1950 Alfa Romeo 6C 2500 SS (Super Sport)
- Engine
- 2.4L DOHC inline-six with three Weber carburettors, 110 bhp
- Colour
- Black with scarlet soft top

This Alfa Romeo 6C 2500 SS, chassis 915.766, is a short-wheelbase Super Sport variant — the most powerful and desirable configuration of Alfa Romeo's final 6C series. Delivered new in December 1950 to Prince Aly Khan, son of the Aga Khan and one of the era's most celebrated international figures, it was registered in Como under his name. After passing through several Italian and later American hands, the car returned to Italy and underwent a four-year restoration to original specification. It is presented in black with scarlet leather and painted wire wheels.
Ownership
- —Auction saleEstimate €550,000 – €800,000
- 1950-12-04 → 1953-02-20Factory deliveryPrince Aly Khanfull documentation
Registered in Como under his name in late 1950; sold following his divorce from Rita Hayworth. A copy of the original registration document linking his name to the chassis survives.
- 1953-02-20 →Private saleTessiture Gildo Guenzonipartial documentation
Vehicle was re-registered under new plates in early March 1953 following the transfer.
- 1956-09-01 → 1956-11-01Acquisition unknownUmberto Torretapartial documentation
- 1956-11-01 →Acquisition unknownMichele Verolapartial documentation
Car was re-registered in Milan during this owner's tenure.
- 1985 →Acquisition unknownHobart Phelpspartial documentation
Based in Sacramento, California; part of the car's American-ownership period.
- 1991 → 1991Acquisition unknownClaude Feriolipartial documentation
Responsible for returning the car to Italy in 1991.
- 2004 →Acquisition unknownItalian-based collectorpartial documentation
Commissioned a four-year restoration to original specification; car has been used sparingly since completion.
- Date unknownAcquisition unknownKnute Kolmannpartial documentation
Located in San Carlos, California; succeeded Phelps in the ownership chain during the US period.
Competition
No competition history extracted from the catalogue.
Maintenance & restoration
- —Restoration
Comprehensive four-year restoration returning the car to its original specification, covering engine work, bodywork, interior trim, and hood mechanism. Finished in black with scarlet leather and painted wire wheels.
Restoration photos are included in the car's documentation. Condition was verified by an RM Sotheby's specialist prior to sale, who noted the quality of the engine, panel fit, and interior and exterior finishes.
- —Service
Mechanical sorting carried out ahead of the auction sale to ensure the car is in sound driving condition.
Confirmed a capable driver by an RM Sotheby's specialist.
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