Suspension Strut Mount Guide for the 2000 BMW 328Ci
Everything you need to know before replacing the suspension strut mounts on your E46 328Ci.
- Failing strut mounts on a 2000 328Ci cause clunking noises, poor steering, and can worsen strut tower 'mushrooming'.
- For best results, choose OEM-quality brands like Sachs, Lemförder, or Bilstein which are known to be original suppliers or meet high standards.
- Always replace strut mounts in pairs and get a wheel alignment immediately after replacing front mounts.
- While replacing mounts, it is a smart and common practice to install front strut tower reinforcement plates to prevent chassis damage.
Is Your 328Ci Making Strange Noises? It Could Be the Strut Mounts
The suspension strut mounts on your 2000 BMW 328Ci are critical components that can wear out over time. When they fail, you'll notice a significant change in your car's ride quality and handling. The rubber can crack and separate, and the internal bearing can wear out, leading to a variety of symptoms.
Signs of a Failing Strut Mount
- Clunking or Popping Noises: A common sign is a clunking, knocking, or popping sound from the front or rear suspension, especially when going over bumps or turning the steering wheel at low speeds.
- Vague or Loose Steering: A worn mount bearing can introduce play into the steering system, making the steering feel less precise.
- Uneven Tire Wear: Because failing mounts can affect suspension alignment, you might notice accelerated or uneven wear on your tires.
- Visible Damage: You may be able to see the rubber on the mount is cracked, separated, or bulging. For the front mounts, this is visible in the engine bay at the top of the strut towers. For the rear, you'll need to access the top mounts from inside the trunk.
A Common E46 Issue: Strut Tower Mushrooming
The E46 chassis, including your 328Ci, is known for a problem called "mushrooming." This is when the metal of the front strut tower deforms or bulges upward due to repeated impacts from the suspension. A failed strut mount can make this problem worse. Many owners install aftermarket strut tower reinforcement plates to prevent or address this issue. These plates are a wise investment, especially if you are already replacing the mounts.
Choosing the Right Aftermarket Strut Mount
When shopping for new aftermarket strut mounts, you'll find a range of brands that fall into different quality and performance tiers. The original parts on your BMW were likely made by Sachs or Lemförder (a brand of ZF).
Brand Quality Tiers for Your BMW 328Ci
Premium (OEM-Quality):
- Sachs / Lemförder (CRP): These brands are often the original equipment manufacturers (OEM) for BMW. Choosing these parts is the closest you can get to the original factory ride and quality.
- Bilstein: Known for high-quality suspension components that often meet or exceed OEM specifications. Their B4 line is a great OEM-equivalent replacement, while the B6 offers a firmer, sportier feel.
- KYB: A well-respected Japanese brand that produces high-quality mounts matching or exceeding OE standards.
Standard Aftermarket:
- Monroe: A popular and reliable brand offering a good balance of quality and value for daily driving.
- Beck/Arnley: This brand sources parts from various manufacturers, often including OEM suppliers, to match the original form and function.
- Vaico: Often re-boxes parts from OEM suppliers like Sachs-Lemförder, providing a quality alternative.
Economy:
- URO Parts / DEA / Westar: These are budget-friendly options. While they can get your car back on the road for less money, forum discussions often indicate concerns about their long-term durability and material quality compared to premium brands. They may be suitable for a car you don't plan to keep long-term, but for a car you care about, investing in a higher-tier brand is recommended.
| Part Type | Estimated Price Range (Per Mount) |
|---|---|
| New OEM (Genuine BMW) | $140 - $200 |
| New Aftermarket (Premium) | $50 - $98 |
| New Aftermarket (Standard/Economy) | $21 - $50 |
| Shop Labor (Pair) | $250 - $450 |
Pro Tip: Replace in Pairs and Consider a Kit
It is highly recommended to replace strut mounts in pairs (both front or both rear) to ensure even suspension performance and handling. Also, consider replacing other nearby wear items at the same time, such as the strut bearings, dust boots, and bump stops. Many brands offer complete kits that include all the necessary hardware for the job.
Frequently Asked Questions
Do I need a wheel alignment after replacing the strut mounts?
Yes. Replacing the front strut mounts will affect your car's alignment angles. It is essential to get a professional wheel alignment after the job is done to ensure proper handling, safety, and to prevent premature tire wear.
What's the difference between front and rear strut mounts?
The front strut mounts on your 328Ci are more complex because they include a bearing that allows the strut assembly to pivot with the steering. The rear mounts are simpler, acting primarily as a cushion to attach the rear shock absorber to the chassis. They are not interchangeable.
Is this a difficult DIY job?
Replacing the front strut mounts is a job for an experienced DIYer. It requires specialized tools, including a spring compressor, which can be very dangerous if used improperly. The rear mounts are generally easier to access and replace. If you are not comfortable working with compressed springs, it is best to leave this job to a professional mechanic.
Are there any recalls for the 2000 BMW 328Ci suspension?
There are no specific recalls for the suspension strut mounts on the 2000 BMW 328Ci. However, there is a major, urgent "Do Not Drive" recall for defective Takata airbags affecting this model year. You should verify with a BMW dealer or the NHTSA website that this recall has been performed on your vehicle.
Technical Specifications
OEM Part Numbers: 31336752735 31331094616 31336770568 31336760943
The front strut mount for the 2000 BMW 328Ci is a rubber and metal component that incorporates an integrated ball bearing for steering pivot. It attaches to the chassis via three M8 studs and nuts. The rear shock mount is a rubber and metal bushing assembly that attaches the top of the shock absorber to the vehicle body.
We Have This Part in Stock
The information in this article is provided for general reference and educational purposes only. Vehicle specifications, procedures, and part compatibility can vary by production date, trim level, and region. Always consult your vehicle's factory service manual and verify part numbers before purchasing or performing repairs. Safety-critical components such as airbags, seat belts, and braking systems should be installed by a qualified professional.
- BMW 328Ci: