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£110,264 (Est: £119,686 - £149,608)
1970 Buick Gran Sport Stage 1 Convertible
United States • 8 Oct 2026 • Lot 407
Vehicle Details
AI Listing Summary
This 1970 Buick Gran Sport Stage 1 Convertible, from The Michael Leith Collection, is a documented, numbers-matching example with a desirable factory-correct triple-black color scheme. It features a comprehensive restoration completed in 2016 and a host of factory options, making it a highly collectible muscle car.
Condition
8
The car underwent a handsome restoration in 2016 to its factory-correct color scheme. It has numerous factory options and is accompanied by Sloan Museum build data and restoration invoices, indicating it is in excellent condition with minimal signs of use since restoration.
/ 10
Transmission:
Automatic
Chassis No:
446670H128686
Odometer:
[Odometer Reading]
Reg Number:
[Reg Number]
RHD/LHD:
LHD
An authentic Stage 1 Gran Sport Convertible, confirmed by build data from the Sloan Museum in Flint, Michigan Understood to be one of 164 convertibles equipped with both the Stage 1 package and Turbo-Hydramatic 400 transmission for 1970 Handsome restoration to its desirable, factory-correct, triple-black color scheme completed in 2016 Numerous factory options, including bucket seats, full-length center console, power steering, brakes, and windows, air conditioning, and eight-track player Accompanied by Sloan Museum build data, restoration invoices, owner correspondence, and period manual
Points of note
£13,329
Lowest Price (Since 2020)
£35,925
Median Price (Since 2020)
£251,524
Highest Price (Since 2020)
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Previous Sales
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