Complete NA Miata Wheel Upgrade Guide

Eiginber Belarmino
October 17, 2024

Upgrading your wheels is one of the most effective ways to enhance both the performance and appearance of your NA Miata. The right set of wheels can improve handling, offer better grip, and give your car a fresh, stylish look. Whether you’re building a daily driver, a track car, or a show-stopping stance setup, choosing the best wheels requires a balance between aesthetics, fitment, and functionality.

In this article, we’ll guide you through everything you need to know about selecting the best wheels for your NA Miata. From wheel sizes and offsets to popular styles and brands, you’ll find all the information you need to make an informed decision.

Upgrade with Purpose

Before diving into specific wheel options, it’s essential to define your goals for the car. Are you building a comfortable daily driver, a high-performance track machine, or a unique show car? Each of these purposes requires different wheel setups, so clarifying your intent will help narrow down your choices.

For daily driving, comfort and aesthetics should be your main focus. You’ll want a setup that looks good while maintaining a smooth ride, typically involving wheels with a flush fit and minimal modifications such as fender rolling. A track car setup, on the other hand, prioritizes performance. This often means opting for lightweight, wider wheels to increase grip and improve handling, even if it requires modifications like fender rolling or camber adjustments. Finally, for a show car or stance build, the emphasis is on unique designs and aggressive offsets that create a standout look. These setups often push the limits of fitment and may require stretched tires or widebody kits to accommodate.

Understanding Wheel Specifications

When shopping for wheels, there are a few key specifications to understand, including diameter, width, and offset. These factors will determine how your wheels fit and perform on the car.

The diameter of the wheel is one of the most critical decisions. For the NA Miata, 15-inch wheels are the sweet spot, providing a balance of performance and aesthetics. Stock NA Miatas came with 14-inch wheels, but most owners upgrade to 15 inches for better tire options and improved handling. While some opt for 16-inch wheels, these can make the ride harsher due to reduced tire sidewall height.

Next is wheel width, which affects both the look and grip of your Miata. Wider wheels allow you to run wider tires, which improves traction. Common widths for the NA Miata are 15×7, 15×8, and 15×9. However, as width increases, so does the likelihood of requiring fender modifications to prevent the tires from rubbing against the body.

The offset is another critical factor in wheel fitment. Offset measures the distance between the hub mounting surface and the centerline of the wheel. A +35 offset is considered a safe, close-to-stock fit that doesn’t cause rubbing issues. A +25 offset pushes the wheels outward, creating a more aggressive stance but may require minor fender rolling. Lower offsets, like 0 or negative offsets, result in wheels that poke out past the fenders, creating a dramatic, aggressive look but often requiring extensive modifications.

Top Wheel Choices for the NA Miata

The most popular wheel sizes for the NA Miata range from 15×7 to 15×9, each offering different benefits depending on your goals. Here are the most common wheel setups, along with their pros and cons.

The 15×7 with a +35 offset is a safe, street-friendly option. This setup provides a noticeable improvement in both appearance and performance without the need for significant modifications. The 15×7 size is wider than stock but still allows for comfortable daily driving, while the +35 offset keeps the wheels tucked inside the fenders, preventing rubbing. Paired with 205/50R15 tires, this setup offers a balanced ride with improved grip and handling. Popular wheel choices in this size include the Konig Hypergram and Enkei RPF1.

For a more performance-focused setup, the 15×8 with a +25 offset offers an ideal balance between track capability and aggressive styling. The wider 15×8 wheels allow for more grip, and the +25 offset gives the car a sportier stance. However, this setup may require minor fender rolling, especially if paired with 225/45R15 tires for track use. This size provides increased cornering stability, making it a popular choice for those who track their Miatas. Wheels like the 949 Racing 6UL and Enkei PF01 are excellent choices for this configuration.

For those looking for the ultimate track-ready setup, the 15×9 with a +35 offset is the go-to option. These wheels offer maximum grip and handling performance, especially when combined with 225/45R15 or 245/40R15 tires. However, this setup is not for the faint of heart. It requires fender rolling, camber adjustments, and possibly a coilover suspension to prevent rubbing during hard cornering. While these modifications are necessary, the rewards in terms of performance are significant, making this setup ideal for autocross or track days. Wheels like the Konig Dekagram and Enkei RPF1 are great choices in this size.

Offset and How it Affects Fitment

The offset of a wheel plays a significant role in how it fits on your NA Miata. A +35 offset is a safe, close-to-stock fit that offers a clean look without requiring any major modifications. This offset keeps the wheels tucked in, reducing the chance of rubbing, and is a great choice for daily drivers or those seeking a subtle upgrade.

A +25 offset creates a more aggressive stance by pushing the wheels outward, sitting closer to the edge of the fender. This setup provides a flush fit but may require minor fender rolling, especially with wider tires. It’s a popular choice for those seeking a sportier look without going to extremes.

0 offset or negative offsets push the wheels significantly outward, creating a “hella flush” appearance where the wheels poke out past the fenders. While this look is popular in the stance community, it often requires extensive fender rolling, stretched tires, and camber adjustments to achieve proper fitment. This setup is not practical for performance driving but makes a bold statement at car shows.

Popular Miata Wheels by Style

When it comes to choosing the right wheels for your NA Miata, style plays a significant role. Whether you’re aiming for a classic look, a performance build, or a stance setup, there’s a wheel design to match your vision.

Old-school classics like the Watanabe RS or SSR Mk2/Mk3 are perfect for those who appreciate the NA Miata’s retro charm. These wheels offer timeless designs that complement the Miata’s 90s aesthetic. Available in sizes like 15×7 or 15×8, these wheels offer a vintage vibe while still providing improved performance over stock wheels. Paired with 195/55R15 or 205/50R15 tires, they strike a perfect balance between nostalgia and function.

If performance is your primary concern, lightweight wheels like the Enkei RPF1 or Konig Dekagram are excellent choices. Built to reduce unsprung weight and improve handling, these wheels are available in sizes like 15×8 and 15×9, perfect for maximizing grip on the track. With offsets between +25 and +35, these wheels balance aggressive fitment with practicality. Pair them with 225/45R15 tires for the best track performance.

For those in the stance or show scene, wheels with aggressive offsets and bold designs like Rotiform or Work Meister are the way to go. These wheels often feature offsets as low as +10 or even 0, creating a dramatic, eye-catching look. Stretched tires like 195/45R15 are commonly used to tuck under the fenders, achieving the classic “stanced” appearance.

Choosing the Right Tire

The right tires are just as important as the wheels themselves. For NA Miatas, tire sizes vary depending on your wheel choice and goals.

For stock or near-stock setups, 195/50R15 tires offer a perfect balance of comfort and performance. They work well with 15×6 or 15×7 wheels, maintaining a smooth ride without sacrificing grip. If you’re upgrading to 15×8 wheels, 205/50R15 tires are a popular choice, providing improved handling and grip without requiring major modifications. For track enthusiasts running 15×9 wheels, 225/45R15 or 245/40R15 tires offer maximum grip and cornering stability, but may require fender rolling or suspension adjustments to fit properly.

Choosing the best wheels for your NA Miata comes down to balancing your goals, whether you’re building a daily driver, a track car, or a show vehicle. Consider wheel size, offset, and tire fitment carefully to avoid clearance issues and achieve the desired look and performance. The 15×7 +35 setup is perfect for a street-friendly car, while the 15×8 +25 is ideal for those looking for a more aggressive, performance-oriented build. If you’re after maximum grip and track-ready performance, the 15×9 +35 setup with wide tires is unbeatable. For stance enthusiasts, lower offsets and wider wheels will help you achieve that bold, show-stopping look.

With the right setup, your NA Miata will not only perform better but also turn heads wherever you go. Happy modding, and enjoy the drive!

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