Complete Guide to Installing H&r Coilovers on the Bmw 3 Series: Costs, Steps, and Performance Results

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Installing H&R coilovers on your BMW 3 Series can significantly improve handling and ride quality. This guide will walk you through the costs, steps involved, and the performance results you can expect.

Understanding H&R Coilovers

H&R is a well-known brand in the suspension industry, offering high-quality coilovers that enhance the performance of your BMW 3 Series. These coilovers are designed to provide better handling, improved ride quality, and adjustable ride height.

Cost of H&R Coilovers

The cost of H&R coilovers can vary based on the model of your BMW 3 Series and where you purchase them. On average, you can expect to pay between $1,200 and $2,000 for a set of coilovers.

  • H&R Street Performance Coilovers: $1,200 – $1,500
  • H&R Super Sport Coilovers: $1,500 – $2,000
  • Installation Costs: $300 – $600 (if using a professional service)

Steps to Install H&R Coilovers

Installing coilovers can be a complex task, but with the right tools and knowledge, it can be done at home. Here are the steps to install H&R coilovers on your BMW 3 Series.

Tools and Equipment Needed

  • Jack and jack stands
  • Socket set
  • Wrenches
  • Spring compressors
  • Torque wrench
  • Penetrating oil

Preparation

Before starting the installation, ensure your vehicle is on a flat surface and securely lifted. Remove the wheels to access the suspension components.

Removing the Stock Suspension

To remove the stock suspension, follow these steps:

  • Disconnect the sway bar end links.
  • Remove the brake line brackets.
  • Unbolt the strut assembly from the hub.
  • Remove the top strut mount bolts from the engine bay.
  • Carefully remove the strut assembly.

Installing H&R Coilovers

Once the stock suspension is removed, you can install the H&R coilovers:

  • Use spring compressors to compress the coil spring on the H&R coilover.
  • Install the coilover into the strut tower, securing it with the top mount bolts.
  • Reattach the strut assembly to the hub and torque the bolts to the manufacturer’s specifications.
  • Reconnect the sway bar end links and brake line brackets.

Repeat for All Corners

Repeat the above steps for the front and rear coilovers until all corners of the vehicle are equipped with H&R coilovers.

Final Adjustments

After installing all coilovers, make sure to adjust the ride height according to your preference. It’s advisable to get a professional alignment done after installation.

Performance Results

After installing H&R coilovers, you can expect several performance improvements in your BMW 3 Series:

  • Enhanced handling and cornering stability.
  • Reduced body roll during sharp turns.
  • Improved ride quality on various road surfaces.
  • Customizable ride height for aesthetic and performance preferences.

Conclusion

Installing H&R coilovers on your BMW 3 Series is a great way to enhance the vehicle’s performance and aesthetics. With the right tools and knowledge, you can complete this installation yourself and enjoy the benefits of improved handling and ride quality.