Subframe for BMW Z4 M Roadster S54 (2003-2008)

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Subframe bushings are a common failure point on BMWs - replace these to refresh your BMW.

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Powerflex Polyurethane Rear Subframe Rear Position Bushing Set - E46 ...
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
Powerflex - Corporate Logo
T#:362732
Part#: PFR5-4611X2
In Stock
$ 143.99 USD
Free Shipping
$ 143.99 USD
Free Shipping

Tasked with keeping the vehicles rear end firmly mounted while absorbing noise, vibration, and harshness (NVH) factory rubber subframe bushings were engineered to provide a balance of control while keeping the ride quality soft and supple. As a factory bushings age, they become brittle and begin to harden. When this happens the bushing will actually shrink and allow excess play, or movement in the subframe. This is typically felt by a sudden jerk or "thunking" noise under acceleration and is a leading cause of "sloppy" or "loose" suspension feel. By replacing the bushings with full polyurethane this play is eliminated since the subframe is being held in place by a much stiffer material that will not harden or shrink over time. Additionally, the inherent stiffness of the urethane material translates body forces much more directly. This means steering and acceleration inputs from the driver are effectively transferred to the wheels and vital road information is transmitted properly from the wheels to the driver. 

Engineered to perform, Powerflex performance polyurethane bushings offer a supreme level of control, while still providing enough comfort for the street, with advanced polyurethane that reduces NVH that often accompanies lesser bushings. Expect improved steering feel, turn in, more responsive handling and overall improved chassis composure with Powerflex performance polyurethane control arm bushings.

Poweflex is a leading manufacturer of aftermarket suspension bushings. Using state of the art design and manufacturing, all replacement bushings are engineered to out-perform and out-last the ones that came in the car. Each line of bushings is meticulously tested and then re-tested to ensure perfect fitment and enduring quality through the life of the vehicle. A full lifetime warranty backs every one of their products and demonstrates the level of confidence and commitment Powerflex has to their customers. 

 

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Poweflex Polyurethane Rear Subframe Front Position Bushing Set - Stre...
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
Powerflex - Corporate Logo
T#:362713
Part#: PFR5-4610X2
In Stock
$ 143.99 USD
Free Shipping
$ 143.99 USD
Free Shipping

Tasked with keeping the vehicles rear end firmly mounted while absorbing noise, vibration, and harshness (NVH) factory rubber subframe bushings were engineered to provide a balance of control while keeping the ride quality soft and supple. As a factory bushings age, they become brittle and begin to harden. When this happens the bushing will actually shrink and allow excess play, or movement in the subframe. This is typically felt by a sudden jerk or "thunking" noise under acceleration and is a leading cause of "sloppy" or "loose" suspension feel. By replacing the bushings with full polyurethane this play is eliminated since the subframe is being held in place by a much stiffer material that will not harden or shrink over time. Additionally, the inherent stiffness of the urethane material translates body forces much more directly. This means steering and acceleration inputs from the driver are effectively transferred to the wheels and vital road information is transmitted properly from the wheels to the driver.

Engineered to perform, Powerflex performance polyurethane bushings offer a supreme level of control, while still providing enough comfort for the street, with advanced polyurethane that reduces NVH that often accompanies lesser bushings. Expect improved steering feel, turn in, more responsive handling and overall improved chassis composure with Powerflex performance polyurethane control arm bushings.

Poweflex is a leading manufacturer of aftermarket suspension bushings. Using state of the art design and manufacturing, all replacement bushings are engineered to out-perform and out-last the ones that came in the car. Each line of bushings is meticulously tested and then re-tested to ensure perfect fitment and enduring quality through the life of the vehicle. A full lifetime warranty backs every one of their products and demonstrates the level of confidence and commitment Powerflex has to their customers. 

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Revshift Subframe Bushing & Reinforcement Combo Kit - Street ...
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
Revshift - Corporate Logo
T#:27405530
Part#: SBRC-E46-80A
Ships in 5 Business Days
$ 249.99 USD
Free Shipping on orders $49 and up

Upgrade your E46's rear subframe with the Revshift Combo Kit, featuring 80A durometer polyurethane rear subframe bushings and a comprehensive weld-in reinforcement plate kit. Designed to address the notorious cracking and ripping of rear subframe mounting points over time, this kit provides a robust solution to prevent costly damage to your vehicle.

Key Features:

Complete Solution: Includes 80A durometer polyurethane rear subframe bushings and precision laser-cut 14-gauge steel reinforcement plates for comprehensive subframe reinforcement. Prevents Damage: Weld-in reinforcement plates protect against cracks and damage to the chassis, ensuring long-term durability and stability. Enhanced Handling: Revshift polyurethane rear subframe bushings replace OEM rubber bushings, stiffening mounting points to improve handling and performance. Durable Construction: Polyurethane bushings are designed to last and do not wear out like rubber OEM bushings, providing consistent performance over time. Proper Dampening: Polyurethane bushings properly dampen the rear subframe, enhancing overall vehicle stability and control. Benefits:

Improved handling capabilities Long-lasting durability compared to OEM rubber bushings Protection against bending or cracking of subframe mounts The comprehensive kit includes all necessary components for installation Upgrade your E46's rear subframe with the Revshift Combo Kit for superior handling, durability, and protection against chassis damage. Boost your driving experience with enhanced performance and stability.

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Revshift Subframe Bushing & Reinforcement Combo Kit - Track ...
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
Revshift - Corporate Logo
T#:27405529
Part#: SBRC-E46-95A
Ships in 10 Business Days
$ 249.99 USD
Free Shipping on orders $49 and up

Upgrade your E46's rear subframe with the Revshift Combo Kit, featuring 80A durometer polyurethane rear subframe bushings and a comprehensive weld-in reinforcement plate kit. Designed to address the notorious cracking and ripping of rear subframe mounting points over time, this kit provides a robust solution to prevent costly damage to your vehicle.

Key Features:

Complete Solution: Includes 95A durometer polyurethane rear subframe bushings and precision laser-cut 14-gauge steel reinforcement plates for comprehensive subframe reinforcement. Prevents Damage: Weld-in reinforcement plates protect against cracks and damage to the chassis, ensuring long-term durability and stability. Enhanced Handling: Revshift polyurethane rear subframe bushings replace OEM rubber bushings, stiffening mounting points to improve handling and performance. Durable Construction: Polyurethane bushings are designed to last and do not wear out like rubber OEM bushings, providing consistent performance over time. Proper Dampening: Polyurethane bushings properly dampen the rear subframe, enhancing overall vehicle stability and control. Benefits:

Improved handling capabilities Long-lasting durability compared to OEM rubber bushings Protection against bending or cracking of subframe mounts The comprehensive kit includes all necessary components for installation Upgrade your E46's rear subframe with the Revshift Combo Kit for superior handling, durability, and protection against chassis damage. Boost your driving experience with enhanced performance and stability.

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Powerflex Polyurethane Rear Subframe Rear Position Bushing Insert- E4...
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
Powerflex - Corporate Logo
T#:383997
Part#: PFR5-4613X2
Ships in 2 Business Days
$ 85.99 USD
Free Shipping
$ 85.99 USD
Free Shipping

Tasked with keeping the vehicles rear end firmly mounted while absorbing noise, vibration, and harshness (NVH) factory rubber subframe bushings were engineered to provide a balance of control while keeping the ride quality soft and supple. As a factory bushings age, they become brittle and begin to harden. When this happens the bushing will actually shrink and allow excess play, or movement in the subframe. This is typically felt by a sudden jerk or "thunking" noise under acceleration and is a leading cause of "sloppy" or "loose" suspension feel. By replacing the bushings with full polyurethane this play is eliminated since the subframe is being held in place by a much stiffer material that will not harden or shrink over time. Additionally, the inherent stiffness of the urethane material translates body forces much more directly. This means steering and acceleration inputs from the driver are effectively transferred to the wheels and vital road information is transmitted properly from the wheels to the driver. 

Powerflex street bushings are ideal for street driven vehicles and those that see occasional autocross or track time. Need bushings for a dedicated track car? Engineered to perform, Powerflex performance polyurethane bushings offer a supreme level of control, while still providing enough comfort for the street, with advanced polyurethane that reduces NVH that often accompanies lesser bushings. Expect improved steering feel, turn in, more responsive handling and overall improved chassis composure with Powerflex performance polyurethane control arm bushings.

Poweflex is a leading manufacturer of aftermarket suspension bushings. Using state of the art design and manufacturing, all replacement bushings are engineered to out-perform and out-last the ones that came in the car. Each line of bushings is meticulously tested and then re-tested to ensure perfect fitment and enduring quality through the life of the vehicle. A full lifetime warranty backs every one of their products and demonstrates the level of confidence and commitment Powerflex has to their customers. 

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BMW E46 / Z4 - Powerflex Performance Polyurethane Rear Subframe Bushi...
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
Powerflex - Corporate Logo
T#:383996
Part#: PFR5-4612X2
Ships in 2 Business Days
$ 85.99 USD
Free Shipping
$ 85.99 USD
Free Shipping
Understanding Subframe Bushings Subframe bushings are tasked with securing the subframe to the chassis. Factory Rubber Bushings: Balancing Ride Comfort and Handling Factory rubber bushings are a compromise between a cushy ride and responsive handling. Benefits of Powerflex Polyurethane Subframe Bushings Enhanced Performance Powerflex polyurethane subframe bushings are firmer than OEM bushings, resulting in better handling, a more planted rear-end, and more efficient suspension articulation, all with minimal sacrifice to ride quality. Expertise and Quality Powerflex is the number one selling suspension bushing manufacturer in Europe. Their experience with polyurethane bushing material and state-of-the-art manufacturing techniques allows them to produce premium performance bushings, made to exact-fit standards. Durability and Performance Powerflex performance polyurethane bushings are built to last longer than OEM rubber bushings while improving performance and allowing for a more engaging driving experience. Installation Tips The use of Powerflex Copper Grease PCG1 is recommended for ease of installation. Periodic reapplication is recommended to extend the squeak-free service life of bushings. Choosing the Right Bushings Powerflex Street Bushings: Ideal for Street-Driven Vehicles and Occasional Autocross or Track Time Powerflex street bushings are ideal for street-driven vehicles and those that see occasional autocross or track time. Powerflex Black Series Bushings: The Ultimate in Track and Race Bushings Need bushings for a dedicated track car? Powerflex Black Series bushings are the ultimate in track and race bushings. Featuring 95A durometer polyurethane, Black Series bushings are 25% stiffer than street bushings. Lifetime Warranty Powerflex is proud to offer a lifetime warranty to the original purchaser on all products. OE / OEM Cross Reference Numbers: 33312283573 / 33312283574 Fits these BMW models: E46 - M3 & M3 CSL E85 - Z4 2.5i, 3.0i, 3.0Si, M Coupe, M Roadster
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Powerful BMW E46 3 Series / E46 M3 / X3 / Z4 Rear Subframe Rear Bushi...
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
Powerflex - Corporate Logo
T#:34214775
Part#: PFR5-4613H
Ships in 2 Business Days
$ 85.99 USD
Free Shipping on orders $49 and up
 

The Powerflex BMW E46 3 Series / E46 M3 / X3 / Z4 Rear Subframe Rear Bushing Inserts are engineered to provide a significant performance enhancement to the rear suspension of select BMW models, including the E46 3 Series, E46 M3, X3, and Z4. These inserts work in conjunction with the existing rear subframe bushings to deliver improved handling and stability.

Key Features:

  • Easy Installation: Designed to fit directly into the factory rear subframe bushings, these inserts make it simple to upgrade your suspension without needing to replace the entire bushing assembly. This saves time and effort during installation.
  • Enhanced Suspension Performance: Constructed from high-quality polyurethane, the inserts significantly reduce flex and unwanted movement in the rear subframe. This leads to improved suspension alignment, sharper cornering response, and overall better vehicle control, enhancing the driving experience.
  • Durable Construction: The polyurethane material used in these inserts is resistant to wear, heat, and environmental factors, ensuring they maintain their performance over time. This durability makes them suitable for various driving conditions, from daily commutes to spirited track sessions.
  • Comfort Retention: While providing increased stiffness for better handling, the inserts are designed to keep ride comfort intact. This makes them an excellent choice for those who want a more connected driving experience without compromising the smoothness expected from a BMW.

The Rear Subframe Rear Bushing Inserts are ideal for BMW E46 3 Series, E46 M3, X3, and Z4 owners who seek to enhance their vehicle's handling and performance characteristics. These inserts offer a straightforward and effective way to improve rear suspension dynamics, making them a valuable addition for both performance enthusiasts and daily drivers looking for a better driving experience.

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Powerflex BMW E24 / E28 / E36 / E46 / Z4 Rear Sway Bar Bushing - 19 M...
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
Powerflex - Corporate Logo
T#:34080764
Part#: PFR5-504-19H
Ships in 2 Business Days
$ 57.99 USD
$ 57.99 USD

The Powerflex Heritage Rear Sway Bar Bushing (19mm) for BMW E24, E28, E36, E46, and Z4 provides a modern suspension upgrade while preserving the classic aesthetics of older BMW models. This bushing is part of the Heritage Collection, offering a perfect blend of vintage style and enhanced performance, ideal for enthusiasts who want to maintain the originality of their vehicle while improving handling.

Key Features:

  • Material: Made from durable polyurethane, which is far more resistant to wear, heat, and road contaminants than OEM rubber. It provides a longer-lasting solution for suspension upgrades.

  • Heritage Look: Designed to maintain a classic appearance, the bushings are a subtle gray-green color, giving a nod to the original factory look of vintage BMW models while delivering modern performance benefits.

  • Fitment: Specifically designed for 19mm rear sway bars, ensuring a perfect fit for the rear sway bars of BMW E24, E28, E36, E46, and Z4 models.

  • Performance Enhancement: The polyurethane material provides a firmer connection between the sway bar and the chassis, significantly reducing body roll and improving cornering stability, leading to better handling and a more connected driving feel.

  • Easy Installation: This bushing is a direct replacement for the factory rubber bushings, making it simple to install with no modifications required. It’s designed for seamless integration into your car’s suspension system.

Benefits:

  • Improved Handling: Reduces excessive movement in the rear sway bar, providing sharper cornering, reduced body roll, and better overall vehicle control.

  • Long-Lasting Performance: The high-quality polyurethane construction ensures extended durability compared to traditional rubber bushings, which wear out faster due to heat and road conditions.

  • Classic Aesthetic: Keeps the vintage look of your BMW while offering modern suspension performance, making it an ideal solution for classic car enthusiasts who want to retain the car's period-correct style.

The Powerflex Heritage Rear Sway Bar Bushing (19mm) is an excellent upgrade for BMW owners looking to enhance the suspension performance of their classic models without sacrificing the vehicle's original aesthetic. Perfect for those seeking improved handling and durability in both everyday and spirited driving.

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Powerflex BMW E46 / Z4 / X3 Rear Subframe Rear Bushing
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
Powerflex - Corporate Logo
T#:34147741
Part#: PFR5-4611H
Ships in 2 Business Days
$ 143.99 USD
Free Shipping on orders $49 and up

For BMW E46 (3 Series), Z4, and X3, upgrading to Powerflex rear subframe rear bushings is an effective way to improve the durability and handling of the suspension system. Powerflex polyurethane bushings are a popular upgrade over the factory rubber bushings, offering enhanced performance and longevity, particularly for cars used in performance driving or that are susceptible to subframe wear.

Features and Benefits of Powerflex Rear Subframe Rear Bushings:

  • High-Performance Polyurethane Material: Powerflex bushings are constructed from polyurethane, which is significantly more resistant to deterioration than rubber. Polyurethane is less affected by elements like heat, road debris, and oils, ensuring that the bushings maintain their performance characteristics for much longer.
  • Enhanced Handling Precision: One of the primary benefits of polyurethane bushings is reduced subframe movement. By replacing the flexible rubber bushings with stiffer polyurethane versions, you’ll experience sharper handling, more precise suspension response, and improved chassis control, especially during hard acceleration, cornering, and braking.
  • Reduced Subframe Flex: The rear subframe is subjected to significant forces, particularly under high-performance driving conditions. Powerflex bushings help reduce the flex that can occur in the subframe, keeping the rear end more stable, improving vehicle control, and enhancing cornering performance.
  • Longevity and Reliability: Powerflex bushings are engineered to outlast the stock rubber bushings by a significant margin. They are designed to endure the demands of high-performance driving without deteriorating, which leads to fewer replacements over the life of the vehicle.
  • Optimized NVH Balance: While stiffer than rubber bushings, Powerflex designs its bushings to minimize the increase in noise, vibration, and harshness (NVH). This ensures that the bushings provide improved handling without compromising ride comfort, making them suitable for daily drivers as well as performance-focused cars.

Installation Considerations:

  • Direct Replacement: Powerflex bushings are manufactured to be direct replacements for the factory bushings, meaning they fit into the stock locations without modification. However, accessing the rear subframe for installation can be a complex task, often requiring the subframe to be dropped, so professional installation is recommended.
  • Subframe Reinforcement: For vehicles like the BMW E46, known for rear subframe cracking, many owners choose to upgrade their bushings alongside subframe reinforcement plates. This combination helps prevent the stress fractures that can occur in the mounting points.

Applications:

  • BMW E46 (3 Series)
  • BMW Z4 (E85/E86)
  • BMW X3 (E83)

Suitable For:

  • Daily Driving and Performance Use: Whether you're using your BMW for spirited street driving or taking it to the track, Powerflex rear subframe rear bushings provide improved handling and stability without significantly increasing NVH.
  • Subframe Longevity: If your car is prone to subframe issues or you want to take preventive measures, upgrading to these bushings will help reduce the wear on critical suspension components, extending the life of the subframe and related parts.

By upgrading to Powerflex rear subframe rear bushings, BMW E46, Z4, and X3 owners can expect improved handling, reduced subframe flex, and longer-lasting suspension performance, making it an ideal upgrade for both street and track use. These bushings strike a great balance between enhancing performance while maintaining daily driving comfort.

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Revshift Subframe Bushing & Reinforcement Combo Kit - Drift ...
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
Revshift - Corporate Logo
T#:27405528
Part#: SBRC-E46-70D
Ships in 8 Business Days
$ 249.99 USD
Free Shipping on orders $49 and up

Upgrade your E46's rear subframe with the Revshift Combo Kit, featuring 75D durometer polyurethane rear subframe bushings and a comprehensive weld-in reinforcement plate kit. Designed to address the notorious cracking and ripping of rear subframe mounting points over time, this kit provides a robust solution to prevent costly damage to your vehicle.

Key Features:

Complete Solution: Includes 95A durometer polyurethane rear subframe bushings and precision laser-cut 14-gauge steel reinforcement plates for comprehensive subframe reinforcement. Prevents Damage: Weld-in reinforcement plates protect against cracks and damage to the chassis, ensuring long-term durability and stability. Enhanced Handling: Revshift polyurethane rear subframe bushings replace OEM rubber bushings, stiffening mounting points to improve handling and performance. Durable Construction: Polyurethane bushings are designed to last and do not wear out like rubber OEM bushings, providing consistent performance over time. Proper Dampening: Polyurethane bushings properly dampen the rear subframe, enhancing overall vehicle stability and control. Benefits:

Improved handling capabilities Long-lasting durability compared to OEM rubber bushings Protection against bending or cracking of subframe mounts The comprehensive kit includes all necessary components for installation Upgrade your E46's rear subframe with the Revshift Combo Kit for superior handling, durability, and protection against chassis damage. Boost your driving experience with enhanced performance and stability.

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