What is a 1973 Corvette VIN Decoder?

A 1973 Corvette VIN Decoder helps you unlock key details about your Chevrolet Corvette C3, including the model year, engine specifications, body style, production plant, and original color options.

How do I decode a 1973 Corvette VIN?

You can decode your 1973 Corvette's VIN using our free VIN Decoder tool, which provides factory details, engine specs, and other key information about your Corvette.

Why is decoding a 1973 Corvette VIN important?

Decoding the VIN is essential for verifying your Corvette's authenticity, checking for matching numbers, and learning more about the vehicle's history, specifications, and original colors.

Where do 1973 Corvette specs come from?

The specifications and VIN decoding information are sourced from the official GM 1973 Corvette Vehicle Information Kit, ensuring accuracy and authenticity.

1973 Corvette VIN Decoder & Specs

Corvette C3 Year-by-Year Changes and Spotter's Guide: Corvette C3 Years

Corvette C3 Specs by year:

How to Decode Your 1973 Corvette VIN – Full Breakdown & Guide

Uncover the detailed specifications of your 1973 Corvette with our VIN and trim tag decoder. Input your VIN to learn about the engine, body, and transmission options. This tool helps confirm your car's authenticity and production details. The trim tag analysis provides original color codes and build date, crucial for historical preservation.

VIN
Trim tag

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1973 VIN range

1Z37J3S400001 – 1Z37J3S434464

1973 Corvette GM advertisement showcasing the iconic design and features of the 1973 Corvette model — 1973 Corvette Advertisement – Showcasing the Classic Design

In 1973, a total of 30,464 Corvettes were manufactured, comprising 25,521 Coupes and 4,943 Convertibles.

You can use the Corvette C3 Decoder to decode other Corvette 1973 codes and view Corvette 1973 charts on the Corvette C3 chart article.All specifications and VIN decoding details are based on official Chevrolet data from GM’s 1973 Corvette Vehicle Information Kit .

1973 Corvette Specifications

Explore the spectrum of colors offered for the 1973 Corvette. This section provides a detailed list of exterior and interior colors, including their corresponding color codes and visual samples. Use this guide to confirm the original factory colors of your 1973 Corvette.

Exterior Colors

Code	Color	Color sample
910	Classic White
914	Silver
922	Medium Blue
927	Dark Blue
945	Blue-Green
947	Elkhart Green
952	Bright Yellow
953	Yellow Metallic
976	Mille Miglia Red
980	Orange

Interior Colors

The 1973 Corvette offered buyers a choice of either leather or vinyl interior upholstery. Color options varied slightly depending on the chosen material.

Code	Color	Color sample
400	Black Vinyl
404	Black Leather
407	Red Vinyl
412	Blue Vinyl
417	Saddle Vinyl
421	Saddle Leather

Color combinations

In 1973, Corvette buyers had the opportunity to personalize their interiors through a range of color options. Chevrolet provided leather and vinyl choices, allowing for combinations that matched their exterior paint.

Exterior	Quantity	Interior
Classic White	n/a	Black / Dark Red / Dark Saddle / Midnight Blue / Medium Saddle
Silver	n/a	Black / Dark Red / Dark Saddle / Midnight Blue / Medium Saddle
Medium Blue	n/a	Black / Midnight Blue / M
Dark Blue	n/a	Black / Dark Red / Midnight Blue / Medium Saddle
Blue-Green	n/a	Black / Dark Red / Dark Saddle / Medium Saddle
Elkhart Green	n/a	Black / Medium Saddle
Yellow	n/a	Black / Dark Saddle / Midnight Blue
Metallic Yellow	n/a	Black / Midnight Blue
Mille Miglia Red	n/a	Black / Dark Red / Dark Saddle / Midnight Blue / Medium Saddle
Orange	n/a	Black / Medium Saddle / Midnight Blue / Dark Saddle

Chassis

Wheelbase	Length	Width	Weight
98 in	182.5 in	69.0 in	Coupe: Curb: 3,407 lb; Shipping: 3,326 lb Convertible: Curb: 3,414 lb; Shipping: 3,333 lb

Curb weight: Weight of the empty vehicle ready to drive. Shipping weight plus the weight of gasoline and water.

Shipping weight: Weight of the basic vehicle with regular equipment, grease, and oil. Weight of gasoline and water not included.

1973 Corvettes were outfitted with GR70-15 radial tires. Learn more about the tires used on Corvettes in the article Corvette C3 RPM Calculator.

Engines

Engine Code	Order Code	CI	HP	Equipment
CKZ	L48	350	190	4-Speed
CLA	L48	350	190	TH400
CLB	L48 (California)	350	190	4-Speed
CLC	L48 (California)	350	190	TH400
CLD	L82	350	250	TH400
CLH	L82 (California)	350	250	TH400
CLR	L82	350	250	4-Speed
CLS	L82 (California)	350	250	4-Speed
CWM	LS4	454	275	4-Speed
CWR	LS4	454	275	TH400
CWS	LS4 (California)	454	275	TH400
CWT	LS4 (California)	454	275	4-Speed

You can read more from the Corvette C3 Engines article.

Transmissions

Code	Type	Transmission
P	Manual	Muncie 4-Speed
A	Manual	M20 Muncie 4-Speed with wide gear ratio
B	Manual	M21 Muncie 4-Speed with close gear ratio
CK	Automatic	Turbo Hydra-Matic 400 with L48 350 engine
CY	Automatic	Turbo Hydra-Matic 400 with L82 350 engine
CS	Automatic	Turbo Hydra-Matic 400 with 454 engine

You can read more from the Corvette C3 Transmissions article.

1973 Corvette RPO

Chevrolet offered a number of options to allow buyers to customize their Corvette to their exact specifications.

Code	Option	Total
1YZ37	Corvette sport coupe	25,521
1YZ67	Corvette convertible	4,943
Base	Vinyl trim	17,030
-	Leather trim	13,434
A31	Power windows	14,024
A85	Custom shoulder harness	788
C07	Auxiliary hardtop	1,328
C08	Auxiliary hardtop vinyl	323
C50	Rear window defroster	4,412
C60	Air conditioning	21,578
J50	Power brakes	24,168
LS4	454 275 hp engine	4,412
L48	350 180 hp engine	20,342
L82	350 250 hp engine	5,710
M20	4-speed standard manual transmission	8,833
M21	4-speed close-ratio manual transmission	3,704
M40	Turbo Hydra-Matic transmission	17,927
N37	Tilt & telescopic steering column	17,949
N40	Power steering	27,872
P02	Deluxe wheel trim covers	1,739
QRM	GR70 x 15 white stripe radial tires	19,903
QRX	GR70 x 15 blackwall radial tires	6,020
QRZ	GR70 x 15 white lettered radial tires	4,541
T60	Heavy-duty battery	4,912
U58	AM-FM stereo radio	12,482
U69	AM-FM radio	17,598
UF1	Map light	8,186
UL5	Radio delete	384
YF5	California emissions	3,008
YJ8	Aluminum wheels	4
-	Rear axle ratio selection	1,791

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