Ball Joints
Restore your Porsche’s legendary steering feel with the Front Wishbone Ball Joint Kit — the updated “New Type (FI16)” design used on 911 and 914 models.
The ball joint links the front lower wishbone (A-arm) to the steering knuckle, allowing controlled pivoting as the suspension moves. It maintains precise wheel geometry and ensures responsive handling.
Sold Each.
x2 Kits Required Per Car.
Fits:
Diagram Ref No 13, 15, 16, 17
What This Product Does:
Symptoms Of Wear Or Failure:
- Steering play / looseness — the steering may feel vague or “sloppy.”
- Knocking or clunk noises — a distinct knock over bumps or during suspension travel.
- Uneven or rapid tire wear — particularly on the front tires, due to misalignment or movement under load.
- Vibration or shimmy — especially during cornering or when driving over uneven surfaces.
- Borderline geometry shifts — alignment may change subtly when load is applied or when cornering.
- Reduced road feel / control — the front end may feel less precise or less responsive.
- Restores Steering Precision & Control - Worn joints introduce slack and movement. Replacing them ensures crisp, direct response from your steering.
- Maintains Alignment Under Load - A healthy ball joint holds the wheel geometry consistent even when cornering or under load.
- Prevents Further Suspension Damage - Allowing play in a ball joint transfers forces to other components — control arms, bushings, knuckles, etc. Replacing it protects the rest of the suspension.
- Eliminates Noise & Harshness - New joints operate cleanly with no unwanted knocking or vibration.
- Safety & Reliability - Because the ball joint is a critical steering link, a failed joint can degrade or compromise safe vehicle control. Having robust, correctly functioning joints is essential.
Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.
91134104905
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 914 (1970-1976)

Fits:
Porsche 911 1969-89
Porsche 914 1972-76
Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.
00072128020
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)
Fits - Left and right.

Fits:
Porsche 911 1969-89
Porsche 914 1972-76
Price is for each.
Click 'Zoom in' for large parts diagram.
Diagram ref no 20
Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.
91134111907
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)
Fits: left and right.
Fits:
Porsche 911 1969-89
Porsche 914 1972-76
Price is for each.
Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.
90134142501
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 911 1975-1977 3.0L Turbo (930)
- Porsche 911 1978-1989 3.3L Turbo (930)
- Porsche 914 (1970-1976)
Price is for each.
Fits:
Porsche 911 08/1972-89
Porsche 914 08/71-02/76
Diagram ref no 16
Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.
91134104905
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 911 1975-1977 3.0L Turbo (930)
- Porsche 911 1978-1989 3.3L Turbo (930)
- Porsche 914 (1970-1976)
Sold each - 2 required per car
Fits:
Porsche 911 08/1972-89
Porsche 914 08/71-02/76
This product comes with 2 YEARS Warranty
Diagram ref no 16
Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.
91134104905
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 911 1975-1977 3.0L Turbo (930)
- Porsche 911 1978-1989 3.3L Turbo (930)
- Porsche 914 (1970-1976)
Sold as a kit - Incl.: ball joint, hub nut, lock plate, split pin - 2 kits required per car.
Fits:
Porsche 911 08/1972-1989
Porsche 914 08/1971-02/1976
Diagram ref no 13, 15, 16 and 17
Mounting Location & Function:
• This ball joint connects the lower wishbone (control arm) to the steering knuckle at the front suspension of the car.
• It allows controlled pivoting and movement as the wheel travels over bumps and during steering, while maintaining a stable, precise alignment under loads.
Manufactured in Europe to OE specifications, this kit restores safe and precise steering by linking the control arm to the steering knuckle, allowing controlled tire movement. Over time, ball joints wear out or become damaged, leading to steering play, uneven tire wear, or knocking noises. Replacing them with OE Match parts ensures durability, reliability, and proper suspension performance.
Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.
91134104905
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 911 1975-1977 3.0L Turbo (930)
- Porsche 911 1978-1989 3.3L Turbo (930)
- Porsche 914 (1970-1976)
Porsche Ball Joints | Design911 Suspension & Steering Components for Precision Handling
Ball joints are crucial pivot points in your Porsche’s suspension system, connecting the control arms to the steering knuckles and allowing smooth, controlled movement of the suspension while steering and driving over uneven surfaces. These components ensure stability, steering precision, and consistent wheel alignment — key for the responsive handling and dynamic balance that define Porsche performance.
At Design911, we supply a comprehensive selection of ball joints and suspension fittings, engineered for strength, accuracy, and long service life. Each component is built from high-grade materials to handle high loads, resist corrosion, and provide consistent performance under pressure. Perfect for routine servicing, suspension restoration, or performance upgrades, our ball joints restore steering precision and ensure your Porsche maintains its legendary road feel.
What Do Ball Joints Do?
Ball joints act as flexible connection points between your Porsche’s control arms and steering knuckles, allowing vertical and rotational movement while maintaining secure wheel alignment.
Core Functions:
• Allow smooth suspension movement and steering rotation.
• Maintain precise wheel alignment for predictable handling.
• Support vehicle weight while absorbing road impact.
• Enable suspension articulation for cornering and braking stability.
• Reduce vibration and improve ride comfort.
Ball joints are essential to maintaining both steering accuracy and suspension balance — ensuring your Porsche feels composed and connected at every speed.
Why Do Ball Joints Fail or Degrade?
Ball joints experience continuous motion, load, and exposure to harsh road conditions, leading to gradual wear or failure over time.
Common Causes of Failure Include:
• Wear of internal bearing surfaces from friction and movement.
• Corrosion or contamination inside the joint housing.
• Cracked or torn dust boots allowing dirt and moisture ingress.
• Excessive load from aggressive driving or poor road surfaces.
• Age-related material fatigue or lubrication loss.
When ball joints fail, symptoms can include clunking noises, uneven tyre wear, vague steering response, and excessive suspension play — all signs that replacement is necessary for safety and performance.
Why Replace or Upgrade Your Porsche Ball Joints?
Replacing worn or damaged ball joints restores handling precision, alignment stability, and steering feedback. Upgraded materials and performance-grade designs also enhance durability and road feel.
Key Benefits:
• Restores precise steering and handling performance.
• Eliminates suspension noise and vibration.
• Improves tyre wear and road stability.
• Available for Porsche 911, 944, 968, Boxster, Cayman, Panamera, and Cayenne
models.
• Made from corrosion-resistant, high-strength materials.
• Ideal for servicing, restoration, or performance tuning.
Design911’s Porsche ball joints deliver exceptional reliability and performance, ensuring your suspension system performs at its peak — whether on the road or the track.
Highlights
• Premium Porsche ball joints and suspension components.
• Precision-engineered for strength and alignment accuracy.
• Designed to reduce vibration and enhance control.
• Corrosion-resistant construction for long service life.
• Fits both classic and modern Porsche models.
• Perfect for suspension servicing, upgrades, or restoration.