KONI Sport Yellow Front Strut Insert for 1981–1989 Porsche 911, 912 and Carrera – 8641 1039Sport

KONI Sport 8641 Series, yellow painted, externally rebound adjustable twin-tube low pressure gas charged strut insert.

Upgrade the front suspension of your classic Porsche with the KONI Sport 8641 Series strut insert. Designed for performance-focused street driving and spirited use, this yellow-painted insert features externally adjustable rebound damping, allowing you to fine-tune suspension control to suit vehicle setup, driving style, and road conditions.

The twin-tube, low-pressure gas-charged design helps improve body control, cornering response, and ride consistency while maintaining the durability expected from KONI automotive dampers. External rebound adjustment makes it possible to refine shock performance without removing the insert, providing a practical tuning solution for Porsche enthusiasts who want greater control over their suspension.

This KONI Sport front strut insert is intended for select 1981–1989 Porsche 911 applications, including models equipped with torsion bar suspension. Verify the vehicle configuration and existing strut assembly before ordering to ensure proper compatibility. The insert is supplied individually and is identified by KONI part number 8641 1039Sport.

Product Specifications and Technical Data

• Brand: KONI
• Part Number: 8641 1039Sport
• Series: Sport 8641
• Product Type: Front strut insert
• Construction: Twin-tube
• Gas Charge: Low-pressure gas charged
• Damping Adjustment: Externally adjustable rebound
• Finish: Yellow painted

What's Included

One KONI Sport 8641 Series front strut insert.

Fitment

Fits select 1981–1989 Porsche 911 models, including 911, 912, and Carrera applications with torsion bar suspension. Confirm year, model, suspension configuration, and strut compatibility before installation.

Features:

• Externally adjustable rebound damping allows suspension tuning without removing the strut insert.
• Twin-tube, low-pressure gas-charged construction supports consistent damping and improved vehicle control.
• KONI Sport performance design enhances front-end response, cornering stability, and suspension balance.
• Yellow-painted finish provides the distinctive KONI Sport appearance and durable surface protection.

Fitments:
1969 Porsche 911 E
1969 Porsche 911 S
1969 Porsche 911 T
1969 Porsche 912 Base
1970 Porsche 911 E
1970 Porsche 911 S
1970 Porsche 911 T
1971 Porsche 911 E
1971 Porsche 911 S
1971 Porsche 911 T
1972 Porsche 911 E
1972 Porsche 911 S
1972 Porsche 911 T
1973 Porsche 911 E
1973 Porsche 911 S
1973 Porsche 911 T
1974 Porsche 911 Base
1974 Porsche 911 Carrera
1974 Porsche 911 S
1975 Porsche 911 Carrera
1975 Porsche 911 S
1976 Porsche 911 S
1976 Porsche 911 Turbo Carrera
1976 Porsche 912 E
1977 Porsche 911 S
1977 Porsche 911 Turbo Carrera
1978 Porsche 911 SC
1979 Porsche 911 SC
1980 Porsche 911 SC
1981 Porsche 911 SC
1982 Porsche 911 SC
1983 Porsche 911 SC
1984 Porsche 911 Carrera
1985 Porsche 911 Carrera
1986 Porsche 911 Carrera
1986 Porsche 911 Turbo Carrera
1987 Porsche 911 Carrera
1987 Porsche 911 Turbo Carrera
1988 Porsche 911 Carrera
1988 Porsche 911 Turbo Carrera
1989 Porsche 911 Carrera
1989 Porsche 911 Speedster

Air Freight Prohibited: false
Not Carb Approved: false
Ltl Freight Required: false
Prop 65: Unknown
Part Type: automotive
Epa: N/A
Carb Acknowledgement Required: false
Regular Stock: t
Units Per Sku: 1