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.
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| 1973 VIN range | 1Z37J3S400001 – 1Z37J3S434464 |
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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Other articles
General information:
- Corvette C3 years
- Corvette Specs, Colors, etc. by year:
1968 1969 1970 1971 1972 1973 1974 1975 1976 1977 1978 1979 1980 1981 1982 - Is the Corvette C3 always a Stingray?
- Corvette C3 charts
- Corvette C3 books
- Mako Shark II
- Corvette L88
- Greenwood Corvettes
- Reader's Wheels: Corvette 1968
- Restomod Corvette C3s
- Corvette C3 Buyer's Checklist
Technical:
- Corvette C3 & Rochester Quadrajet
- Corvette C3 engines
- Corvette C3 transmissions
- Corvette C3 RPM calculator
- Corvette C3 emission systems
- Corvette C3 birdcage and rust
- Number matching and RPO
- Corvette C3 oils
Interior and Exterior Features:
- Corvette C3 Special Editions
- Corvette C3 cockpit / gauges
- Corvette C3 seats / seatbelts
- Corvette C3 door panels
- Corvette C3 emblems
- Corvette C3 side pipes (1969)
- Corvette C3 wheels
- Corvette C3 luggage racks
- Roof Options of the Corvette C3
