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Wishbones & bushes
- Porsche 993 (911) C2 1994-97
- Porsche 993 (911) C4 1994-97
- Porsche 993 (911) C2S 1994-97
- Porsche 993 (911) C4S 1994-97
- Porsche 993 (911) TURBO 1994-96
- Porsche 993 (911) GT2 1994-97
- Porsche 993 (911) TURBO S 1994-97
Front Lower Wishbone
Restore the exceptional handling and driving precision of
your Porsche 993 with this OE Match Front Lower Wishbone. Designed specifically for Porsche 993
Carrera models produced between 1994 and 1997, this critical suspension
component helps maintain correct wheel alignment, steering response and
suspension geometry, ensuring your air-cooled 911 continues to perform as
Porsche intended.
Fits:
Porsche 993 (911) C2 1994-97
Porsche 993 (911) C4 1994-97
Porsche 993 (911) C2S 1994-97
Porsche 993 (911) C4S 1994-97
Porsche 993 (911) TURBO 1994-96
Porsche 993 (911) GT2 1994-97
Porsche 993 (911) TURBO S 1994-97
Diagram ref no 12
Manufactured to OE specifications, this replacement lower wishbone delivers the correct fit, strength and durability required for both daily driving and spirited road use. Whether you are refreshing a tired suspension, correcting handling issues or undertaking a complete restoration, replacing worn suspension arms is essential for preserving safety, comfort and performance.
What Does the Front Lower Wishbone Do?
The front lower wishbone, often referred to as a control arm, forms a vital part of the Porsche 993 front suspension system. It connects the wheel carrier assembly to the chassis while controlling wheel movement during suspension travel.
Working together with suspension bushes, ball joints,
dampers and steering components, the lower wishbone helps to:
- Maintain accurate wheel alignment.
- Control suspension movement and geometry.
- Improve steering precision and feedback.
- Enhance vehicle stability under braking and cornering.
- Reduce unwanted wheel movement.
- Deliver predictable handling and road holding.
The Porsche 993 introduced significant suspension improvements over previous generations, making properly functioning wishbones critical to maintaining the vehicle's renowned driving characteristics.
Why Do Front Lower Wishbones Fail?
Over time, front suspension components are subjected to
significant mechanical stress and environmental exposure. Common causes of
wishbone failure include:
- Corrosion caused by moisture and road contaminants.
- Impact damage from potholes, kerbs or road debris.
- Metal fatigue from years of suspension loading.
- Distortion following accidents or suspension impacts.
- Wear around bush and mounting locations.
- Excessive stress caused by worn bushes or ball joints.
As Porsche 993 models continue to mature as modern classics, original suspension components often show signs of wear that can negatively affect ride quality and handling performance.
When Should a Front Lower Wishbone Be Replaced?
The front lower wishbone should be inspected regularly as
part of routine suspension maintenance. Replacement may be necessary if you
experience:
- Clunking or knocking noises from the front suspension.
- Excessive play in suspension components.
- Uneven tyre wear. Poor steering response or vague handling.
- Vehicle pulling to one side.
- Alignment issues that cannot be corrected.
- Visible corrosion, cracking or impact damage.
- During a complete front suspension rebuild.
Replacing worn wishbones restores suspension accuracy, improves steering feel and helps return the vehicle to factory handling standards.
Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.
99334101
The product you are viewing cross references to these numbers
- Porsche 993 (911) C2 1994-97
- Porsche 993 (911) C4 1994-97
- Porsche 993 (911) C2S 1994-97
- Porsche 993 (911) C4S 1994-97
- Porsche 993 (911) TURBO 1994-96
- Porsche 993 (911) GT2 1994-97
- Porsche 993 (911) TURBO S 1994-97


Left or Right
Porsche 993 1994-97 (not RS)
This product supersedes Porsche's old part numbers:
- 99334101700 (LEFT) / 99334101800 (RIGHT)
- 99334101701 (LEFT) / 99334101801 (RIGHT)
Click 'Zoom in' for large parts diagram.
Diagram ref no 12
Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.
99334101
The product you are viewing cross references to these numbers
Porsche Wishbones & Bushes | Design911 Suspension Components for Alignment, Comfort & Handling Precision
Wishbones and bushes are vital components of your Porsche’s suspension system, responsible for maintaining precise wheel alignment, smooth movement, and stable handling. The wishbone (also known as the control arm) connects the chassis to the suspension hub, while the bushes provide cushioning and flexibility between metal components. Together, they absorb road vibrations, control geometry changes, and ensure accurate steering response.
At Design911, we supply a complete selection of wishbones and bushes, precision-engineered for strength, durability, and comfort. Manufactured from high-quality alloys and performance-grade rubber or polyurethane, our parts deliver long-lasting stability and improved feedback. Whether for servicing, restoration, or performance tuning, our wishbones and bushes help restore the responsive handling and refined comfort that define Porsche engineering.
What Do Wishbones & Bushes Do?
These components work together to support suspension movement while maintaining precise geometry under load.
Core Functions:
• Connect the wheel carrier to the chassis for controlled movement.
• Maintain correct camber, caster, and toe alignment.
• Reduce vibration and noise transmitted through the suspension.
• Absorb road shocks for a smoother, more comfortable ride.
• Enhance steering precision and handling balance.
Healthy wishbones and bushes are essential for keeping your Porsche’s handling sharp, predictable, and comfortable in all driving conditions.
Why Do Wishbones & Bushes Fail or Degrade?
Constant stress, environmental exposure, and road conditions can cause wear, corrosion, or fatigue in these parts over time.
Common Causes of Failure Include:
• Worn or cracked rubber bushes reducing suspension stability.
• Corrosion or fatigue in wishbone arms.
• Impact damage from potholes or curbs.
• Excessive movement causing uneven tyre wear.
• Age-related deterioration leading to vibration or knocking noises.
Worn wishbones or bushes can lead to poor alignment, steering play, vibration, and loss of handling precision — compromising both comfort and safety.
Why Replace or Upgrade Your Porsche Wishbones & Bushes?
Replacing worn suspension components restores alignment, handling precision, and ride comfort. Upgraded performance bushes also improve feedback and reduce body movement — ideal for track or spirited driving.
Key Benefits:
• Restores correct suspension geometry and alignment.
• Improves steering response and handling stability.
• Reduces vibration, harshness, and noise.
• Available with standard or performance bush options.
• Fits Porsche 911, Boxster, Cayman, Cayenne, Macan, and Panamera models.
• Perfect for servicing, restorations, or suspension tuning projects.
Design911’s Porsche wishbones and bushes deliver the strength, precision, and comfort expected by Porsche drivers — ensuring a perfect balance between control and refinement.
Highlights
• Premium Porsche wishbones and bushes.
• Precision-engineered for alignment and suspension control.
• Constructed from corrosion-resistant alloys and high-grade materials.
• Restores handling precision and reduces noise and vibration.
• Suitable for both modern and classic Porsche models.
• Perfect for servicing, restoration, or performance upgrades.