C3 --
Corvette Overview --
1981 VIN/Options
THE C3 CORVETTE - VIN/OPTIONS
1981 CORVETTE VEHICLE IDENTIFICATION NUMBERS (VIN)
1G1AY8764BS400001 - 1G1AY8764BS431611 (St. Louis)
1G1AY8764B5100001 - 1G1AY8764B5108995 (Bowling Green)

1 (First Digit) - Country.  1 - U.S. built / 2 - Canada built.
G (Second Digit) - Manufacturer.  G - General Motors
1 (Third Digit).  Make.  1 - Chevrolet
A (Fourth Digit). Restraint System.  A - Nonpassive/manual belts
Y (Fifth Digit) - Series.  Y - Corvette
87 (Sixth and Seventh Digit) - Body Type.  87 - Coupe 2-Door Plainback Special
6 (Eight Digit) - Engine Type. 6 - 5.7L 4BBL
4 (Ninth Digit) - Check Digit. This number will vary.
B (Tenth Digit) - Model Year. B - 1981
S or 5 (Eleventh Digit) - Plant. S - St. Louis / 5 - Bowling Green
4XXXXX or 1XXXXX (Twelfth thru Seventeenth Digits) - Plant Sequence Numbers. 
DISCLAIMER: While Corvsport.com makes every effort to ensure that this information is complete and accurate, you should always consult the manufacturer of your vehicle if you have a specific issue or question.
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VIN PLATE
Corvette VIN Plate Location
Figure 1
1981 CORVETTE VEHICLE SERIAL NUMBER PLATE
1981 CORVETTE BODY NUMBER TRIM AND POINT PLATE
Location:

Example:








A01 - Body build date code.
A - Designates the Month (See Charts Below).

St. Louis Build Date Codes:
A - Aug., 1980B - Sep., 1980C - Oct., 1980D - Nov., 1980E - Dec., 1980F - Jan., 1981
G - Feb., 1981H - Mar, 1981 I - Apr., 1981 J - May, 1981   K - Jun., 1981L - Jul., 1981

Bowling Green Build Date Codes:
B05 - Aug., 1980    B06 - Sep., 1980    B07 - Oct., 1980    B08 - Nov., 1980    B09 - Dec., 1980    B10 - Jan., 1981

01 - Designates the Day of the Month.
642 - Interior Trim code. 642 - Camel (Leather)
(Refer to the Interior Color Codes section of the 1981 Corvette Specification Page for a list of all Trim codes.)
59L - Exterior Color Code Upper. 59 - Beige
         (Refer to the Color Codes section of the 1981 Corvette Specification Page for a list of all exterior color codes.)
BODY NUMBER TRIM AND POINT PLATE
1981 Corvette Body Number Trim and Point Plate
1981 CORVETTE ENGINE PRODUCTION CODE
Location: 

Engine Identification Example:

V - Source Designation.
V - Flint, MI
0615 - Date Code. Month and Day. 0615 - June 15.
ZDA - Type Designation. ZDA - 350ci 190hp, 4-speed manual transmission.
         (Refer to the Engine Suffix section of the 1981 Corvette Specification Page for a list of all Type Designations.)

1981 CORVETTE ENGINE VIN DERIVATIVE (ST. LOUIS BUILT)
Engine VIN Derivative Example:

1 - Division.  1 - Chevrolet
B - Production Year.  B - 1981
S - Assembly Plant. S - St. Louis
4XXXXX - Vehicle Sequence Number

1981 CORVETTE ENGINE VIN DERIVATIVE (BOWLING GREEN BUILT)
Engine VIN Derivative Example:

1 - Division.  1 - Chevrolet
B - Production Year.  B - 1981
5 - Assembly Plant. 5 - Bowling Green
1XXXXX - Vehicle Sequence Number
1981 CORVETTE FACTORY OPTIONS
CODE:
1YY87
AU3
A42
CC1
C49
DG7
D84
FE7
F51
G92
K35
MM4
N90
QGR
QXH
UL5
UM4
UM5
UM6
UN5
U58
U75
V54
YF5
ZN1
DESCRIPTION:
Base Corvette Sport Coupe
Power Door Locks
Power Driver Seat
Removable Glass Roof Panels
Rear Window Defogger
Electric Sport Mirrors
Two-Tone Paint
Gymkhana Suspension
Heavy Duty Shock Absorbers
Performance Axle Ratio
Cruise Control
4-Speed Manual Transmission
Aluminum Wheels (4)
White Letter SBR Tires, P225 / 70R15
White Letter SBR Tires, P255 / 60R15
Radio Delete
AM-FM Radio, electronically tuned stereo with 8-track tape
AM-FM Radio, electronically tuned stereo with 8-track tape and CB
AM-FM Radio, electronically tuned stereo with cassette
AM-FM Radio, electronically tuned stereo with cassette and CB
AM-FM Radio, stereo
Power Antenna
Roof Panel Carrier
California Emission Certification
Trailer Package
QUANTITY:
40,606
36,322
29,200
29,095
36,893
13,567
5,352
7,803
1,128
2,400
32,522
5,757
36,485
21,939
18,004
315
8,262
792
22,892
2,349
5,145
32,903
3,303
4,951
916
RETAIL PRICE:
$16,258.52
$145.00
$183.00
$414.00
$119.00
$117.00
$399.00
$57.00
$37.00
$20.00
$155.00
$0.00
$428.00
$72.00
$491.22
--$118.00
$386.00
$712.00
$423.00
$750.00
$95.00
$55.00
$135.00
$46.00
$110.00
Base Corvette Sport Coupe (1YY87) -  The base price of the 1981 Chevrolet Corvette Coupe without any optional equipment.

Power Door Locks (AU3) - Factory installed power door locks.

Power Driver Seat (A42) - Six-way driver's side power seat.

Removable Glass Roof Panels (CC1) - Tinted glass lift-out roof panels.

Rear Window Defogger (C49) - An optional rear window forced air defogger.

Electric Sport Mirrors (DG7) - Electric, twin remote, sport mirrors.

Two-Tone Paint (D84) - Two-tone exterior paint scheme from the new Bowling Green plant included the following choices:

Gymkhana Suspension (FE7) - An optional, heavier-duty suspension system for higher levels of performance.

Heavy Duty Shock Absorbers (F51) -

Performance Axle Ratio (G92) -

Cruise Control (K35) - Cruise control allowed the car to maintain a set speed without the driver depressing the accelerator pedal.

4-Speed Manual Transmission (MM4) - 4-speed manual transmission.

Aluminum Wheels (4) (N90) - Included four aluminum wheels and a conventional steel spare.

White Letter Steel Belted Radial Tires, P225/70R15 (QGR) - Optional size tires with special raised white lettering.

White Letter Steel Belted Radial Tires, P255/60R15 (QXH) - Standard size tires with special raised white lettering.

Radio Delete (UL5) - Radio deletion for a credit of $118.00

AM-FM Radio, electronically tuned Stereo with 8-Track Tape (UM4) - The standard/stock radio equipped with an 8-Track Tape Player.

AM-FM Radio, electronically tuned Stereo with 8-Track Tape and CB (UM5) - The standard/stock radio equipped with a 8-Track Tape Deck and CB Radio.

AM-FM Radio, electronically tuned Stereo with Cassette (UM6) - The standard/stock radio equipped with a Cassette Tape Player.

AM-FM Radio, Stereo with Cassette and CB (UN5) - The standard/stock radio equipped with a Cassette Tape Player and CB Radio.

AM-FM Radio, Stereo (U58) - A standard/stock dealer installed Corvette radio.

Power Antenna (U75) - A rear deck antenna that retracts and extends when the radio or ignition is powered off and on respectively. The power antenna extends 31 inches.

Roof Panel Carrier (V54) - A carrier mounted to the rear deck for external transport of the removable roof panels.

California Emission Certification (YF5) -

Trailer Package (ZN1) - Factory installed trailer package.

NOTES: