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98133350900
Product Information
Product Information
Shock absorber centring ring, Rear axle, 3.0mm
Identification: yellow
The Genuine Porsche Shock Absorber Centring Ring 3.0mm (Part Number: 98133350900) is an original equipment rear suspension component. Featuring a 3.0mm specification and yellow identification marking, this precision-engineered centring ring forms part of the rear shock absorber and coil spring assembly, helping maintain correct positioning and alignment of associated suspension components.
Sold individually, 

Fits:
Porsche 981 Boxster 2012 - 2016
Porsche 981SP Boxster Spyder 2016
Porsche 981C Cayman 2014 - 2016
Porsche 982 Boxster 2017 - 2021
Porsche 982C Cayman 2017 - 2021

Diagram ref no 4

Manufactured to Porsche's original specifications, it provides precise fitment and reliable support within the rear suspension system. Ideal for replacing worn, damaged or incorrectly fitted centring rings during shock absorber servicing or suspension repairs.

What Does This Part Do? – Functions
  • Correct Alignment: Helps maintain accurate positioning of rear shock absorber components.
  • Spring Assembly Support: Supports correct seating within the rear suspension assembly.
  • Suspension Stability: Helps maintain proper alignment of associated components.
  • Precise Fitment: Provides the factory-specified 3.0mm dimension.
  • Easy Identification: Yellow marking distinguishes the 3.0mm version.

Why Replace This Part?
Over time, the shock absorber centring ring may become worn, damaged or deformed due to repeated suspension movement and operating loads. A damaged or incorrectly fitted centring ring can affect the positioning of associated suspension components.

Replacing it with a genuine Porsche component helps restore proper alignment, secure assembly and original suspension specifications.

When to Replace This Part?
  • Physical Damage: Cracked, bent or deformed centring ring.
  • Component Wear: Visible deterioration or excessive wear.
  • Incorrect Alignment: Ring no longer seats correctly within the assembly.
  • Shock Absorber Repairs: During rear shock absorber or spring replacement.
  • Suspension Overhaul: When renewing worn or damaged mounting components.

Where Does It Fit on the Car? 
Location: Rear axle – shock absorber and coil spring assembly.

The centring ring is installed within the rear shock absorber assembly, working alongside the associated spring mounting and supporting components. Its 3.0mm specification helps maintain the intended positioning of the suspension components.

Parts Diagram Reference: No. 4 (No. 6 on the 981 Boxster Spyder diagram).


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98133350900
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