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Power steering pump. This part number supersedes to 958422154C Genuine Porsche part 95831405021
• This part is brand new and unused.
• Please verify that it is 100% suitable for your specific vehicle before purchase to ensure compatibility.
Before purchasing thoroughly check part to confirm compatibility.
- We are unable to provide fitting details for this product at this time. Please contact us for further information.
Fits:
Porsche 957 Cayenne 3.0 Diesel 2007-10
Porsche 958 Cayenne 3.0 Diesel 2012-18 (I0AB / I0AC)
* I0AB - cars with anti-roll bar, front and rear
* I0AC - cars with anti-roll bar, active body control (pdcc)
Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.
958422154C
The product you are viewing cross references to these numbers
- Porsche 957 Cayenne 3.0L Diesel 2007-10
- Porsche 958 Cayenne V6 3.0L Diesel (245Hp) 2010-17
Fits:
Porsche 957 Cayenne 3.0 Diesel 2007-10
Porsche 958 Cayenne 3.0 Diesel 2012-18 (I0AB / I0AC)
* I0AB - cars with anti-roll bar, front and rear
* I0AC - cars with anti-roll bar, active body control (pdcc)
Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.
958422154C
The product you are viewing cross references to these numbers
- Porsche 957 Cayenne 3.0L Diesel 2007-10
- Porsche 958 Cayenne V6 3.0L Diesel (245Hp) 2010-17

Fits:
Porsche 958 Cayenne 4.8L V8 >>2014
with option code: 0AW - Front and rear antiroll bars with active Body control - PDCC-
Porsche 958 Cayenne 3.6L V6 / 4.8L V8 2015>>
with option code: 0AW - Front and rear antiroll bars with active Body control - PDCC-
Click ' Zoom in' for large parts diagram.
Diagram ref no 5
Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.
958422137A
The product you are viewing cross references to these numbers
- Porsche 958 Cayenne V6 3.6L Petrol (300Hp) 2010-17
- Porsche 958 Cayenne S V8 4.8L Petrol (400Hp) 2010-17
- Porsche 958 Cayenne GTS V8 4.8L Petrol (400Hp) 2010-17
- Porsche 958 Cayenne Turbo V8 4.8L Petrol (500Hp) 2010-17
- Porsche 958 Cayenne Turbo S V8 4.8L Petrol (550Hp) 2010-17
The Power Steering Pump is a vital steering system component designed to generate the hydraulic pressure required for the vehicle’s power-assisted steering system. Driven by the engine, the pump circulates power steering fluid through the steering rack, significantly reducing steering effort and providing smooth, precise control during manoeuvring, parking, and everyday driving.
Fits:
- Porsche 958 Cayenne S V8 4.2L Diesel (382Hp) 2010-17
Diagram Ref No 12
Manufactured to OEM-quality standards, the power steering pump is engineered for reliable hydraulic pressure delivery, consistent steering feel, and long-term durability. It plays a critical role in maintaining vehicle handling, steering responsiveness, and driver comfort across all driving conditions.
What This Product Does:
- Generates hydraulic pressure for the power steering system
- Circulates power steering fluid through the steering rack
- Reduces steering effort during low-speed manoeuvres
- Provides smooth and responsive steering assistance
- Supports precise vehicle handling and control
- Maintains consistent steering performance at all speeds
Symptoms Of Wear Or Failure:
- Heavy or stiff steering feel
- Whining, groaning, or squealing noises when turning
- Power steering fluid leaks
- Intermittent or inconsistent steering assistance
- Steering wheel vibration during operation
- Foaming or discoloured power steering fluid
- Reduced steering responsiveness
- Visible wear or damage to the pump assembly
Why Replacement Matters:
- Restores proper hydraulic steering assistance
- Improves steering precision and responsiveness
- Reduces driver effort during parking and manoeuvring
- Eliminates pump-related noise and performance issues
- Helps prevent damage to the steering rack and hydraulic system
- Maintains safe handling and vehicle control
- Supports reliable operation of the power steering system
- Ensures long-term driving comfort, confidence, and steering performance
Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.
PAA422153
The product you are viewing cross references to these numbers
- Porsche 958 Cayenne S V8 4.2L Diesel (382Hp) 2010-17
The BOSCH Power Steering Pump is a vital steering system component designed to generate the hydraulic pressure required for the vehicle’s power-assisted steering system. Driven by the engine, the pump circulates power steering fluid through the steering rack, significantly reducing steering effort and providing smooth, precise control during manoeuvring, parking, and everyday driving.
Fits:
- Porsche 958 Cayenne S V8 4.2L Diesel (382Hp) 2010-17
Diagram Ref No 12
The BOSCH power steering pump is engineered for reliable hydraulic pressure delivery, consistent steering feel, and long-term durability. It plays a critical role in maintaining vehicle handling, steering responsiveness, and driver comfort across all driving conditions.
What This Product Does:
- Generates hydraulic pressure for the power steering system
- Circulates power steering fluid through the steering rack
- Reduces steering effort during low-speed manoeuvres
- Provides smooth and responsive steering assistance
- Supports precise vehicle handling and control
- Maintains consistent steering performance at all speeds
Symptoms Of Wear Or Failure:
- Heavy or stiff steering feel
- Whining, groaning, or squealing noises when turning
- Power steering fluid leaks
- Intermittent or inconsistent steering assistance
- Steering wheel vibration during operation
- Foaming or discoloured power steering fluid
- Reduced steering responsiveness
- Visible wear or damage to the pump assembly
Why Replacement Matters:
- Restores proper hydraulic steering assistance
- Improves steering precision and responsiveness
- Reduces driver effort during parking and manoeuvring
- Eliminates pump-related noise and performance issues
- Helps prevent damage to the steering rack and hydraulic system
- Maintains safe handling and vehicle control
- Supports reliable operation of the power steering system
- Ensures long-term driving comfort, confidence, and steering performance
Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.
PAA422153
The product you are viewing cross references to these numbers
- Porsche 958 Cayenne S V8 4.2L Diesel (382Hp) 2010-17