Product Information
Front Lower Wishbone Ball Joint – fits Left or Right hand Side
Sold each - 2 required per car
Restore the precise steering response and confident handling
your Porsche was engineered to deliver with this OE Match Front Lower
Wishbone Ball Joint. Manufactured to OE
specifications, this premium replacement component provides accurate fitment,
exceptional durability and smooth articulation, making it an ideal solution for
suspension restoration, preventative maintenance or repairing worn front suspension
components.
Fits:
- Porsche 964 (911) C2 1989-93
-
Porsche 964 (911) C4 1989-93
-
Porsche 964 (911) RS 3.6L 1991-93
-
Porsche 964 (911) RS 3.8L 1991-93
-
Porsche 964 (911) TURBO 3.3L 1991-93
-
Porsche 964 (911) TURBO 3.6L 1991-93
The lower ball joint is a critical pivot point within the
front suspension system, connecting the lower wishbone to the wheel carrier
while allowing controlled steering and suspension movement. It is subjected to
constant loads from braking, cornering, acceleration and uneven road surfaces,
making it one of the hardest-working components in the suspension.
As wear develops over time, steering precision and
suspension geometry can deteriorate, resulting in poor handling, tyre wear and
unwanted suspension noise. Replacing the lower ball joint restores the
integrity of the suspension system and helps maintain the driving
characteristics expected from a Porsche.
What Does the Lower Wishbone Ball Joint Do?
The lower wishbone ball joint allows the steering and
suspension to move together while maintaining accurate wheel control.
Its primary functions include:
- Connecting
the lower wishbone to the wheel carrier.
- Allowing
smooth steering articulation.
- Supporting
suspension movement.
- Maintaining
correct wheel geometry.
- Carrying
vertical and lateral suspension loads.
- Helping
absorb road shocks.
- Contributing
to stable braking and cornering performance.
A correctly functioning ball joint is essential for accurate
steering, predictable handling and safe suspension operation.
Why Replace the Lower Ball Joint?
Ball joints are wear items that are continually subjected to
movement and high mechanical loads.
Common reasons for replacement include:
- Internal
bearing wear.
- Split
or damaged dust boots.
- Grease
contamination.
- Moisture
ingress causing corrosion.
- Excessive
suspension movement.
- High
vehicle mileage.
- Age-related
deterioration.
- Damage
caused by potholes or kerb impacts.
Replacing worn ball joints restores suspension performance
while preventing unnecessary wear to surrounding steering and suspension
components.
Symptoms of a Worn Ball Joint
Common warning signs include:
- Knocking
or clunking noises from the front suspension.
- Excessive
steering play.
- Wandering
at speed.
- Uneven
tyre wear.
- Vibration
through the steering wheel.
- Poor
wheel alignment.
- Squeaking
during suspension movement.
- Excessive
movement detected during inspection.
Ignoring worn ball joints can affect handling, braking
stability and overall driving safety.
Benefits
- Restores
steering precision.
- Improves
suspension stability.
- Maintains
correct suspension geometry.
- Reduces
suspension noise.
- Helps
minimise uneven tyre wear.
- Enhances
braking and cornering confidence.
- Long-lasting
durability.
- Excellent
value alternative to original equipment.
Installation Recommendations
When replacing the lower ball joint, it is recommended to
inspect associated suspension and steering components, including:
- Lower
wishbones.
- Suspension
bushes.
- Track
rod ends.
- Steering
rack components.
- Shock
absorbers and top mounts.
- Anti-roll
bar links and bushes.
- Wheel
bearings.
- Suspension
mounting hardware.
Once installation is complete, a professional four-wheel
alignment should be carried out to restore the correct suspension geometry and
maximise tyre life, handling performance and steering accuracy.
Related reference numbersRelated, superseded, cross reference or alternative numbers for comparison.
96434104913 96434104903
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96434104913
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