Original Porsche Part Genuine Porsche part 91150528001

Code: 91150528001

Genuine Porsche part

Original Porsche Part

Additional information:

• 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.

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Product Information

Bumper Impact Tube Rubber Sleeve - Fits Front and Rear
Sold Each

Restore the correct fit and protection of your Porsche's bumper assembly with this OE Match Rubber Sleeve, designed for the bumper impact tube on classic Porsche 911 models. Manufactured to OE specifications, this high-quality replacement sleeve provides the correct cushioning and sealing between the bumper impact tube and surrounding body components, helping to maintain proper alignment while protecting against dirt, moisture and premature wear.

Fits:

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)

Diagram ref no 18

Whether you're carrying out a full restoration or replacing worn bumper hardware during routine maintenance, this OE Match rubber sleeve delivers the fit and durability expected from an original-style component.

What Does the Rubber Sleeve Do?

The rubber sleeve fits around the bumper impact tube and acts as a protective interface between the bumper mounting system and the vehicle body. Its functions include:

Providing a flexible seal around the impact tube.
Preventing metal-to-metal contact between components.
Reducing vibration and movement within the bumper assembly.
Helping keep dirt, moisture and road contaminants away from the mounting area.
Maintaining the correct positioning and appearance of the bumper.

Although small, this component plays an important role in preserving both the functionality and longevity of the bumper mounting system.

Why Do Rubber Sleeves Fail?

Like all rubber components, bumper impact tube sleeves naturally deteriorate with age and environmental exposure. Common causes of failure include:

UV exposure causing the rubber to harden and crack.
Heat cycles leading to loss of elasticity.
Oil, grease and road chemicals degrading the material.
Moisture ingress accelerating ageing.
Compression over many years causing permanent deformation.
Damage during bumper removal or accident repairs.

As the sleeve deteriorates, it may split, perish or lose its ability to seal and cushion the impact tube effectively.

When Should the Rubber Sleeve Be Replaced?

The rubber sleeve should be inspected whenever the front or rear bumper is removed, particularly during restoration work, accident repairs or bumper refurbishment. Replacement is recommended if the sleeve shows signs of:

Cracking or splitting.
Hardening or loss of flexibility.
Perishing or surface deterioration.
Distortion or compression.
Missing or damaged sealing surfaces.

Replacing aged rubber components during restoration helps preserve the original fit, reduces future maintenance and ensures the bumper assembly remains securely supported.

Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.

91150522100

91150522100

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Original Porsche Part Genuine Porsche part 91150528001