Guide to Upgrading Brakes and Inspecting Rotors on the Subaru WRX STI GD

Introduction to Upgrading Brakes on Subaru WRX STI GD ===

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The Subaru WRX STI GD is a powerful and high-performance vehicle that demands a robust braking system. Upgrading the brakes on your WRX STI GD is a crucial step to enhance its stopping power, performance, and overall safety. Whether you are a passionate track enthusiast or simply want to improve your daily driving experience, this guide will provide you with comprehensive information on upgrading the brakes and inspecting the rotors of your Subaru WRX STI GD.

=== Step-by-Step Guide: Inspecting Brake Rotors on Subaru WRX STI GD ===

Inspecting the brake rotors is an essential aspect of maintaining optimum braking performance. Begin the inspection process by placing your WRX STI GD on a level surface and engaging the parking brake. Remove the wheel to gain access to the rotor. Start by visually examining the rotor surface for any signs of wear, such as deep grooves, scoring, or uneven thickness. If any of these issues are identified, it is recommended to replace the rotor. Additionally, check for any cracks, heat spots, or excessive rusting. Finally, measure the rotor’s thickness using a micrometer, ensuring it is within the manufacturer’s specified limits. Repeat this process for each rotor on your WRX STI GD.

Next, evaluate the rotor’s runout. Mount a dial indicator on a convenient stationary part of the suspension, ensuring it is touching the rotor’s surface. Rotate the rotor slowly, noting any deflection indicated by the dial indicator. Excessive runout may result in brake pulsation or uneven pad wear and should be addressed promptly. If the runout is within acceptable limits, proceed to inspect the rotor’s lateral runout, which refers to the rotor’s side-to-side movement. Any excessive lateral runout could indicate a bent or warped rotor, necessitating replacement.

=== Selecting the Best Brake Upgrade Kit for Subaru WRX STI GD ===

When it comes to upgrading the brakes on your Subaru WRX STI GD, selecting the right brake upgrade kit is crucial. Determine your intended use for the vehicle, whether it be aggressive street driving or track use, as this will dictate the type of kit you require. Consider factors such as pad material, rotor design, and caliper upgrade options. Performance-oriented kits often include larger rotors, improved calipers, and high-performance brake pads for enhanced stopping power and reduced fade during aggressive driving. It is recommended to consult with automotive professionals or experienced enthusiasts to ensure you choose the best brake upgrade kit for your specific needs.

=== Understanding the Benefits of Upgrading Brakes on Subaru WRX STI GD ===

Upgrading the brakes on your Subaru WRX STI GD provides several benefits. Firstly, improved braking performance allows for shorter stopping distances, increasing safety on the road and track. Upgraded brakes also reduce brake fade, which occurs when prolonged or aggressive braking causes a decrease in stopping power due to excessive heat build-up. Additionally, upgrading the brakes can enhance the overall driving experience by providing a more responsive and predictable pedal feel, allowing for greater driver confidence and control. Lastly, a brake upgrade can improve the aesthetics of your WRX STI GD, with options for upgraded calipers, rotors, and even colored brake pads.

=== Tips for Properly Maintaining Brake Rotors on Subaru WRX STI GD ===

To ensure the longevity and optimal performance of your brake rotors on the Subaru WRX STI GD, proper maintenance is crucial. Regularly cleaning the rotors using brake cleaner helps remove any built-up brake dust, dirt, or grime, which can lead to uneven pad wear or reduced braking efficiency. Inspect the brake rotors during routine maintenance intervals or whenever a wheel is removed to identify any signs of wear, damage, or rust. If necessary, have the rotors resurfaced or replaced to maintain their effectiveness. Lastly, be cautious when driving in wet conditions, as prolonged exposure to water can cause rotor rusting. To minimize this, try to avoid deep puddles or standing water whenever possible.

=== Frequently Asked Questions about Upgrading Brakes on Subaru WRX STI GD ===

  1. Is it necessary to upgrade the brakes on a stock Subaru WRX STI GD?
    While the stock brakes on the WRX STI GD are designed for regular driving conditions, upgrading the brakes can significantly enhance performance and safety, especially for those engaging in spirited or aggressive driving.
  2. How much does a brake upgrade kit typically cost?
    The cost of a brake upgrade kit for the Subaru WRX STI GD can vary depending on the brand, level of performance, and included components. Generally, expect to invest anywhere from a few hundred to a few thousand dollars for a quality brake kit.
  3. Can I upgrade the brakes on my Subaru WRX STI GD myself?
    While some enthusiasts with mechanical knowledge and experience may choose to install brake upgrades themselves, it is recommended to consult with professionals or experienced individuals to ensure proper installation and safety.
  4. How often should I inspect my brake rotors?
    It is advisable to inspect the brake rotors on your Subaru WRX STI GD during routine maintenance intervals, such as during tire rotations or brake pad replacements. Additionally, if you notice any unusual noises, vibrations, or poor braking performance, it is recommended to inspect the rotors promptly.