Buick Skylark Gran Sport, GS and GSX production by year

White 1970 Buick GSX with black stripes, hood scoops and rear spoiler, front three-quarter view in a museum hall — 1970 Buick GSX in Apollo White in the GM Heritage Center General Motors

Production by year

Each year's headline total, exactly as its source scopes it. Scopes differ from year to year (some include related models or other markets), so read the label before comparing years. Every year's fact sheet has the full breakdown.

Year	What was counted	Count	Status
1965	Skylark Gran Sport, all bodiesbuilt, model-year	15,780	Reported
1966	Skylark Gran Sport V-8 seriesbuilt, model-year	13,816	Reported
1967	GS 400 (Skylark Gran Sport V-8 series)built, model-year	13,813	Reported
1968	GS 400 (Skylark Gran Sport V-8)built, model-year	13,197	Reported
1969	GS 350 and GS 400 combinedsold, model-year	12,465	Reported
1970	GS 455 two-doors, all bodiesbuilt, model-year	10,148	Reported
1971	GS series (GS 350 and GS 455), all bodiesbuilt, model-year	9,170	Reported
1972	GS series, all, with the GSX line counted separately (MuscleCarClub total)not stated (enthusiast-site production table), model-year	8,619	Reported
1973	Century Gran Sport, all enginesbuilt, model-year	6,637	Reported
1974	Century Gran Sport, all enginesbuilt, model-year	3,355	Reported
1975	Century 2-door Colonnade coupe (4AD37), all trims (Gran Sport host body)built, model-year	39,556	Reported

Brochure spread: silver 1965 Buick Skylark sport coupe, rear three-quarter, with a couple at the Portland Rose Festival — 1965 Buick Skylark, from the 1965 Buick full-line brochure

Olive 1965 Buick Skylark Gran Sport hardtop, front three-quarter, at a car show — 1965 Buick Skylark Gran Sport Photo: Greg Gjerdingen from Willmar, USA, CC BY 2.0, via Wikimedia Commons

Brochure spread headed "Tuned car": red 1966 Wildcat Gran Sport above a blue 1966 Skylark Gran Sport, with interior insets — 1966 Buick Skylark Gran Sport and Wildcat Gran Sport, from the 1966 Buick brochure

Dark-teal 1966 Buick Skylark Gran Sport convertible from the rear three-quarter, on grass — 1966 Buick Skylark Gran Sport convertible Photo: Greg Gjerdingen from Willmar, USA, CC BY 2.0, via Wikimedia Commons

Brochure page: white 1967 Buick GS 340 with red stripe and red-line tires, front three-quarter, on black — 1967 Buick GS 340, from the 1967 Buick GS brochure

Brochure page: blue 1967 Buick GS 400 convertible, front three-quarter, on black — 1967 Buick GS 400 convertible, from the 1967 Buick GS brochure

Brochure page: blue 1968 Buick GS 400 hardtop, front three-quarter, on grass — 1968 Buick GS 400, from the 1968 Buick brochure

Brochure page: yellow 1968 Buick GS 350 from the rear, with GS 350 deck-lid badge — 1968 Buick GS 350, rear view, from the 1968 Buick brochure

Brochure page with 1969 GS 400, California GS and GS 400 convertible photos and specifications — 1969 Buick GS series, from the 1969 Buick brochure

Engine bay of a 1970 Buick GSX: black air cleaner with red Stage 1 and GS 455 decals and the hood-scoop ducts — 1970 Buick GSX Stage 1 455 engine General Motors

Interior of a 1970 Buick GSX: three-spoke sport steering wheel, dash gauges and console shifter — 1970 Buick GSX interior General Motors

Close-up of the hood-mounted tachometer on a white 1970 Buick GSX — 1970 Buick GSX hood-mounted tachometer General Motors

Model years

“Not offered” means this nameplate or performance model wasn't sold that year. It doesn't mean we're missing the research.