| | L69 | | 1973 | | BUICK LeSABRE | | | 4-dr
sedan | | 124" | | 350ci V8 2bbl 150hp | | | | 240 | | 800 | | 2400 | | 3200 | | 4800 | | 7200 | | |
| | L39 | | 1973 | | BUICK LeSABRE | | | 4-dr hardtop sedan | | 124" | | 350ci V8 2bbl 150hp | | | | 270 | | 900 | | 2700 | | 3600 | | 5400 | | 8100 | | |
| | L57 | | 1973 | | BUICK LeSABRE | | | 2-dr hardtop coupe | | 124" | | 350ci V8 2bbl 150hp | | | | 390 | | 1300 | | 3900 | | 5200 | | 7800 | | 11700 | | |
| | N69 | | 1973 | | BUICK LeSABRE CUSTOM | | | 4-dr sedan | | 124" | | 350ci V8 2bbl 150hp | | | | 255 | | 850 | | 2550 | | 3400 | | 5100 | | 7650 | | |
| | N39 | | 1973 | | BUICK LeSABRE CUSTOM | | | 4-dr hardtop sedan | | 124" | | 350ci V8 2bbl 150hp | | | | 285 | | 950 | | 2850 | | 3800 | | 5700 | | 8550 | | |
| | N57 | | 1973 | | BUICK
LeSABRE CUSTOM | | | 2-dr
hardtop coupe | | 124" | | 350ci V8 2bbl 150hp | | | | 405 | | 1350 | | 4050 | | 5400 | | 8100 | | 12150 | | |
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| | L69 | | 1973 | | BUICK LeSABRE | | | 4-dr
sedan | | 124" | | 350ci V8 4bbl 175hp | | | | 330 | | 1100 | | 3300 | | 4400 | | 6600 | | 9900 | | |
| | L39 | | 1973 | | BUICK LeSABRE | | | 4-dr hardtop sedan | | 124" | | 350ci V8 4bbl 175hp | | | | 360 | | 1200 | | 3600 | | 4800 | | 7200 | | 10800 | | |
| | L57 | | 1973 | | BUICK LeSABRE | | | 2-dr hardtop coupe | | 124" | | 350ci V8 4bbl 175hp | | | | 480 | | 1600 | | 4800 | | 6400 | | 9600 | | 14400 | | |
| | N69 | | 1973 | | BUICK LeSABRE CUSTOM | | | 4-dr sedan | | 124" | | 350ci V8 4bbl 175hp | | | | 345 | | 1150 | | 3450 | | 4600 | | 6900 | | 10350 | | |
| | N39 | | 1973 | | BUICK LeSABRE CUSTOM | | | 4-dr hardtop sedan | | 124" | | 350ci V8 4bbl 175hp | | | | 375 | | 1250 | | 3750 | | 5000 | | 7500 | | 11250 | | |
| | N57 | | 1973 | | BUICK
LeSABRE CUSTOM | | | 2-dr
hardtop coupe | | 124" | | 350ci V8 4bbl 175hp | | | | 495 | | 1650 | | 4950 | | 6600 | | 9900 | | 14850 | | |
| | P39 | | 1973 | | BUICK CENTURIAN | | | 4-dr hardtop sedan | | 124" | | 350ci V8 4bbl 175hp | | | | 405 | | 1350 | | 4050 | | 5400 | | 8100 | | 12150 | | |
| | P57 | | 1973 | | BUICK CENTURIAN | | | 2-dr hardtop coupe | | 124" | | 350ci V8 4bbl 175hp | | | | 555 | | 1850 | | 5550 | | 7400 | | 11100 | | 16650 | | |
R | | P67 | | 1973 | | BUICK CENTURIAN | | | 2-dr convertible | | 124" | | 350ci V8 4bbl 175hp | | | | 780 | | 2600 | | 7800 | | 10400 | | 15600 | | 23400 | | |
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| | L69 | | 1973 | | BUICK LeSABRE | | | 4-dr
sedan | | 124" | | 455ci V8 4bbl 225hp | | | | 450 | | 1500 | | 4500 | | 6000 | | 9000 | | 13500 | | |
| | L39 | | 1973 | | BUICK LeSABRE | | | 4-dr hardtop sedan | | 124" | | 455ci V8 4bbl 225hp | | | | 480 | | 1600 | | 4800 | | 6400 | | 9600 | | 14400 | | |
| | L57 | | 1973 | | BUICK LeSABRE | | | 2-dr hardtop coupe | | 124" | | 455ci V8 4bbl 225hp | | | | 600 | | 2000 | | 6000 | | 8000 | | 12000 | | 18000 | | |
| | N69 | | 1973 | | BUICK LeSABRE CUSTOM 455 | | | 4-dr sedan | | 124" | | 455ci V8 4bbl 225hp | | | | 465 | | 1550 | | 4650 | | 6200 | | 9300 | | 13950 | | |
| | N39 | | 1973 | | BUICK LeSABRE CUSTOM 455 | | | 4-dr hardtop sedan | | 124" | | 455ci V8 4bbl 225hp | | | | 495 | | 1650 | | 4950 | | 6600 | | 9900 | | 14850 | | |
| | N57 | | 1973 | | BUICK
LeSABRE CUSTOM 455 | | | 2-dr
hardtop coupe | | 124" | | 455ci V8 4bbl 225hp | | | | 615 | | 2050 | | 6150 | | 8200 | | 12300 | | 18450 | | |
| | P39 | | 1973 | | BUICK CENTURIAN | | | 4-dr hardtop sedan | | 124" | | 455ci V8 4bbl 225hp | | | | 525 | | 1750 | | 5250 | | 7000 | | 10500 | | 15750 | | |
| | P57 | | 1973 | | BUICK CENTURIAN | | | 2-dr hardtop coupe | | 124" | | 455ci V8 4bbl 225hp | | | | 645 | | 2150 | | 6450 | | 8600 | | 12900 | | 19350 | | |
R | | P67 | | 1973 | | BUICK CENTURIAN | | | 2-dr convertible | | 124" | | 455ci V8 4bbl 225hp | | | | 870 | | 2900 | | 8700 | | 11600 | | 17400 | | 26100 | | |
| | T39 | | 1973 | | BUICK ELECTRA 225 | | | 4-dr hardtop sedan | | 127" | | 455ci V8 4bbl 225hp | | 17189 | | 540 | | 1800 | | 5400 | | 7200 | | 10800 | | 16200 | | |
| | T37 | | 1973 | | BUICK
ELECTRA 225 | | | 2-dr hardtop
coupe | | 127" | | 455ci V8 4bbl 225hp | | 9224 | | 690 | | 2300 | | 6900 | | 9200 | | 13800 | | 20700 | | |
| | V39 | | 1973 | | BUICK ELECTRA 225 CUSTOM | | | 4-dr hardtop sedan | | 127" | | 455ci V8 4bbl 225hp | | 107031 | | 555 | | 1850 | | 5550 | | 7400 | | 11100 | | 16650 | | |
| | V37 | | 1973 | | BUICK
ELECTRA 225 CUSTOM | | | 2-dr
hardtop coupe | | 127" | | 455ci V8 4bbl 225hp | | 44328 | | 705 | | 2350 | | 7050 | | 9400 | | 14100 | | 21150 | | |
| | V39 | | 1973 | | BUICK ELECTRA 225 CUSTOM LIMITED | | | 4-dr hardtop sedan | | 127" | | 455ci V8 4bbl 225hp | | | | 600 | | 2000 | | 6000 | | 8000 | | 12000 | | 18000 | | |
| | V37 | | 1973 | | BUICK
ELECTRA 225 CUSTOM LIMITED | | | 2-dr hardtop coupe | | 127" | | 455ci V8 4bbl 225hp | | | | 750 | | 2500 | | 7500 | | 10000 | | 15000 | | 22500 | | |
| | R35 | | 1973 | | BUICK ESTATE WAGON | | | 4-dr station wagon 2s | | 127" | | 455ci V8 4bbl 225hp | | 12282 | | 540 | | 1800 | | 5400 | | 7200 | | 10800 | | 16200 | | |
| | R45 | | 1973 | | BUICK
ESTATE WAGON | | | 4-dr
station wagon 3s | | 127" | | 455ci V8 4bbl 225hp | | 23513 | | 555 | | 1850 | | 5550 | | 7400 | | 11100 | | 16650 | | |
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| | P39 | | 1973 | | BUICK CENTURIAN | | | 4-dr
hardtop sedan | | 124" | | Stage 1 455ci V8 4bbl 250hp | | | | 570 | | 1900 | | 5700 | | 7600 | | 11400 | | 17100 | | |
| | P57 | | 1973 | | BUICK CENTURIAN | | | 2-dr hardtop coupe | | 124" | | Stage 1 455ci V8 4bbl 250hp | | | | 690 | | 2300 | | 6900 | | 9200 | | 13800 | | 20700 | | |
R | | P67 | | 1973 | | BUICK CENTURIAN | | | 2-dr convertible | | 124" | | Stage 1 455ci V8 4bbl 250hp | | | | 915 | | 3050 | | 9150 | | 12200 | | 18300 | | 27450 | | |
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| | | | | | PRODUCTION TOTAL FOR SELECT MODELS: | | | | | | | | | | | | | | | | | | | | | | | |
| | | | | | 1973 BUICK LeSABRE 4-dr town sedan | | | | | | | | | 29649 | | | | | | | | | | | | | | |
| | | | | | 1973 BUICK LeSABRE 4-dr hardtop sedan | | | | | | | | | 13413 | | | | | | | | | | | | | | |
| | | | | | 1973 BUICK LeSABRE 2-dr hardtop coupe | | | | | | | | | 14061 | | | | | | | | | | | | | | |
| | | | | | 1973 BUICK LeSABRE CUSTOM 4-dr sedan | | | | | | | | | 42845 | | | | | | | | | | | | | | |
| | | | | | 1973 BUICK LeSABRE CUSTOM 4-dr hardtop sedan | | | | | | | | | 55879 | | | | | | | | | | | | | | |
| | | | | | 1973 BUICK LeSABRE CUSTOM 2-dr hardtop coupe | | | | | | | | | 41425 | | | | | | | | | | | | | | |
| | | | | | 1973 BUICK CENTURIAN 4-dr hardtop sedan | | | | | | | | | 22354 | | | | | | | | | | | | | | |
| | | | | | 1973 BUICK CENTURIAN 2-dr hadtop coupe | | | | | | | | | 16883 | | | | | | | | | | | | | | |
| | | | | | 1973 BUICK CENTURIAN 2-dr convertible | | | | | | | | | 5739 | | | | | | | | | | | | | | |
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| | | | | | ADDS AND DEDUCTS: | | | | | | | | | | | S | | 2 | | 4 | | 6 | | 8 | | 10 | | 1973 |
| | | | | | ADD FOR FACTORY CHROME PLATED WHEELS | | | | | | | | | | | 60 | | 200 | | 600 | | 800 | | 1200 | | 1800 | | |
| | | | | | ADD FOR FACTORY WIRE WHEELS | | | | | | | | | | | 45 | | 150 | | 450 | | 600 | | 900 | | 1350 | | |
| | | | | | ADD FOR FACTORY SUNROOF | | | | | | | | | | | 45 | | 150 | | 450 | | 600 | | 900 | | 1350 | | |
| | | | | | ADD FOR FACTORY VINYL ROOF (Std. CENTURIAN) | | | | | | | | | | | 15 | | 50 | | 150 | | 200 | | 300 | | 450 | | |
| | | | | | ADD FOR LUGGAGE RACK (station wagon) | | | | | | | | | | | 30 | | 100 | | 300 | | 400 | | 600 | | 900 | | |
| | | | | | ADD FOR POWER SEAT (std. ELECTRA LIMITED) | | | | | | | | | | | 15 | | 50 | | 150 | | 200 | | 300 | | 450 | | |
| | | | | | ADD FOR POWER WINDOWS (std. ELECTRA LIMITED) | | | | | | | | | | | 15 | | 50 | | 150 | | 200 | | 300 | | 450 | | |
| | | | | | ADD FOR WOODGRAIN TRIM (station wagon) | | | | | | | | | | | 30 | | 100 | | 300 | | 400 | | 600 | | 900 | | |
| | | | | | DEDUCT FOR MISSING FENDER SKIRT (ELECTRA) | | | | | | | | | | | 15 | | 50 | | 150 | | 200 | | 300 | | 450 | | |
| | | | | | DEDUCT FOR NON-FACTORY STYLE WHEELS | | | | | | | | | | | 45 | | 150 | | 450 | | 600 | | 900 | | 1350 | | |
| | | | | | DEDUCT FOR UNRESTORED CONVERTIBLE TOP | | | | | | | | | | | 75 | | 250 | | 750 | | 1000 | | 1500 | | 2250 | | |
| | | | | | DEDUCT WITHOUT FACTORY AIR CONDITIONING | | | | | | | | | | | 45 | | 150 | | 450 | | 600 | | 900 | | 1350 | | |
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