What is a 1974 Corvette VIN Decoder?

A 1974 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 1974 Corvette VIN?

You can decode your 1974 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 1974 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 1974 Corvette specs come from?

The specifications and VIN decoding information are sourced from the official GM 1974 Corvette Vehicle Information Kit, ensuring accuracy and authenticity.

1974 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 1974 Corvette VIN – Full Breakdown & Guide

Authenticate your 1974 Corvette and discover its factory specifications with our VIN and trim tag decoder. Enter your VIN to reveal engine, body, and transmission details. This decoder validates your car's production data. The trim tag information includes original interior and exterior colors and the production date, valuable for accurate restoration.

VIN
Trim tag

If you're having trouble decoding, please leave feedback so I can help resolve the issue.

1974 VIN range

1Z37J4S400001 – 1Z37J4S437502

1974 Corvette GM advertisement showcasing the iconic design and features of the 1974 Corvette model — 1974 Corvette Advertisement – Showcasing the Classic Design

In 1974, a total of 37,502 Corvettes were manufactured, comprising 32,028 Coupes and 5,474 Convertibles.

You can use the Corvette C3 Decoder to decode other Corvette 1974 codes and view Corvette 1974 charts on the Corvette C3 chart article. All specifications and VIN decoding details are based on official Chevrolet data from GM’s 1974 Corvette Vehicle Information Kit .

1974 Corvette Specifications

Get accurate color information for your 1974 Corvette. Below, you'll find a comprehensive listing of available exterior and interior colors, along with their color codes and visual representations. This guide is helpful for verifying the authentic factory colors of your 1974 Corvette model.

Exterior Colors

Code	Color	Color sample
910	Classic White
914	Silver
917	Corvette Gray
922	Corvette Medium Blue
948	Corvette Dark Green
956	Bright Yellow
968	Dark Brown
974	Medium Red
976	Mille Miglia Red
980	Corvette Orange

Interior Colors

The 1974 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
425	Dark Red Vinyl
413	Dark Blue Vinyl
415	Medium Saddle Vinyl
416	Medium Saddle Leather
406	Silver Vinyl
407	Silver Leather
408	Neutral Vinyl

Color combinations

The 1974 Corvette featured a variety of interior color choices, allowing customers to tailor their vehicle’s appearance. Chevrolet offered leather and vinyl options, enabling buyers to coordinate their interior with their exterior color.

Exterior	Quantity	Interior
Classic White	n/a	Black / Dark Blue / Dark Red / Neutral / Saddle / Silver
Silver Mist	n/a	Black / Dark Blue / Dark Red / Neutral / Silver
Corvette Gray	n/a	Black / Dark Blue / Dark Red / Neutral / Saddle / Silver
Corvette Medium Blue	n/a	Black / Dark Blue / Silver
Dark Green	n/a	Black / Neutral / Saddle / Silver
Bright Yellow	n/a	Black / Neutral / Saddle / Silver
Dark Brown	n/a	Black / Neutral / Saddle / Silver
Medium Red	n/a	Black / Dark Red / Neutral / Saddle / Silver
Mille Miglia Red	n/a	Black / Dark Red / Neutral / Saddle / Silver
Corvette Orange	n/a	Black / Neutral / Saddle / Silver

Chassis

Wheelbase	Length	Width	Weight
98 in	185.5 in	69.0 in	Coupe: Curb: 3,390 lb; Shipping: 3,309 lb Convertible: Curb: 3,396 lb; Shipping: 3,315 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.

1974 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	195	4-Speed
CLA	L48	350	195	TH400
CLB	L48(California)	350	195	4-Speed
CLC	L48(California)	350	195	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	270	4-Speed
CWR	LS4	454	270	TH400
CWS	LS4(California)	454	270	TH400
CWT	LS4(California)	454	270	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
W	Manual	Warner 4-Speed
CK	Automatic	Turbo Hydra-Matic 400 with L48 350 engine
CZ	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.

1974 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	32,028
1YZ67	Corvette convertible	5,474
A31	Power windows	23,940
Base	Vinyl trim	12,069
-	Leather trim	19,959
A85	Custom shoulder harness	618
C07	Auxiliary hardtop	2,612
C08	Auxiliary hardtop vinyl	367
C50	Rear window defroster	9,322
C60	Air conditioning	29,397
FE7	Gymkhana suspension	1,905
J50	Power brakes	33,306
LS4	454 270 hp engine	3,494
L48	350 195 hp engine	27,318
L82	350 250 hp engine	6,690
M20	4-speed standard manual transmission	8,862
M21	4-speed close-ratio manual transmission	3,494
M40	Turbo Hydra-Matic transmission	25,146
N37	Tilt-telescopic steering column	27,700
N40	Power steering	35,944
QRM	GR70 x 15 white stripe radial tires	9,140
QRN	GR70 x 15 blackwall radial tires	4,260
QRZ	GR70 x 15 white lettered radial tires	24,102
U05	Dual horns	5,258
U58	AM-FM stereo radio	19,581
U69	AM-FM radio	17,374
UA1	Heavy-duty battery	9,169
UF1	Map light	16,101
UL5	Radio delete	547
YF5	California emissions	-
Z07	Off-road suspension and brakes	47

Have insights to share? We welcome your expert feedback, technical discussions, and Corvette-related stories. Your contributions help keep this Corvette community thriving! Join the conversation below.