top of page
TCV Mark.png

£36,445

1975 PORSCHE 911S CUSTOM CABRIOLET

Barrett Jackson • US • 17 Apr 2026

Market Position:

World Record

Track live values and receive listing alerts

Track live values and receive listing alerts

Image Placeholders2_edited.jpg
Image Placeholders2_edited.jpg

£36,445

1975 PORSCHE 911S CUSTOM CABRIOLET

US • 17 Apr 2026 • Lot 500

Auction House Logos6.png

Vehicle Details

AI Listing Summary

This is a custom 1975 Porsche 911S cabriolet with a slant-nose conversion, powered by its original 2.7-liter flat-six engine. It features a refinished exterior, black leather interior, and mechanical upgrades, potentially increasing its appeal to enthusiasts looking for a unique and well-maintained classic.

ai-technology.png

Condition 

7

The car description indicates it's been refinished and has some modifications like the slant-nose conversion and aftermarket wheels, suggesting refurbishment. It also mentions a new clutch and chain tensioner upgrade, implying some mechanical attention. Slight wear is likely present on the paint, interior or wheels. One or two small dents or curb marks may be present but are not prominent. Requires minor reconditioning.

/ 10

Manual

1975

Auction

9115210480

United States

£36,445

1975 PORSCHE 911S CUSTOM CABRIOLET

Barrett Jackson • US • 17 Apr 2026

Market Position:

World Record

Track live values and receive listing alerts

Description

This custom 1975 Porsche 911S cabriolet is powered by its original 2.7-liter flat-six engine paired with a five-speed manual transmission.

It was converted from a Targa configuration to a cabriolet with an all-metal slant-nose conversion.

The car is equipped with independent suspension and stopping power is handled by four-wheel disc brakes.

The exterior has been refinished in white and rides on BBS-style three-piece wheels with a staggered setup.

The interior is trimmed in black leather and equipped with Monaco front bucket seats, VDO instrumentation, a three-spoke steering wheel and power windows.

Additional mechanical updates include a chain tensioner upgrade and a new clutch.

Price Analysis vs Other 911 S Cabriolets

£19,845

Lowest Price (Since 2020)

£24,848

Median Price (Since 2020)

£36,445

Highest Price (Since 2020)

one.png

World Record

This vehicle has set a new record for the 911 S Cabriolet

percentage-graph.png

Top X%

The mid-point of the vehicle's estimate places it in the top [X]% of sold prices we've seen for the [enter model]

low-price.png

Lowest Price

If this vehicle sells at the mid-point of its estimate it will be the lowest price we've seen for the [enter model]

checkmark.png

Average Price

The mid-point of the vehicle's estimate places it near the average price we see for the [enter model]

diamond-icon.png

Rare Sale

This vehicle comes to market rarely. In auction records we've only seen 8 sold before

must-have.png

Icon

This vehicle is an icon of the game. Any collection would benefit from having one

Previous 911 S Cabriolet Sales

MOT Information

Loading...

Loading...

Latest MOT mileage:

Loading

MOT History

Loading...

Loading...

Loading...

MOT Mileage Trend

Gallery

People Also Viewed - For Sale

Image Placeholders2_edited.jpg

Live

Loading

Loading

Image Placeholders2_edited.jpg

Live

Loading

Loading

Button
Image Placeholders2_edited.jpg

Live

Loading

Loading

Button
Image Placeholders2_edited.jpg

Live

Loading

Loading

Button

People Also Viewed - Historic

Image Placeholders2_edited.jpg

Sold | COYS

1977 Porsche 911S 2.7 Cabrio...

United Kingdom • 18th Feb '17

Image Placeholders2_edited.jpg

Sold | Bring A Trailer

Turbocharged 3.0L-Powere...

United States • 18th Sep '24

Image Placeholders2_edited.jpg

Sold | Barrett Jackson

1976 PORSCHE 911S CABR...

United States • 29th Jan '16

Image Placeholders2_edited.jpg

Sold | Barrett Jackson

1975 PORSCHE 911S CUST...

United States • 25th Jan '26

Image Placeholders2_edited.jpg

Sold | Bring A Trailer

3.2-Powered 1976 Porsche 9...

United States • 12th Aug '23

Image Placeholders2_edited.jpg

Sold | Bring A Trailer

1975 Porsche 911S Cabriolet...

United States • 1st Nov '24

Image Placeholders2_edited.jpg

Sold | Bring A Trailer

1975 Porsche 911S Cabriolet...

United States • 1st Jun '22

Auction House Headquarters

Barrett Jackson

15555 N 79th Place, Suite A, Scottsdale, Arizona, 85260, US

Based in Scottsdale, Arizona, Barrett Jackson is a physical auction house handling classic, collector, and custom vehicles. They conduct large-scale live auction events across the United States, offering consignment and bidding services.

Insurance

25-1042 Footman James The Classic Valuer Banner V34.jpg
bottom of page