PROTHANE 6-311-BL Control Arm Bushings 636169162718

( Brand: Prothane ), ( Type: Suspension Control Arm Bushing ), ( Manufacturer Part Number: 6-311-BL ), ( Performance Part: Yes ), ( UPC: 636169162718 )

Review PROTHANE Chevy Control Arm Bushings Black fits COBRA IRS 1999–2004

Introducing the Prothane 6-311-BL IRS Control Arm Bushings, specifically engineered for the 1999 to 2004 Chevrolet Cobra. These bushings are designed to replace the worn-out or failing factory bushings and provide superior performance, handling, and durability.

The Prothane bushings are made from a proprietary blended rubber compound, which offers a perfect balance of flexibility and rigidity. This unique property allows the control arms to articulate as needed during aggressive driving maneuvers while maintaining a solid connection to the vehicle chassis. This results in improved steering response, reduced body roll, and enhanced road feel.

The 6-311-BL bushings are also engineered to minimize deflection under heavy loads. This is crucial for high-performance applications, as excessive deflection can lead to wheel misalignment, tire wear, and reduced handling capabilities. By eliminating this issue, the Prothane bushings help ensure that your Chevrolet Cobra stays planted to the road, allowing you to push harder and enjoy the driving experience to the fullest.

Moreover, the Prothane bushings are manufactured using a cold-molded process, which ensures consistent quality and excellent fitment. This process also minimizes the need for excessive clamping force, which can lead to stripped threads and other installation issues. The bushings come pre-installed with zinc-coated steel inserts, which provide an additional layer of protection against rust and corrosion.

Installation of the Prothane 6-311-BL IRS Control Arm Bushings is a straightforward process that can be completed in a few hours with common hand tools. The bushings come in pairs, and each bushing is designed to fit the left and right control arms. The kit includes all necessary hardware for installation.

In summary, the Prothane 6-311-BL IRS Control Arm Bushings are an excellent upgrade for any 1999 to 2004 Chevrolet Cobra owner looking to improve handling, reduce body roll, and enhance the driving experience. Made from a high-performance rubber compound, these bushings offer superior flexibility and rigidity while minimizing deflection under heavy loads. With a cold-molded manufacturing process and pre-installed zinc-coated steel inserts, these bushings provide consistent quality, excellent fitment, and long-lasting durability.

Prothane 6-311-BL control arm bushings are aftermarket bushings designed for use in the independent rear suspension (IRS) system of 1999-2004 Chevy Cobra. These bushings are known for their durability and performance benefits, but like any aftermarket part, they come with their own set of pros and cons.

1. Enhanced Performance: Prothane bushings are made of a durable polyurethane material that provides better road feedback and handling compared to the OEM rubber bushings.

2. Longer Lifespan: Polyurethane bushings do not wear out as quickly as rubber bushings, which means they last longer and reduce the need for frequent replacements.

3. Better Road Holding: The stiffer bushings help to reduce body roll and improve the overall stability of the vehicle, resulting in better road holding and improved driving experience.

1. Increased Stiffness: The stiffer bushings can lead to a harsher ride, particularly over rough roads or bumps.

2. Noise: The stiffer bushings can also lead to increased noise levels, particularly when driving over uneven surfaces.

3. Cost: Aftermarket bushings like Prothane can be more expensive than OEM bushings.

The Prothane 6-311-BL control arm bushings offer several benefits for the 1999-2004 Chevy Cobra IRS system. They provide enhanced performance, longer lifespan, and better road holding. However, they also come with some drawbacks, including increased stiffness, noise, and cost. Ultimately, the decision to purchase these bushings depends on the individual's priorities and budget.

If you prioritize performance and durability over comfort, then the Prothane 6-311-BL control arm bushings are a worthy investment for your 1999-2004 Chevy Cobra IRS system. However, if you prefer a smoother ride and are budget-conscious, then you may want to stick with the OEM rubber bushings.

Details:

Poly meaning many and urethane denotes the classification of chemical structure. Urethane/Polyurethane is a term used to describe family of elastics any compound exhibiting the characteristics natural rubber; stretchy and elastic. Manufacturer: Prothane, Part Number: 6-311-BL, condition: New: Prothane 6-311-BL COBRA IRS C-ARM BUSHING KIT 99-04 PROTHANE has exclusive and innovative technologies that guarantee stability high performance every time. Polyurethane or Urethane for short is used as a solid cast material bushings, mounts, mount inserts, etc. That can be compounded soft rubber band hard bowling ball.

part #: 6311 prices

• $83.95-$107.18

specifications addedclutch:

• for models: Irs, Cobra
• for makes: Chevy
• for years: 1999-2004
• brand: Prothane
• type: Suspension Control Arm Bushing
• manufacturer part number: 6-311-BL
• performance part: Yes
• upc: 636169162718

returns addedclutch:

• paid by: Seller
• policy: Returns Accepted
• time: 30 Days

offer addedclutch:

• sold: 0
• availability: In Stock
• options: Ship-to-home
• quantity: 1
• started: May 28, 2025

payments addedclutch:

• wallet: Paypal
• credit card: Mastercard
• other

general addedclutch:

• Transmission Drivetrain > Clutch Parts Kits > Additional Clutch Parts
• condition: New

seller addedclutch:

• # reviews: 104664
• city: San Leandro, California
• rating: 99.6%

shipping addedclutch:

• class: Standard
• transit: 3-7 Days
• service: Standard
• type: Fixed
• cost: $0.00

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