Best Car Flexplates of 2025

Robert Reyes Avatar
Robert Reyes
Last Updated: Jan 8, 2025

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Car flexplates are an essential component of automatic transmissions in vehicles. They connect the engine's crankshaft to the torque converter, allowing for the transfer of power from the engine to the transmission. These flexplates are typically made of steel or aluminum and are designed to withstand the high torque and rotational forces generated by the engine. They also play a crucial role in reducing vibrations and ensuring smooth operation of the transmission. Car flexplates come in a variety of sizes and configurations to fit different types of engines and transmissions, making it important to choose the right one for your vehicle.

At a Glance: Our Top Picks

ATP Automotive Z-270 Flex-Plate Cover #TOP 1
ATP Automotive Z-270 Flex-Plate
ftb score rating icon 9.9
MOTOKU Flexplate for Chrysler & Dodge Cover #TOP 2
MOTOKU Flexplate for Chrysler & Dodge
ftb score rating icon 9.8
TCI 399273 SBC/BBC Flexplate Cover #TOP 3
TCI 399273 SBC/BBC Flexplate
ftb score rating icon 9.6

Top 10 Car Flexplates

#TOP 1

ATP Automotive Z-270 Flex-Plate

Z-270
Silver
ATP Automotive Z-270 Flex-Plate Cover
ATP Automotive Z-270 Automatic Transmission Flywheel Flex-Plate

The ATP Flex-Plate is designed to meet factory specifications, ensuring a perfect fit and function just like your original parts. This means you can restore your vehicle's normal operation without hassle. Being vehicle-specific, it guarantees compatibility with your car, making installation straightforward. Additionally, ATP Transmission Parts are known for their quality, giving you peace of mind that you are using a reliable component. With this flex-plate, you can enjoy a smoother driving experience and maintain your vehicle's performance efficiently.

What We Like
Factory-spec balanced
Restores vehicle performance
Vehicle-specific fit
Reliable ATP quality
#TOP 2

MOTOKU Flexplate for Chrysler & Dodge

68544198AA
MOTOKU Flexplate for Chrysler & Dodge Cover
MOTOKU Automatic Transmission Clutch Flywheel Flexplate for Chrysler 200 Town & Country Dodge Avenger Journey Grand Caravan ProMaster

The MOTOKU Flexplate is designed for various Chrysler and Dodge models, enhancing your vehicle's performance and reliability. It's compatible with Chrysler 200 (2011-2014) and Town & Country (2011-2016), ensuring a perfect fit for these models. Additionally, it works with Dodge Avenger (2011-2014), Grand Caravan (2011-2020), and Journey (2011-2019), providing versatility for multiple vehicles. If you own a Ram C/V or ProMaster series, this flexplate is also compatible, making it a great option for those needing a durable replacement. With this product, you can expect improved engine efficiency and smoother operation.

What We Like
Compatible with multiple models
Improves engine efficiency
Smooth vehicle operation
Durable replacement part
#TOP 3

TCI 399273 SBC/BBC Flexplate

TCI
399273
Regular
TCI 399273 SBC/BBC Flexplate Cover
TCI 399273 Chevy GM 14" 168-Tooth Internal Balance Flexplate fits Powerglide, TH350, TH400, 700R4, 2004R, and 4L80E transmissions

TCI Flexplate is a high-quality product designed for specific vehicles. It features 168 tooth count, internal balance, and compatibility with small block Chevy engines. Originating from the United States, this flexplate weighs 6.95 pounds, ensuring durability and reliability. The TCI Flexplate offers precise fitment, essential for optimal performance. Its internal balance enhances engine stability, reducing vibrations for a smoother driving experience. With large, small, and LS pattern compatibility, this flexplate caters to various vehicle models, making it a versatile and convenient choice for car enthusiasts.

What We Like
168 Tooth Count
Internal Balance
Compatibility with Various Models
#TOP 4

GM 19260102 LS Flexplate

GM
19260102
Silver
GM 19260102 LS Flexplate Cover
GM Parts 19260102 14-Inch LS Flexplate

The GM LS Flexplate is designed with high standards to ensure reliability and performance for your Chevrolet, Buick, GMC, or Cadillac vehicle. With rigorous engineering and testing by GM, you can trust that this part will fit perfectly and function effectively. It is specifically created for your vehicle, ensuring compatibility and optimal performance. Additionally, GM frequently updates their designs to incorporate the latest materials and technologies, which means you benefit from advancements in automotive engineering. Choosing this flexplate helps ensure your vehicle runs smoothly and efficiently.

What We Like
High-quality engineering
Perfect vehicle compatibility
Latest material technology
Reliable performance
#TOP 5

Scat Crankshafts FP-350-SFI Flexplate

Scat Crankshafts
FP-350-SFI
Scat Crankshafts FP-350-SFI Flexplate Cover
Scat Crankshafts FP-350-SFI Flexplate for Small Block Chevrolet

The Scat Flexplate FP-350-SFI is designed specifically for small block Chevrolet engines, ensuring a perfect fit. It is SFI approved, which means it meets high safety standards for racing applications, giving you peace of mind during performance driving. With a 168-tooth count, this flexplate offers reliable power transfer and smooth operation. Its internal balance design helps reduce vibrations, enhancing your engine's efficiency and longevity. This product is a great choice for enthusiasts looking to boost their vehicle's performance while maintaining safety and reliability.

What We Like
Vehicle specific fit
SFI approved for safety
Reduces engine vibrations
Reliable power transfer
#TOP 6

ATP Automotive Z-346 Flex-Plate

ATP Automotive Z-346 Flex-Plate Cover
ATP Automotive Z-346 Automatic Transmission Flywheel Flex-Plate

The ATP Flex-Plate is designed to meet factory specifications, ensuring a precise fit for your vehicle. This vehicle-specific component is balanced to enhance performance, which helps improve the overall efficiency of your transmission system. By choosing this flex-plate, you can expect smoother gear shifts and reduced vibrations, contributing to a more comfortable driving experience. Additionally, the reliable construction of ATP Automotive means you can trust this part to withstand the demands of daily driving, providing you with long-lasting performance and peace of mind.

What We Like
Factory-spec balance
Vehicle-specific fit
Smoother gear shifts
Durable construction
#TOP 7

TCI 399573 Flexplate

TCI
399573
TCI 399573 Flexplate Cover
TCI 399573 SBC (Pre-'86) & BBC Flexplate; Internal Balance; Small Bolt Pattern; 153 Tooth

The TCI Flexplate is designed specifically for vehicles with internal balance and a small bolt pattern. Made in the United States, this flexplate ensures a reliable fit for your pre-'86 small block or big block engine. With dimensions of 14.16 inches in length, 1.46 inches in height, and 13.49 inches in width, it’s compact yet robust, weighing only 5.6 pounds. This vehicle-specific fit means you can install it with confidence, knowing that it is tailored for your engine type, providing both convenience and peace of mind during installation.

What We Like
Vehicle-specific design
Lightweight construction
Reliable American manufacturing
Compact dimensions
#TOP 8

ATP Z-269 Flex-Plate

ATP Z-269 Flex-Plate Cover
ATP Automotive ATP Z-269 Automatic Transmission Flywheel Flex-Plate

The ATP Flex-Plate is a car part from ATP Automotive, designed to be balanced to factory specifications. This feature ensures smooth operation and reduces vibrations in your vehicle, providing you with a comfortable driving experience. Additionally, the Flex-Plate is crafted to fit your automatic transmission perfectly, guaranteeing easy installation without any modifications needed. With the ATP Flex-Plate, you can trust that your car's transmission system is in good hands, maintaining optimal performance.

What We Like
Factory balanced
Reduces vibrations
Easy installation
#TOP 9

Speedway Motors TH350/TH400 Dust Cover

9101735
Speedway Motors TH350/TH400 Dust Cover Cover
Speedway Motors Black Flywheel/Flexplate Dust Cover, Fits TH350 and TH400 Transmissions, Made of Steel Material, Keep Debris, Dirt and Grime out of your Transmission

The Speedway Dust Cover is designed to protect your TH-350 or TH-400 transmission from harmful debris, dirt, and grime, enhancing its lifespan. Its compatibility with Chevy and GM engines ensures a perfect fit, making installation smooth and straightforward. Built from durable materials, this cover serves as a reliable replacement for any rusted or worn stock covers, keeping your transmission clean. The slotted mounting holes allow for easy setup, providing you with precise dimensions for a hassle-free experience.

What We Like
Effective debris protection
Perfect fit for Chevy/GM
Durable and reliable construction
Easy installation with slotted holes
#TOP 10

Assault Racing FP302-157 Flexplate

FP302-157 SFI
Assault Racing FP302-157 Flexplate Cover
Assault Racing Products FP302-157 SFI for Small Block Ford 28oz External Balance 157 Tooth SFI Flexplate SBF 289 302 351W

The Assault Racing Flexplate is designed for small block Ford engines, featuring a 28.2oz external balance that ensures smooth operation and reduces vibrations. With a 157-tooth count, it offers precise alignment for optimal performance during high-speed applications. This flexplate is compatible with a 2-piece rear main crank style, making it a versatile choice for various setups. Additionally, the 10.5-inch bolt circle provides easy installation, giving you convenience when replacing or upgrading your flexplate. Whether you're a performance enthusiast or just looking to enhance your vehicle's reliability, this product is a solid choice.

What We Like
Smooth operation
Precise alignment
Easy installation
Versatile compatibility
Buying Guide Image

Frequently Asked Questions (FAQs)

1. What are the symptoms of a bad flexplate?

Symptoms of a bad flexplate include clunking, grinding, chirping, or rattling noises from the rear of the engine when idling, knocking noise when shifting into drive or reverse, heavy vibrations felt through the driver's seat at normal speeds, rough-running engine, and loss of power at higher speeds.

2. What is the difference between a flywheel and a flexplate?

A flywheel is typically found in vehicles with manual transmissions, while a flexplate is found in automatic transmission vehicles. Both components are heavy, but the flexplate is thinner and lighter compared to the flywheel.

3. How much does it cost to replace a flexplate?

The cost to replace a flexplate can range from around $50 to $160 on average.

4. Can you start a car with a bad flexplate?

No, you cannot start a car with a bad flexplate. The flexplate has gear teeth that the starter gear meshes with to rotate the engine during startup.

5. What causes a flexplate to fail?

A flexplate can fail due to misalignment or excessive crankshaft flange run-out. Worn engines or poorly rebuilt engines can also contribute to flexplate cracking.

6. Do you have to remove the transmission to replace a flexplate?

Yes, in order to replace a flexplate, it is necessary to separate the engine from the transmission enough to access and remove the flexplate bolts.

Editor's Notes

During our car flexplates research, we found 24 car flexplates products and shortlisted 10 quality products. We collected and analyzed 6,579 customer reviews through our big data system to write the car flexplates list. We found that most customers choose car flexplates with an average price of $60.38.

The car flexplates are available for purchase. We have researched hundreds of brands and picked the top brands of car flexplates, including ATP Automotive, MOTOKU, TCI, GM, Scat Crankshafts. The seller of top 1 product has received honest feedback from 385 consumers with an average rating of 4.7.

Written by
Robert Reyes Avatar

Robert Reyes is a dedicated writer from San Francisco with a bachelor of degree in mechanics and a bachelor of degree in marketing. He focuses on making some complicated topics simple and enjoys explaining complex and technical things in an easy-to-understand way.