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Cusco Rear Upper Pillowball Mount Miata MX-5 2016-2022 - 429 421 A65

CUSCO 429 421 A65 Suspension Upper Mounts

If you're looking to enhance your driving experience, the CUSCO 429 421 A65 Suspension Upper Mounts are designed to take your Mazda MX-5 ND RWD to the next level. These mounts replace the factory rubber components with a more robust design, offering a direct connection to the road that significantly improves handling and responsiveness.

Key Features

  • Camber Adjustable Options: The popular camber adjustable type features a built-in pillowball assembly, allowing for precise tuning to suit your driving style.
  • Fixed and Gravel Spec Types: Choose from fixed pillowball mounts or gravel spec options tailored for rally enthusiasts.
  • Durable Construction: Made from 2017S duralumin with a 6mm thick plate, these mounts are built to withstand rigorous driving conditions.
  • Compatibility: Designed to work seamlessly with various shock absorbers, including OE and aftermarket coilover kits.

Benefits of Upgrading

Switching to CUSCO upper mounts is essential when upgrading to suspension coilovers. The solid state of these mounts allows road irregularities to be absorbed by the suspension system rather than the rubber components of factory mounts. This results in improved steering control, making your driving experience more enjoyable and responsive, especially during hard cornering.

Specifications

  • Type: Fixed
  • Compatible with ID65mm coilover straight type springs
  • Includes Collar Sizes: 30 & 31

Installation Guide

For detailed installation instructions, click here.

Fitment

  • Mazda MX-5 ND RWD 2000cc (2016-2022)

Customer Reviews

Many drivers have reported a noticeable improvement in their vehicle's handling after installing the CUSCO 429 421 A65 mounts. One customer mentioned, "The difference was immediate! Cornering feels much more stable, and I have better feedback from the road. It's like my MX-5 has a whole new personality!" Another user noted, "These mounts made a huge difference in how my car responds during spirited drives. I can feel the road better, and the steering is much more precise." Customers appreciate the solid construction and the ability to adjust camber settings, which allows for a customized driving experience.

Important Notes

  • Images are for representation only; the actual product may vary.

Other Part Numbers:
Cusco #cus429 421 A65

Proposition 65

⚠ WARNING: Cancer and Reproductive Harm
https://www.P65Warnings.ca.gov

Cusco Banner

Who is Cusco?

Cusco is an independent aftermarket company in Japan specializing in manufacturing high-performance parts such as drivetrain components, suspension, chassis bars, including strut towers, engine parts, roll cages, and more. 

They are widely known in the automotive industry and have participated in various race series within and outside Japan. 

Today, they have become the go-to brand of aftermarket tuners all around the globe.

Racing Background

Cusco has created many racing vehicles for different racing disciplines, such as rallying, track racing, autocross, time attack events, and gymkhana. 

With a history of producing the best race cars in its class, they have used that knowledge and have translated it to all their products creating the best performing and safest parts out there.

Improves Driving Experience

Cusco's goal is to improve each car's potential to provide the driver with the best experience possible. It helps the car provide better feedback to the driver, which helps the driver create better judgment and confidence to trust their vehicle. 

Inhouse Manufacturing Process

Cusco maintains its high-quality standard by doing their parts inhouse. From design to manufacturing, they have created a dedicated facility that would help them ensure that it passes their strict requirements, providing the clients with the best products they deserve. The company is also ISO 9001 certified, meaning all of its processes have passed the standard requirement of the regulatory commission.

Struts and Roll cages

Cusco has been very popular when it comes to chassis stiffeners and roll cages. They create one of the best roll cages that comply with the racing body's standards. Their design helps improve chassis stiffness and rigidity, making it handle better and helps protect the driver in case of an accident. It is intended to save dozens of lives on the race track and in the streets. 

Purchase Cusco Parts at Vivid Racing

Cusco has been supplying parts for almost a decade among thousands of enthusiasts worldwide. With its track record of providing parts that outperform the competition, they are a brand that anyone can count on. Visit Vivid Racing and check out the list of Cusco products specific to your needs.

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Sale price None
Wholesale price $264.32
Shipping Weight: 5.00
Length: 7
Width: 7
Height: 5
Product Added At Wednesday 15 November, 2023
Product Modified At Friday 11 July, 2025
Imported By ETLOverride
Last Edited By Turn_API
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Emissions Info
Carb Approved -
Carb Number -
Epa Status N/A
Prop65 Unknown
Carb Required -
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Vendor Inv Cost Retail Jobber MAP Core Updated
Turn 14 $224.00 $320.00 ? $288.00 ? 2025-07-11 10:13:51


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