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Monoball Track Rear Control Arm Bushing Set. Porsche 993 - 99333104301
99333104301/5
Product Information
Product Information
Monoball Track Rear Control Arm Bushing Set.
Transform your Porsche’s suspension precision with the Monoball Track Rear Control Arm Bushing Set.
Engineered for Porsche 993 (1995–1998) models, these high-performance bushings replace the compliant factory rubber units with Teflon-lined spherical bearings for race-grade control and alignment stability.
Sold As A Set Of 8.
x1 Set Required Per Car.

Fits:
  • Porsche 993 (911) C2 1994-97
  • Porsche 993 (911) C4 1994-97
  • Porsche 993 (911) RS 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

Fits On To Diagram Ref No 3, 4, 5, 6

What This Product Does:

  • Firm Locating: The monoball cartridge provides a rigid pivot point with minimal unwanted flex, so the arm’s geometry is better preserved under load.
  • Articulation: Unlike a fully rigid mount, it allows the necessary rotational and angular movement (pitch, yaw) in the control arm, but with less compliance.
  • Precision: Because the deflection is greatly reduced, alignment settings (camber, toe, caster) remain more stable throughout suspension travel.
  • Feedback & Connection: You feel more direct input — the suspension reacts more faithfully to changes with less “softness” from rubber compliance.
  • Durability & Serviceability: Good monoball designs are sealed to exclude contaminants, and may be serviceable or greasable, extending their life compared to plain spherical bearings.

Symptoms Of Worn Rubber Bushing:
  • Clunking, knocking or rattling from the rear suspension
  • Unpredictable rear behavior during cornering or transitions
  • Rear alignment settings shifting under load (camber / toe changes)
  • Uneven tire wear on the rear — especially inner or outer edges
  • A vague or soft feel to the rear — the car may feel less composed
  • Loss of rear grip consistency under hard driving

Why Upgrading To Monoball Matters:
  • Maximizes Consistency — geometry holds under stress, reducing alignment drift lap after lap.
  • Improves Rear Feel — sensing changes becomes sharper, with more precise feedback.
  • Better Handling Under Load — less compliance means less suspension “wobble” or deflection in corners.
  • Protects Other Parts — less slop means less stress on trailing links, arms, and mounting points.
  • Balanced Design — unlike hard solid mounts, monoball retains articulation, reducing binding and fatigue issues.
  • Upgrade & Value Add — often used in track / restore builds as a high-performance component.



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