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- Porsche 9YA Cayenne V6 3.0L Petrol (340Hp) 2018-23
- Porsche 9YA Cayenne Coupe V6 3.0L Petrol (340Hp) 2019-23
- Porsche 9YA Cayenne E-Hybrid V6 3.0L V6 (340Hp) 2018-23
- Porsche 9YA Cayenne Coupe E-Hybrid V6 3.0L (340Hp) 2020-23
- Porsche 9YA Cayenne S V6 2.9L Petrol (440Hp) 2018-23
- Porsche 9YA Cayenne Coupe S V6 2.9L Petrol (440Hp) 2019-23
- Porsche 9YA Cayenne GTS V8 4.0L Petrol (460Hp) 2020-23
- Porsche 9YA Cayenne Coupe GTS V8 4.0L Petrol (460Hp) 2021-23
- Porsche 9YA Cayenne Turbo V8 4.0L Petrol (550Hp) 2020-23
- Porsche 9YA Cayenne Coupe Turbo V8 4.0L Petrol (550Hp) 2019-23
- Porsche 9YA Cayenne Turbo S E-Hybrid V8 4.0L (550Hp) 2019-23
- Porsche 9YA Cayenne Coupe Turbo S E-Hybrid V8 4.0L (550Hp) 2020-23
- Porsche 9YA Cayenne Coupe Turbo GT V8 4.0L (640Hp) 2021-23
This steering rack ensuring a direct-fit replacement and full restoration of front steering functionality. It converts driver input at the steering wheel into lateral wheel movement, providing accurate directional control and stable road-feel. It replicated original equipment specifications - including gearing tolerances, mounting interfaces and sealing - delivering factory-level performance.
Fits:
LHD (Left Hand drive) cars
Porsche 9YA Cayenne 2018 - 2024
* for vehicles without rear axle steering (option code: 0N1)
Diagram ref no 1
We strongly recommend replacing the power steering pump at the same time as the steering rack. Swarf (metal particles) in the power steering system can circulate and cause damage to both components.
• OE ref part numbers: PAB423055, PAB423055C, PAB423055F, PAB423055G
• Location: Front steering system—rack & pinion/steering gear assembly mounted beneath the front sub-frame, linking to tie-rods and steering column.
The steering gear is the core of your vehicle’s directional control system. When internal components or seals wear or fail, you may experience looseness, creeping steering, increased effort or fluid leaks. Replacing the assembly restores sharp response, correct alignment and reliable front-end behaviour—helping preserve tyres, suspension components and driver confidence.
When to replace:
• Noticeable steering play, vague “centre-feel” or wanders on straight roads.
• Steering gear fluid leaks or visible damage to the rack housing.
• Front end has been impacted in a collision or major suspension components have been replaced.
• High-mileage vehicle where the original unit has served many years and may be nearing end-of-life.
• As part of a comprehensive steering/suspension service to avoid repeated labour for separate repairs.
Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.
PAB423055G
The product you are viewing cross references to these numbers
- Porsche 911 1965-1968 2.0L / 912 SWB (F)
- Porsche 911 1968-1973 2.2L / 2.4L / 2.7L RS LWB (F)
- Porsche 911 1974-1977 2.7L / 1976-77 3.0 Carrera
- Porsche 911 1978-1983 3.0L / SC
- Porsche 911 1984-1986 3.2L
- Porsche 911 1987-1989 3.2L G50
- Porsche 911 1975-1977 3.0L Turbo (930)
- Porsche 911 1978-1989 3.3L Turbo (930)
Steering Rack Rubber Coupling
Restore the precision and confidence of your Porsche
steering system with this OE Match Steering Rack Rubber Coupling.
Designed for Porsche 911, Porsche 912 and Porsche 914 models, this critical
steering component connects the steering column to the steering rack while
helping to absorb vibration, reduce shock loads and maintain smooth steering
operation.
Fits:
- Porsche 911 1965-1968 2.0L / 912 SWB (F)
- Porsche 911 1968-1973 2.2L / 2.4L / 2.7L RS LWB (F)
- Porsche 911 1974-1977 2.7L / 1976-77 3.0 Carrera
- Porsche 911 1978-1983 3.0L / SC
- Porsche 911 1984-1986 3.2L
- Porsche 911 1987-1989 3.2L G50
- Porsche 911 1975-1977 3.0L Turbo (930)
- Porsche 911 1978-1989 3.3L Turbo (930)
Diagram ref no 18
Often referred to as a steering coupler, steering flex disc or steering rubber coupling, this component provides a flexible connection within the steering system. It allows steering inputs to be transmitted accurately while isolating the steering wheel from road shocks and vibration.
As the coupling ages, the rubber material can deteriorate, crack or develop excessive play. Replacing a worn steering rack coupling helps restore steering accuracy, improve driver confidence and maintain the direct steering feel that classic Porsche models are renowned for.
What Does a Steering Rack Rubber Coupling Do?
The steering rack rubber coupling connects the steering shaft to the steering rack assembly.
Its primary functions include:
- Transferring steering input to the steering rack
- Absorbing road vibration
- Reducing steering shock loads
- Isolating unwanted steering feedback
- Supporting smooth steering operation
- Maintaining steering precision
- Improving driver comfort
The coupling plays an important role in balancing steering feel with mechanical protection.
Why Do Steering Rack Rubber Couplings Fail?
Over time, the coupling is subjected to constant steering movement, environmental exposure and age-related deterioration.
Common causes of failure include:
- Rubber ageing and hardening
- Cracking and splitting
- Heat exposure
- Oil contamination
- General wear and fatigue
- Moisture and environmental damage
- High mileage use
- Long-term storage deterioration
As the rubber deteriorates, the coupling can develop excessive movement which directly affects steering precision.
When Should a Steering Rack Rubber Coupling Be Replaced?
The coupling should be inspected whenever steering work is carried out or if steering performance begins to deteriorate.
Common symptoms include:
- Excessive steering play
- Loose steering feel
- Delayed steering response
- Steering wheel vibration
- Clunking noises during steering inputs
- Cracked or perished rubber
- Visible deterioration of the coupling
- Reduced steering precision
Any visible cracking or excessive movement is a clear indication that replacement is required.
Why Replacement Matters
A worn steering coupling can significantly affect steering accuracy and driving confidence.
Benefits of replacement include:
- Improved steering precision
- Reduced steering play
- Better steering response
- Improved driver confidence
- Reduced vibration transfer
- Enhanced steering feel
- Improved vehicle safety
- Preservation of factory steering characteristics
For classic Porsche models, maintaining steering system integrity is essential to preserving the driving experience Porsche originally intended.
Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.
90134720102
The product you are viewing cross references to these numbers
- Porsche 911 1968-1973 2.2L / 2.4L / 2.7L RS LWB (F)
- Porsche 911 1974-1977 2.7L / 1976-77 3.0 Carrera
- Porsche 911 1978-1983 3.0L / SC
- Porsche 911 1984-1986 3.2L
- Porsche 911 1987-1989 3.2L G50
- Porsche 914 (1970-1976)
The OE Match New Steering Rack is a premium-quality replacement steering component designed to restore precise steering control and responsive handling on compatible Porsche models. Manufactured to OE specifications for fit, performance and durability, this brand-new steering rack provides smooth and accurate transfer of steering input from the steering wheel to the front wheels, ensuring predictable handling, improved vehicle stability and confident driving.
Fits:
- Porsche 911 1968-1973 2.2L / 2.4L / 2.7L RS LWB (F)
- Porsche 911 1974-1977 2.7L / 1976-77 3.0 Carrera
- Porsche 911 1978-1983 3.0L / SC
- Porsche 911 1984-1986 3.2L
- Porsche 911 1987-1989 3.2L G50
- Porsche 914 (1970-1976)
Manufactured from high-strength steel and precision-machined internal components, the steering rack features accurately engineered rack and pinion gears, durable seals and heavy-duty bearings to provide long-lasting, reliable operation. Supplied as a new unit rather than a reconditioned assembly, it offers direct OE-style fitment and seamless integration with the original steering system, making it the ideal solution for steering repairs, restorations and preventative maintenance.
What This Product Does:
- Transfers steering wheel movement to the front wheels.
- Provides precise and responsive steering control.
- Maintains accurate steering geometry.
- Supports stable vehicle handling and cornering.
- Reduces steering play and improves steering feel.
- Ensures smooth steering operation throughout the steering range.
- Restores factory steering performance.
- Forms an essential part of the vehicle's steering system.
Symptoms Of Wear Or Failure:
- Excessive play in the steering wheel.
- Knocking or clunking noises during steering.
- Heavy or inconsistent steering effort.
- Vehicle wandering or poor directional stability.
- Uneven tyre wear caused by steering misalignment.
- Fluid leaks from the steering rack on power-assisted systems.
- Steering wheel failing to self-centre correctly.
- Vibration through the steering wheel.
- Stiff spots during steering movement.
- MOT or vehicle inspection failure due to excessive steering wear.
Why Replacement Matters:
- The steering rack is subjected to continual steering inputs, road impacts and suspension loads throughout the life of the vehicle. Over time, the internal gears, bearings, seals and bushings can wear, resulting in excessive steering play, reduced precision and, on power-assisted systems, fluid leaks.
- A worn steering rack can compromise handling, steering accuracy and overall vehicle safety. Delayed steering response or excessive movement can reduce driver confidence and accelerate tyre and suspension wear if left unresolved.
- Replacing a worn or damaged steering rack with the OE Match New Steering Rack restores precise steering response, correct steering geometry and dependable handling. Manufactured to OE standards using premium-quality materials, this brand-new steering rack provides factory-style fitment, exceptional durability and long-lasting reliability, ensuring the steering performance, comfort and driving confidence expected from your Porsche.
Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.
91434701006
The product you are viewing cross references to these numbers
- Porsche 911 1965-1968 2.0L / 912 SWB (F)
- Porsche 911 1968-1973 2.2L / 2.4L / 2.7L RS LWB (F)
- Porsche 911 1974-1977 2.7L / 1976-77 3.0 Carrera
- Porsche 911 1978-1983 3.0L / SC
- Porsche 911 1984-1986 3.2L
- Porsche 911 1987-1989 3.2L G50
- Porsche 911 1975-1977 3.0L Turbo (930)
- Porsche 911 1978-1989 3.3L Turbo (930)
The OE MATCH Steering Column Bearing Support Bush is a replacement component designed to restore correct steering column bearing support, stability and alignment on classic Porsche 911 models manufactured between 1965 and 1989.
Fits:- Porsche 911 1965-89
Diagram Ref No 24
Manufactured to match the original equipment design and fitment, this support bush forms part of the steering shaft bearing mounting arrangement, helping maintain the correct positioning and support of the steering column assembly.
The steering column is an essential component of the vehicle's steering system, transmitting driver input from the steering wheel through the steering shaft to the steering mechanism. Correct bearing support is important for maintaining smooth steering operation, minimising unwanted movement and reducing vibration.
The bearing support bush provides a resilient mounting interface within the steering assembly, helping support the associated bearing and reduce unnecessary movement or vibration between connected components.
Over time, original rubber support bushes can deteriorate due to ageing, repeated steering inputs, vibration, environmental exposure and material fatigue. A worn, cracked or distorted bush may lose its ability to support the bearing correctly, potentially resulting in unwanted steering column movement, rattling or vibration.
Replacing a deteriorated steering column bearing support bush with an OE MATCH component helps restore the original mounting arrangement, maintain correct bearing positioning and support consistent steering operation.
Ideal for classic Porsche steering system maintenance, steering column refurbishment, steering rack restoration and complete vehicle restoration projects, this replacement bush offers original equipment-style fitment and reliable support.
What This Product Does:
The steering column bearing support bush is a mounting and supporting component within the vehicle's steering shaft assembly.
Its primary functions include:
- Supports the Steering Column Bearing: Provides the intended mounting support for the associated steering shaft bearing.
- Maintains Correct Bearing Positioning: Helps keep the bearing correctly located within its mounting arrangement.
- Reduces Unwanted Steering Movement: Helps minimise excessive movement caused by deterioration of the original bearing support.
- Absorbs Vibration: The resilient mounting material helps limit the transmission of minor vibrations through the steering assembly.
- Reduces Steering Rattles: Helps minimise vibration-related noises caused by a loose or deteriorated mounting.
- Supports Smooth Steering Operation: Maintains the bearing support necessary for consistent steering shaft movement.
- Maintains Steering Assembly Alignment: Helps preserve the intended positioning of the associated steering shaft and bearing components.
- Protects Surrounding Components: Reduces unnecessary mechanical movement that may contribute to wear on adjacent mounting components.
- Supports Steering System Stability: Contributes to maintaining a correctly assembled and supported steering system.
- Maintains Original Equipment Configuration: Replaces the factory rubber support bush without altering the original steering assembly arrangement.
Symptoms Of Wear Or Failure:
Steering column bearing support bushes are exposed to continuous vibration, repeated steering movement and age-related rubber deterioration.
Over time, the original rubber material may harden, crack, deform or lose its ability to provide effective bearing support.
Common symptoms of a worn or failing steering column bearing support bush include:
- Excessive Steering Column Movement: Unusual movement may be noticeable within the steering shaft or bearing mounting area.
- Steering Wheel Vibration: Worn mounting material may contribute to additional vibration transmitted through the steering wheel.
- Steering Column Rattling: Rattling or vibration-related noises may develop around the steering shaft assembly.
- Knocking or Clicking Noises: Excessive movement within the bearing mounting arrangement may produce noises during steering operation or when driving over uneven surfaces.
- Loose or Unstable Steering Feel: Deteriorated support components may contribute to an imprecise or less secure steering feel.
- Cracked or Split Rubber: Visible cracking or splitting indicates deterioration of the original bush.
- Hardened or Brittle Material: Ageing rubber may lose its original flexibility and become more susceptible to damage.
- Distorted or Deformed Bush: The support bush may lose its original shape, affecting correct bearing positioning.
- Excessive Bearing Movement: The associated steering bearing may no longer be held securely within its intended mounting position.
- Squeaking or Rubbing Noises: Incorrectly supported components may create unwanted contact or friction during steering movement.
- Damaged or Missing Support Bush: Previous steering repairs or disassembly may have resulted in the bush being damaged or omitted.
- Visible Rubber Deterioration: Material separation, cracking or general ageing may be apparent during inspection.
Why Replacement Matters:
Replacing a worn, cracked or deteriorated steering column bearing support bush is important for maintaining correct bearing support, steering stability and the original operating characteristics of the vehicle's steering system.
Key Benefits of Replacement:
- Restores Bearing Support: Helps maintain the correct position of the associated steering shaft bearing.
- Reduces Unwanted Movement: Replaces deteriorated mounting material that may allow excessive movement within the steering assembly.
- Improves Steering System Stability: Supports the intended mounting arrangement of the steering column bearing.
- Reduces Rattling and Vibration: Helps minimise noises and vibration caused by a worn rubber support.
- Maintains Smooth Steering Operation: Provides the correct support required for consistent steering shaft movement.
- Protects Associated Steering Components: Helps reduce unnecessary movement and mechanical stress around the bearing mounting.
- Restores Original Equipment Fitment: Designed to match the factory steering bearing support arrangement.
- Supports Long-Term Steering Reliability: Helps maintain the mechanical integrity of the steering column assembly.
- Ideal for Steering System Refurbishment: Suitable when overhauling the steering rack, shaft bearings or associated mounting components.
- Replaces Ageing Rubber Components: Restores a deteriorated factory support bush with a new original-style replacement.
- Cost-Effective Preventative Maintenance: Replacing worn mounting components can help avoid further wear or movement within the steering assembly.
- Suitable for Classic Porsche Restoration: Helps preserve the original steering configuration and driving characteristics of classic Porsche 911 models.
Although the steering column bearing support bush is a relatively small component, it performs an important function in maintaining the correct support and positioning of the steering shaft bearing.
A deteriorated bush can allow unwanted movement, potentially contributing to steering vibration, rattling and additional stress on associated components.
Replacing the defective support bush with an OE MATCH component helps restore the intended bearing mounting arrangement and maintain consistent steering system operation.
Because steering is a safety-critical system, any excessive play, abnormal movement or binding should be investigated and corrected before the vehicle is driven.
Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.
90134722303
The product you are viewing cross references to these numbers
- Porsche 911 1965-1968 2.0L / 912 SWB (F)
- Porsche 911 1968-1973 2.2L / 2.4L / 2.7L RS LWB (F)
- Porsche 911 1974-1977 2.7L / 1976-77 3.0 Carrera
- Porsche 911 1978-1983 3.0L / SC
- Porsche 911 1984-1986 3.2L
- Porsche 911 1987-1989 3.2L G50
- Porsche 911 1975-1977 3.0L Turbo (930)
- Porsche 911 1978-1989 3.3L Turbo (930)
- Porsche 914 (1970-1976)
2 required per car. Sold as single.
Fits:
Porsche 911 2.0-3.3 01/63-07/89
Porsche 912 1.6 01/65-02/70
Porsche 914 1.7-2.0 01/69-02/76
Click 'Zoom in' for large parts diagram.
Diagram ref no 23
Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.
90134724800
The product you are viewing cross references to these numbers