1973-1977 Century/Regal production figures and dimensions
1973	total	Century		Century Luxus		Century Regal		Century	Century Coupe		Stage 1	Century	Century Luxus	Century Regal	total	1973
Colonnade Hardtop Coupe	219.423	56.154	C2	71.712	Cf2	91.557	Cf2	+ 350	+ Gran Sport	6.637	728	19%	24%	31%	74%	Colonnade Hardtop Coupe
Colonnade Hardtop Sedan	60.640	38.202	S4w6	22.438	S4w6			+ 350				13%	8%		20%	Colonnade Hardtop Sedan
Station Wagon	18.405	7.760	W4	10.645	W4							3%	4%		6%	Station Wagon
	298.468	102.116		104.795		91.557						34%	35%	31%	100%
1973	w/b	length		width		height		fr track	rear track	length	width	height	w/b	front track	rr track	1973
Century Coupe	112	208,4		78,0		53,7		61,5	60,7	529,3	198,1	136,4	284,5	156,2	154,2	Century Coupe
Regal (height + Luxus) Coupe	112	210,7		78,0		53,5		61,5	60,7	535,2	198,1	135,9	284,5	156,2	154,2	Regal (height + Luxus) Coupe
sedans	116	212,4		78,0		54,4		61,5	60,7	539,5	198,1	138,2	294,6	156,2	154,2	sedans
wagons	116	216,4		78,0		55,5		61,5	60,7	549,7	198,1	141,0	294,6	156,2	154,2	wagons
1974	total	Century 350		Century Luxus		Century Regal		Century 350 Cpe	coupes:			Century 350	Century Luxus	Century Regal	total	1974
Colonnade Hardtop Coupe	135.608	33.166	C2	44.930	Cf2	57.512	Cf2	+ Gran Sport	+ Landau	3.355	455	17%	24%	30%	71%	Colonnade Hardtop Coupe
Colonnade Hardtop Sedan	43.358	22.856	S4w6	11.169	S4w6	9.333	S4w6					12%	6%	5%	23%	Colonnade Hardtop Sedan
Station Wagon	11.651	4.860	W4	6.791	W4							3%	4%		6%	Station Wagon
	190.617	60.882		62.890		66.845						32%	33%	35%	100%
1974	w/b	length		width		height		fr track	rear track	length	width	height	w/b	front track	rr track	1974
Century Coupe	112	209,5		79,0		53,5		61,5	60,7	532,1	200,7	135,9	284,5	156,2	154,2	Century Coupe
Regal Coupe	112	212,0		79,0		53,3		61,5	60,7	538,5	200,7	135,4	284,5	156,2	154,2	Regal Coupe
Century Sedan	116	212,4		79,0		54,1		61,5	60,7	539,5	200,7	137,4	294,6	156,2	154,2	Century Sedan
Regal Sedan	116	216,0		79,0		54,1		61,5	60,7	548,6	200,7	137,4	294,6	156,2	154,2	Regal Sedan
wagons	116	218,2		79,0		55,3		61,5	60,7	554,2	200,7	140,5	294,6	156,2	154,2	wagons
1975	total	Century		Century Custom		Century Regal		Century Coupe	Century Coupe	Regal Coupe		Century	Century Custom	Century Regal	total	1975
Hardtop Coupe	129.168	39.556	C2	32.966	Cf2	56.646	Cf2	- Special (V6)	+ Gran Sport	+ S/R		22%	18%	31%	70%	Hardtop Coupe
Hardtop Sedan	42.796	22.075	S4w6	9.995	S4w6	10.726	S4w6	+ Landau		+ Landau		12%	5%	6%	23%	Hardtop Sedan
Station Wagon	11.494	4.416	W4	7.078	W4			Century Custom & Regal Coupe:		Station Wagon:		2%	4%		6%	Station Wagon
	183.458	66.047		50.039		67.372		+ Hurst hatch roof		+ woodgrain		36%	27%	37%	100%
1975	w/b	length		width		height		fr track	rear track	length	width	height	w/b	front track	rr track	1975
Century Coupe	112	209,5		79,0		53,5		61,5	60,7	532,1	200,7	135,9	284,5	156,2	154,2	Century Coupe
Regal (height + Custom) Coupe	112	212,0		79,0		53,3		61,5	60,7	538,5	200,7	135,4	284,5	156,2	154,2	Regal (height + Custom) Coupe
Century Sedan	116	213,5		79,0		54,1		61,5	60,7	542,3	200,7	137,4	294,6	156,2	154,2	Century Sedan
Regal Sedan	116	216,0		79,0		54,1		61,5	60,7	548,6	200,7	137,4	294,6	156,2	154,2	Regal Sedan
wagons	116	218,2		79,0		55,3		61,5	60,7	554,2	200,7	140,5	294,6	156,2	154,2	wagons
Coupe new sheet metal																Coupe new sheet metal
1976	total	Century		Century Custom		Regal		Century Coupe		Regal Coupe		Century	Century Custom	Regal	total	1976
Hardtop Coupe	217.982	59.448	C2	34.036	Cf2	124.498	Cf2	- Special (V6)		+ S/R		19%	11%	41%	71%	Hardtop Coupe
Hardtop Sedan	70.478	33.632	S4w6	19.728	S4w6	17.118	S4w6	+ Landau		+ Landau		11%	6%	6%	23%	Hardtop Sedan
Station Wagon	16.625			16.625	W4			Century Custom & Regal Coupe:		Station Wagon:			5%		5%	Station Wagon
	305.085	93.080		70.389		141.616		+ Hurst hatch roof		+ woodgrain		31%	23%	46%	100%
											V6	71%	31%	23%	39%
											V8	29%	69%	77%	61%
1976	w/b	length		width		height		fr track	rear track	length	width	height	w/b	front track	rr track	1976
Century Coupe	112	209,7		77,0		52,8		61,5	60,7	532,6	195,6	134,1	284,5	156,2	154,2	Century Coupe
Century Custom, Regal Coupe	112	209,7		77,0		52,6		61,5	60,7	532,6	195,6	133,6	284,5	156,2	154,2	Century Custom, Regal Coupe
sedans	116	213,5		79,0		53,6		61,5	60,7	542,3	200,7	136,1	294,6	156,2	154,2	sedans
wagons	116	218,2		79,0		55,3		61,5	60,7	554,2	200,7	140,5	294,6	156,2	154,2	wagons
1977	total	Century		Century Custom		Regal		Century Coupe		Regal Coupe		Century	Century Custom	Regal	total	1977
Coupe	248.258	52.864	C2	20.834	Cf2	174.560	Cf2	- Special (V6)		+ S/R		16%	6%	53%	76%	Coupe
Sedan	60.656	29.065	S4w6	13.645	S4w6	17.946	S4w6	+ Landau		+ Landau		9%	4%	5%	18%	Sedan
Station Wagon	19.282			19.282	W4			Century Custom & Regal Coupe:		Station Wagon:			6%		6%	Station Wagon
	328.196	81.929		53.761		192.506		+ Hurst hatch roof		+ woodgrain		25%	16%	59%	100%
																	Century	Century Custom
											V6	69%	23%	19%	32%		56.132	12142	68.274
											V8	31%	77%	81%	68%		25797	41.619	67.416
1977	w/b	length		width		height		fr track	rear track	length	width	height	w/b	front track	rr track	1977
coupes	112	209,8		76,5		52,7		61,5	60,7	532,9	194,3	133,9	284,5	156,2	154,2	coupes
sedans	116	213,6		79,0		53,6		61,5	60,7	542,5	200,7	136,1	294,6	156,2	154,2	sedans
wagons	116	218,3		79,0		55,3		61,5	60,7	554,5	200,7	140,5	294,6	156,2	154,2	wagons
C: Coupe, S: Sedan, W: Wagon, Cv: Convertible, h: hardtop, f: formal roof, w6: 6-window
Note: As Toyota's flagship was called Century, the intermediate Buicks were sold in Japan as Buick Luxus, Gran Sport and Regal
https://mjs.home.xs4all.nl/Buick%20Century%20web.htm
American Cars 1962-1977