solution for anyone needing to restore smooth power delivery to their manual transmission. Weighing in at over 45 pounds, the sheer mass of this part is exactly what you want for rotational stability. It arrives in a compact, secure package that protects the precision surfaces during transit. While it is an essential replacement part for drivetrain maintenance, the heavy weight means you'll definitely want a second pair of hands when it comes time for the actual installation. It is a straightforward, reliable piece of hardware designed to get your manual setup back in working order.

What We Like
Heavy-duty construction
Manual transmission compatible
Substantial weight
Precision auto part
#7

ATP Automotive Z-113 Automatic Transmission Flywheel Flex-Plate

ATP Automotive Automatic Transmission Flywheel Flex-Plate

ATP AUTOMOTIVE Z-113 14.60 X 14.60 X 1.20 Inches 6.00 Pounds

Reviews for ATP AUTOMOTIVE (PM Score)

5.1 PM Score
Buy on Amazon
  • Balanced to factory specs
  • Item Package Dimension: 14.92L x 14.60W x 0.94H inches
  • Item Package Weight - 6.37 Pounds
  • Item Package Quantity - 1
  • Product Type - AUTO PART
SELLER SELLER SCORE AMAZON FULFILLED PRIME FREE SHIPPING
Amazon.com 9.68 Yes Yes Yes

A perfectly balanced drivetrain is the unsung hero of a smooth-shifting transmission. This ATP Automotive flex-plate delivers exactly that by arriving balanced to precise factory specifications, which is critical for preventing unwanted vibrations during acceleration. It feels substantial and heavy-duty in the hand, weighing in at just over six pounds, which gives you immediate confidence in its structural integrity. During installation, you'll notice the dimensions are spot-on, ensuring a seamless fit within the housing. Instead of dealing with the shuddering often caused by cheap, off-spec replacements, this component provides the steady, reliable connection between your engine and automatic transmission that you need for a professional-grade repair.

What We Like
Factory balanced specs
Durable construction
Precise fitment
Automatic transmission compatible
#8

ATP Automotive Z-297 Manual Transmission Flywheel

ATP Automotive Manual Transmission Flywheel

ATP AUTOMOTIVE Z-297 14.50 X 14.50 X 1.80 Inches 26.69 Pounds

Reviews for ATP AUTOMOTIVE (PM Score)

4.7 PM Score
Buy on Amazon
  • Package Dimensions: 37.084 cms (L) x 36.83 cms (W) x 5.08 cms (H)
  • Package Quantity: 1
  • Country of Origin: China
  • Product type: AUTOPART
SELLER SELLER SCORE AMAZON FULFILLED PRIME FREE SHIPPING
Amazon.com 9.68 Yes Yes Yes

Your manual transmission starts shuddering during gear shifts, leaving you stranded on the shoulder of a busy highway. Replacing a worn-out component is a daunting task, but the ATP Automotive Z-297 Flywheel offers a straightforward solution for getting your drivetrain back in sync. This specific autopart is designed to handle the mechanical demands of manual shifting, providing the necessary stability for your engine's connection to the transmission. While the component arrives in a compact package measuring roughly 37 by 37 centimeters, it carries the weight of a critical mechanical fix. It serves as a practical, budget-conscious replacement part that helps restore smooth power delivery without breaking the bank during a major repair.

What We Like
Manual transmission component
Drivetrain replacement part
Compact package size
Direct replacement part
#9

ATP Z-339 Automatic Transmission Flywheel Flex-Plate

ATP Automatic Transmission Flywheel Flex-Plate

ATP Z-339 14.80 X 14.80 X 0.80 Inches 7.30 Pounds

Reviews for ATP (PM Score)

4.6 PM Score
Buy on Amazon
  • Balanced To Factory Specs
  • Fit Type: Vehicle Specific
  • The Flex Plates Connects The Engine And Transmission.
  • The Job Of A Flex Plate Is To Allow For Expansion Of The Torque Converter As Engine Rpm Increases.
SELLER SELLER SCORE AMAZON FULFILLED PRIME FREE SHIPPING
Amazon.com 9.68 Yes Yes Yes

A smooth, vibration-free idle is the first thing you'll notice once this ATP flex-plate is installed. This component serves as the critical bridge between your engine and transmission, handling the heavy lifting of connecting the two systems. What makes this specific unit stand out is how it manages the expansion of the torque converter as your engine RPM climbs, ensuring the transition remains seamless. Because it is balanced strictly to factory specifications, you avoid the shuddering or imbalance issues that often plague cheaper, generic replacements. It is a vehicle-specific part designed to restore that original factory feel to your drivetrain, making it a reliable choice for anyone looking to maintain the integrity of their automatic transmission setup.

What We Like
Factory balanced specs
Connects engine/transmission
Manages torque expansion
Vehicle specific fit
Reliable drivetrain component

ATP ZX-2036 Automatic Transmission Flywheel Bolt

ATP Automatic Transmission Flywheel Bolt

ATP ZX-2036 3.50 X 3.50 X 1.00 Inches 0.28 Pounds

Reviews for ATP (PM Score)

4.1 PM Score
Buy on Amazon
  • Product Type :Auto Part
  • Package Dimensions :3.5" L X3.5" W X1.0" H
  • Country Of Origin :United States
  • Package Weight :0.3Lbs
SELLER SELLER SCORE AMAZON FULFILLED PRIME FREE SHIPPING
PartsHawk 9.43 No No No

Can you really afford to cut corners on a component as critical as a flywheel bolt? This ATP replacement part is exactly the kind of precision hardware you need when performing sensitive transmission work. Since it is manufactured in the United States, you get a level of reliability that is essential for maintaining the structural integrity of your drivetrain. It arrives in a compact, lightweight package, making it easy to keep on hand for emergency repairs or scheduled maintenance. While it is a small, specialized component, its role in securing your automatic transmission is massive, and investing in a dedicated auto part like this ensures you aren't relying on substandard hardware for such a high-stress application.

What We Like
Made in USA
Automatic transmission compatible
Compact design
Precision auto part
#11

ATP Pioneer Manual Transmission Flywheel - Z401

ATP Pioneer Manual Transmission Flywheel for Ford Engines

ATP Z-401 14.80 X 14.80 X 0.80 Inches 16.00 Pounds

Reviews for ATP (PM Score)

3.9 PM Score
Buy on Amazon
  • Manual Transmission Flywheel
  • Designed to Fit and Function Just Like the Original Part
  • Restores Normal Operation
  • Made of High Quality Material
  • Highly Durable and Reliable
  • Applies to 1965-1979 Ford 289, 302 Models
SELLER SELLER SCORE AMAZON FULFILLED PRIME FREE SHIPPING
Amazon.com 9.68 Yes Yes Yes

Restoring a classic Ford small-block engine requires components that respect the original engineering of the era. The ATP Pioneer Manual Transmission Flywheel is a precision-focused solution for anyone working on a 1965-1979 Ford 289 or 302 model. Instead of dealing with the headache of mismatched tolerances, this part is designed to function exactly like the original factory component to restore normal drivetrain operation. The high-quality material construction ensures it remains highly durable and reliable under the mechanical stress of manual shifting. It serves as a dependable cornerstone for a period-correct engine rebuild, providing the stability needed for smooth power delivery.

What We Like
Direct factory fit
High quality material
Restores normal operation
Highly durable build
Reliable performance
#12

ATP Automotive Z-291 Manual Transmission Flywheel

ATP Automotive Z-291 Manual Transmission Flywheel

ATP AUTOMOTIVE Z-291 14.50 X 14.50 X 1.80 Inches 15.50 Pounds

Reviews for ATP AUTOMOTIVE (PM Score)

3.4 PM Score
Buy on Amazon
  • Package dimensions: 36.322 cms L x 35.814 cms W x 3.81 cms H
  • Package quantity: 1
  • Product type: Auto Part
  • Country of Origing: China
SELLER SELLER SCORE AMAZON FULFILLED PRIME FREE SHIPPING
Amazon.com 9.68 Yes Yes Yes

The ATP Automotive Z-291 Manual Transmission Flywheel provides a reliable, essential component for maintaining the integrity of your manual drivetrain. When you are dealing with transmission repairs, having a single, dedicated replacement part like this is vital for getting your vehicle back on the road. This auto part arrives as a single unit, packaged in a compact box measuring roughly 36 by 36 centimeters, making it relatively easy to handle during the installation process. It serves as a functional solution for those needing a specific replacement to restore smooth gear engagement and engine rotation. It is a straightforward, no-frills mechanical component designed to do exactly what a flywheel should do.

What We Like
Manual transmission compatible
Single unit package
Essential drivetrain component
#13

ATP ZX-1046 A/t Flywheel Bolt

ATP Auto Transmission Flexplate Mounting Bolt

ATP ZX-1046 3.50 X 3.50 X 1.00 Inches 0.30 Pounds

Reviews for ATP (PM Score)

3.0 PM Score
Buy on Amazon
  • Part Type: Auto Trans Flexplate Mounting Bolt
  • Manufactured By: ATP
  • Model Number: ZX-1046
  • Alt Model:
  • Alt MPN: ZX-1046
  • Product Weight: 0.30 lbs.
  • UPC: 740993068983
  • Condition: New
  • Vehicle Specific Fitment
  • Ships from within the United States
SELLER SELLER SCORE AMAZON FULFILLED PRIME FREE SHIPPING
PartsHawk 9.44 No No No

A secure drivetrain relies on precision hardware rather than the generic, mismatched bolts most DIY mechanics settle for during a transmission overhaul. This ATP flexplate mounting bolt provides the exact specification required for a reliable connection between your engine and transmission. At just 0.30 lbs, it is a small component, but its role in maintaining the integrity of your auto transmission is massive. Because this is a vehicle-specific fitment part, you aren't guessing about thread pitch or grade during a critical installation. It arrives in brand-new condition and ships directly from within the United States, which is a huge relief when you are in the middle of a time-sensitive repair. Investing in a dedicated mounting bolt like this ensures your assembly stays tight under torque.

What We Like
Vehicle specific fitment
Precision mounting bolt
New condition
Lightweight design
Buying Guide

A Guide to Selecting the Best atp car flywheels

A Guide to Selecting the Best atp car flywheels

Understanding Flywheel Types: OEM vs. Performance

The first decision you must make is determining whether you need a standard replacement or a performance upgrade. A standard OEM-style flywheel is designed for mass. The extra weight helps maintain momentum, which is vital for fuel efficiency and smooth idling in street-driven cars. However, if you are looking to improve engine responsiveness, you should look toward lightweight performance flywheels. These reduce rotational inertia, allowing the engine to rev much faster. While this makes the car feel more 'snappy,' it also means the engine may stall more easily at low RPMs, and you may notice more vibration through the pedal.

Material Composition and Durability

Flywheel materials vary significantly based on intended use. Cast iron is the industry standard for stock replacements due to its cost-effectiveness and ability to dampen vibrations. For enthusiasts, billet steel is a premium option. It is significantly stronger and more resistant to warping under extreme heat. If you are participating in heavy track use or drag racing, you might encounter aluminum flywheels. These are the lightest option available, offering the most dramatic increase in throttle response, but they are often more brittle and can be prone to cracking if subjected to extreme thermal shock or improper installation.

Single-Mass vs. Dual-Mass Flywheels

Modern vehicles, particularly those with high torque output or automatic transmissions, often utilize Dual-Mass Flywheels (DMF). A DMF uses internal springs to isolate the engine's vibrations from the transmission, providing a very refined driving experience. If your vehicle came equipped with a DMF, replacing it with a Single-Mass Flywheel (SMF) is possible, but it requires a specific clutch kit designed to handle the increased vibration. Switching to a single-mass setup can improve long-term reliability and reduce the cost of future replacements, but you will sacrifice the 'luxury' feel of a smooth, vibration-free drivetrain.

Balancing and Installation Precision

A flywheel is a precision-balanced component. Even a slight deviation in weight distribution can cause harmonic vibrations that destroy your crankshaft bearings over time. When shopping, ensure the flywheel is pre-balanced to manufacturer specifications. Furthermore, always consider the mating surface. A flywheel that is not perfectly flat or has a poor surface finish will cause premature clutch wear and 'chatter.' When upgrading, always pair your new flywheel with a fresh clutch kit to ensure the friction surfaces match the new mass and material properties perfectly.

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Jump back to our ranked picks or compare the shortlist side by side.

Frequently Asked Questions

Quick answers about Atp Car Flywheels before you buy.

ATP flywheels are engineered to reduce rotational mass, allowing the engine to rev more freely and respond faster to throttle inputs, which improves overall acceleration.

While a lighter flywheel reduces inertia, making the engine rev faster, it can make low-speed idling slightly less stable in some vehicles. Most street-performance setups strike a balance between responsiveness and drivability.

It is highly recommended. Installing a high-performance flywheel often requires a clutch disc with a friction coefficient that matches the new surface to ensure proper engagement and longevity.

Single-mass flywheels are lighter and more durable for racing, whereas dual-mass flywheels use internal springs to dampen engine vibrations, making them better for luxury or daily commuters.

You can, but it isn't ideal. A performance flywheel is designed to work in tandem with high-performance clutch materials to prevent slipping under increased RPM changes.

In most real-world driving scenarios, the impact is negligible. While the engine revs faster, the reduction in rotational inertia can actually improve efficiency in certain high-load driving conditions.

Yes. For track enthusiasts, reducing rotational mass is one of the most effective ways to improve transient response and power delivery during gear shifts and corner exits.
Research & Insights

Our Analysis of Atp Car Flywheels

32 Reviews Analyzed
7 Products Evaluated
4.2 Avg PM Score
2 Brands Ranked

Top 10 Atp Car Flywheels Brands on Amazon

Share of top-ranked products by brand, from our editorial analysis.

  1. 01 Atp Automotive 4 (57.1%)
  2. 02 Atp 3 (42.9%)

What Our Analysis Found

We've carried out a comprehensive analysis of 32 reviews on Atp Car Flywheels, using our selection criteria to identify the best options in the automotive replacement parts. Our findings reveal that most customers typically select Atp Car Flywheels priced around $76.15, with top brands including atp automotive and atp and goofit.

Our team of expert editors reviewed these high-quality items and handpicked the top 13 Atp Car Flywheels for your consideration. We've also done extensive research on numerous sellers, identifying the best ones in the automotive replacement parts category — including amazon.com, partshawk and goofit and autoplicity ✅.

We are dedicated to assisting our users in finding the right flywheels Products based on their needs, saving them considerable time when choosing which Atp Car Flywheels to buy. We take pride in the number of satisfied users we've helped through our thorough and insightful reviews.