C4 RPO Codes for Corvette.
* 00L -- Only primer secondary (lower) exterior
* 00U -- Only primer exterior
* 01L -- Special non‑Corvette secondary (lower) exterior
* 01U -- Special non‑Corvette exterior
* 02L -- Special not color charted secondary (lower)
C4 RPO Codes exterior
* 02U -- Special not color charted exterior
* 05L -- Dark purple Metallic secondary (lower) exterior
* 05U -- Dark purple Metallic exterior
* 103 -- White leather interior 1984‑92
* 103 -- Arctic White leather interior 1993‑96
* 10I -- Arctic White interior
* 10T -- Arctic White convertible top
* 10U -- White exterior 1984‑92
* 10U -- Arctic White exterior 1993‑96
* 113 -- White leather interior
* 119 -- White safety belts
* 11P -- White wheels
* 11T -- White vinyl convertible top
* 122 -- Graphite leather interior
* 12C -- Graphite cloth interior
* 12I -- Graphite interior trim
* 12V -- Graphite cloth sport seats
* 13L -- Silver Metallic secondary (lower) exterior
* 13U -- Silver Metallic exterior 1985‑88
* 13U -- Sebring Silver Metallic exterior 1996
* 143 -- Light Gray leather interior
* 144 -- Light Gray leather interior
* 14I -- Light Gray interior trim
* 152 -- Medium Gray leather interior
* 15C -- Medium Gray cloth interior
* 15I -- Medium Gray interior trim
* 15V -- Medium Gray cloth sport seats
* 16L -- Bright Silver Metallic secondary (lower) exterior
* 16T -- Bright White convertible top
* 16U -- Bright Silver Metallic exterior
* 17P -- Silver Gray wheels
* 18L -- Medium Gray Metallic secondary (lower) exterior
* 18U -- Medium Gray Metallic exterior
* 192 -- Black leather interior
* 193 -- Black leather interior
* 194 -- Black leather interior
* 195 -- Black leather interior
* 199 -- Black safety belts
* 19C -- Black cloth interior
* 19G -- Black cloth interior
* 19I -- Black interior trim
* 19T -- Black convertible top
* 19U -- Black exterior
* 1AA -- Delete marketed base option package
* 1AY -- Stock order
* 1AZ -- Modification stock order or order sold
* 1BL -- Components of Z51 performance handling package
* 1CS -- Modification order caravan driveway
* 1DA -- Sequencing schedule 01
* 1DB -- Sequencing schedule 02
* 1DC -- Sequencing schedule 03
* 1DD -- Sequencing schedule 04
* 1DE -- Sequencing schedule 05
* 1DF -- Sequencing schedule 06
* 1DG -- Sequencing schedule 07
* 1DH -- Sequencing schedule 08
* 1DI -- Sequencing schedule 09
* 1DJ -- Sequencing schedule 10
* 1DK -- Sequencing schedule 11
* 1DL -- Sequencing schedule 12
* 1DM -- Sequencing schedule 13
* 1DN -- Sequencing schedule 14
* 1DO -- Sequencing schedule 15
* 1DP -- Sequencing schedule 16
* 1DQ -- Sequencing schedule 17
* 1DR -- Sequencing schedule 18
* 1DS -- Sequencing schedule 19
* 1DT -- Sequencing schedule 20
* 1DU -- Sequencing schedule 21
* 1DV -- Sequencing schedule 22
* 1DW -- Sequencing schedule 23
* 1DX -- Sequencing schedule 24
* 1DY -- Sequencing schedule 25
* 1DZ -- Sequencing schedule 26
* 1SA -- Marketed option package 1
* 1SB -- Marketed option package 2
* 1SC -- Marketed option package 3
* 1SD -- Marketed option package 4
* 1SE -- Marketed option package 5
* 1SF -- Marketed option package 6
C4 RPO Codes
* 207 -- Sport package
* 20L -- Light Blue Metallic secondary (lower) exterior
* 20U -- Light Blue Metallic exterior 1984‑85
* 20U -- Medium Blue Metallic exterior 1986‑89
* 212 -- Blue leather interior
* 21C -- Blue cloth interior
* 21I -- Medium Blue interior trim
* 219 -- Medium Blue safety belts
* 223 -- Steel Blue leather interior
* 229 -- Steel Blue safety belts
* 22I -- Steel Blue interior trim
* 22T -- Blue convertible top
* 23L -- Medium Blue Metallic secondary (lower) exterior
* 23U -- Medium Blue Metallic exterior
* 24S -- Blue tint roof panel
* 25L -- Steel Blue Metallic secondary (lower) exterior
C4 RPO codes
* 25U -- Steel Blue Metallic exterior
* 282 -- Medium Blue leather interior
* 28C -- Medium Blue cloth interior
* 28I -- Medium Blue interior trim
* 28U -- Admiral Blue exterior 1994‑96
* 28U -- Dark Blue Metallic exterior 1988‑89
* 28V -- Medium Blue cloth sport seats
* 31U -- Arctic Pearl exterior
* 33L -- Light Driftwood Metallic secondary (lower) exterior
* 33U -- Light Driftwood Metallic exterior
* 34T -- Beige II convertible top
* 35U -- Yellow exterior
* 4001ZA -- Malcolm Konner Special Edition
* 40A -- White accent stripes
* 40L -- White secondary (lower) exterior
* 40U -- White exterior
* 41I -- Black interior trim
* 41L -- Black secondary (lower) exterior
* 41P -- Black wheels
* 41T -- Black convertible top
* 41U -- Black exterior
* 42U -- Turquoise Metallic exterior
* 43U -- Bright Aqua Metallic exterior
* 45U -- Polo green II Metallic exterior 1992‑93
* 45U -- Polo green Metallic exterior 1994‑96
* 53U -- Competition Yellow exterior 1990‑96
* 53U -- Gold Metallic exterior 1984‑87
* 592 -- Silver Beige leather interior
* 59L -- Silver Beige Metallic secondary (lower) exterior
* 59U -- Silver Beige Metallic exterior
* 602 -- Saddle leather interior
* 603 -- Saddle leather interior
* 609 -- Saddle safety belts
* 60C -- Saddle cloth interior
* 60I -- Saddle interior trim
* 622 -- Saddle cloth interior
* 62C -- Saddle cloth interior
* 62I -- Saddle interior trim
* 62V -- Saddle cloth sport seats
* 63L -- Light Bronze Metallic secondary (lower) exterior
* 63U -- Light Bronze Metallic exterior
* 643 -- Light Beige leather interior
* 649 -- Light Beige safety belts
* 64I -- Light Beige interior trim
* 64S -- Bronze roof panel
* 652 -- Bronze leather interior
* 65C -- Bronze cloth interior
* 65I -- Bronze interior trim
* 65V -- Bronze cloth sport seats
* 66U -- Copper Metallic exterior 1986‑94
* 66U -- Dark bronze Metallic exterior 1984‑85
* 67T -- Saddle vinyl convertible top
* 68T -- Beige convertible top
* 68U -- Dark red Metallic exterior 1989‑90
* 68U -- Ruby red Metallic exterior 1993
* 69U -- Medium brown Metallic exterior
* 703 -- Red leather interior
* 704 -- Red Collector edition leather interior
* 705 -- Red & black Grand Sport leather interior
* 70I -- Torch red interior trim
C4 RPO Codes
* A‑2 -- Leather seats
* A‑8 -- Leather sport seats
* A1E -- Oshawa delivery, additional windshield washer fluid
* A26 -- European windows
* A42 -- Standard leather seats
* A4G -- Canadian requirements deleted
* A51 -- Sport leather seats deleted
* A5J -- Canadian accounting purposes
* AC1 -- Power passenger sport seat
* AC3 -- Power driver sport seat
* ACM -- Vehicle lead unit
* AG1 -- Power driver sport seat
* AG2 -- Power passenger sport seat
* AG9 -- Power driver seat
* AJ3 -- Airbag restraint system
* AK5 -- Inflatable seats
* AQ9 -- Sport seats -- cloth (1984)
* AQ9 -- Sport seats -- leather
* AR9 -- Base seats -- leather
* AS8 -- Manual restraint seats
* AS9 -- Cloth sports seats
* AU0 -- Remote entry second transmitter
* AU3 -- Power door locks
* AV3 -- Cargo tie down fastener
* AX4 -- European manual restraint seat
* B‑8 -- Cloth sport seats
* B0A -- Production week 19
* B0B -- Production week 20
* B0C -- Production week 21
* B0D -- Production week 22
* B0E -- Production week 23
* B0F -- Production week 24
* B0G -- Production week 25
* B0H -- Production week 26
* B0J -- Production week 27
* B0K -- Production week 28
* B0L -- Production week 29
* B0M -- Production week 30
* B0N -- Production week 31
* B0P -- Production week 32
* B0Q -- Production week 33
* B0R -- Production week 34
* B0S -- Production week 35
* B0T -- Production week 36
* B0U -- Production week 37
* B0V -- Production week 38
* B0W -- Production week 39
* B0X -- Production week 52
* B0Y -- Production week 3
* B16 -- Special option package processing
* B1T -- Plant build‑out
* B1X -- Optional steering gear ratio
* B18 -- 35th anniversary interior ornamentation
* B2B -- Components of Z52 sport handling package
* B2K -- Callaway twin‑turbo
* B2M -- First three weeks orders
* B3W -- Advance price sheet
* B4H -- Export noise control modification
* B4M -- Custom feature package
* B4P -- Radiator cooling boost fan
* B4Z -- Custom option package
* B57 -- 35th anniversary exterior ornamentation
* B6R -- Decal package
* B74 -- Moldings for extra wide wheels
* B8M -- Production week 1
* B8N -- Production week 2
* B8P -- Production week 40
* B8Q -- Production week 41
* B8R -- Production week 42
* B8S -- Production week 43
* B8T -- Production week 44
* B8U -- Production week 45
* B8V -- Production week 46
* B8W -- Production week 47
* B8X -- Production week 48
* B8Y -- Production week 49
C4 RPO codes
* B8Z -- Production week 50
* B9A -- Production week 51
* B9C -- Production week 3
* B9D -- Production week 4
* B9E -- Production week 5
* B9F -- Production week 6
* B9G -- Production week 7
* B9H -- Production week 8
* B9K -- Cloth trim, Processing option
* BAG -- Lose parts package
* BGR -- Bowling Green assembly
* BP4 -- Radiator boost fan
* BX1 -- Front end special ornamentation
* BZ0 -- Production week 9
* BZ1 -- Production week 10
* BZ2 -- Production week 11
* BZ3 -- Production week 12
* BZ4 -- Production week 13
* BZ5 -- Production week 14
* BZ6 -- Production week 15
* BZ7 -- Production week 16
* BZ8 -- Production week 17
* BZ9 -- Production week 18
* C05 -- Convertible folding top
* C18 -- Export windshield washer, arms and blades
* C2L -- Dual removable roof panels
* C49 -- Electric rear window defogger
* C60 -- Manual air condition
* C68 -- Automatic electronic air condition
* CC2 -- Auxiliary hardtop
* CC3 -- Transparent roof panel
* CF7 -- Non‑transparent roof panel
* CK4 -- Delivery Greece
* CR5 -- Delivery Yugoslavia
* CR6 -- Delivery Poland
* CR7 -- Delivery Hungary
* CS0 -- Delivery The Czech republic
* CT1 -- Delivery Belgium
* CT2 -- Delivery Austria
* CT3 -- Delivery Germany
* CT4 -- Delivery Luxembourg
* CT5 -- Delivery The Netherlands
* CT6 -- Delivery Italy
* CT7 -- Delivery Denmark
* CT9 -- Delivery Spain
* CU1 -- Delivery Norway
* CU2 -- Delivery Finland
* CU3 -- Delivery France
* CU4 -- Delivery Sweden
* CU5 -- Delivery Switzerland
* CU7 -- Delivery Kuwait
* CU8 -- Delivery Saudi Arabia
* CU9 -- Delivery United Kingdom
* CV3 -- Delivery Mexico
* CV5 -- Delivery Japan
* CV6 -- Delivery Chile
* CV7 -- Delivery England
* CVA1 -- Marketed option package 2
* CVAB -- Marketed option package 1
* CW1 -- Delivery Korea
* CW2 -- Delivery The Gulf States
* CW3 -- Delivery Asia or Pacific countries
* CW4 -- Delivery The Caribbeans
* CW6 -- Delivery Guam
* CW7 -- Delivery Puerto Rico or US Virgin Islands
* CW8 -- Delivery Mexico or to Mexican border dealer
* CW9 -- Delivery unregulated countries
* CX2 -- Delivery Columbia
* CX3 -- Delivery Ecuador
* CYA1 -- Marketed option package 2
* CYAB -- Marketed option package 1
* CZ1 -- Delivery Central America
* CZ2 -- Delivery China
* CZ3 -- Delivery Russia
* D3W -- Speedometer driven gear 25513044 red
* D3X -- Speedometer driven gear 25513049 green
* D36 -- Export inside rearview 10" tilt mirror
* D4D -- Speedometer driven gear 25513047
* D4L -- Speedometer driven gear 25513050 purple
* D60 -- Trim color compatibility override
* D64 -- Passenger vanity mirror
* D74 -- Illuminated driver vanity mirror
* D7A -- Speedometer driven gear 25513042 orange
* D7B -- Speedometer driven gear 25513043 orange
* D7C -- Speedometer driven gear 25513045
* D81 -- Vehicle sensor?
* D82 -- Special paint
* D84 -- Two‑tone paint
* D8I -- Speedometer sensor 10456089
* D8K -- Speedometer sensor 10456091
* D8L -- Speedometer sensor 10456092
* D98 -- Speedometer sensor 25007308 ?
* D9A -- Speedometer sensor 25007224
* D9B -- Speedometer sensor 85007308 ?
* DC7 -- Twin remote outside mirrors
* DC8 -- Breakaway side mirrors -- Europe
* DG7 -- Twin remote outside mirrors
* DL5 -- Roadside service information decal
* DL8 -- Twin remote heated outside mirrors
* DS1 -- Diplomatic sales
* E45 -- Protective convertible top cover
* E5C -- Delete speedometer adaptor
* E5Z -- Delete speedometer adaptor
* E9Z -- Delete speedometer key
* EXP -- Export vehicle
* F45 -- Selective real time damping
* F51 -- Heavy duty shock absorber
* F58 -- Heavy duty front stabilizer bar
* FE1 -- Base suspension
* FE3 -- Sport suspension
* FE7 -- High performance suspension
* FE9 -- Federal emission certification
* FG3 -- Preloaded gas shock absorbers
* FLT -- Fleet processing
* FX3 -- Selective ride and handling
* G44 -- Rear axle 3.07 ratio
* G87 -- Ring gear 8.50 inch
* G92 -- Rear axle performance ratio
C4 RPO codes
* GH0 -- Rear axle 3.54 ratio
* GM1 -- Rear axle 2.59 ratio
* GM3 -- Rear axle 3.45 ratio
* GT7 -- Rear axle 3.33 ratio
* GU2 -- Rear axle 2.73 ratio
* GW4 -- Rear axle 3.31 ratio
* HE3 -- Rear axle 3,07 ratio
* IL3 -- Interior trim design L3
* IL4 -- Interior trim design L4
* IL5 -- Interior trim design L5
* IP3 -- Interior trim design P3
* IPC -- Interior trim design (PC) (AR9) less finished parts
* J55 -- High performance brake package
* JL9 -- Anti‑lock front and rear disc brakes
* K05 -- Engine block heater
* K09 -- 120 amp generator
* K29 -- Powertrain control module
* K34 -- Cruise control
* K61 -- 97 amp generator
* K68 -- 105 amp generator
* K69 -- Additional ignition key
* K90 -- 108 amp generator
* KB2 -- Cast iron cylinder heads
* KC4 -- Engine oil cooler
* KG9 -- 140 amp generator
* KW2 -- 124 amp generator
* L83 -- Crossfire injection 5.7 L engine
* L98 -- Tuned port injection 5.7 L engine
* LT1 -- Sequential fuel injection Generation II 5.7 L engine
* LT4 -- Sequential fuel injection Generation III 5.7 L engine
* LT5 -- DOHC, 32 Valve 5.7 L engine
* M30 -- Automatic 4‑speed electronic transmission
* MAE -- Marketing area Europe
* MAU -- Unregulated marketing area
* MD8 -- Automatic 4‑speed transmission
* MK2 -- Manual 4‑speed Doug Nash transmission
* ML9 -- Manual 6‑speed, ZF‑transmission
* MM0 -- Automatic transmission
* MM4 -- 4‑speed manual transmission
* MN6 -- 6‑speed manual transmission
* MX0 -- Automatic transmission
* MY6 -- Manual 4‑speed transmission
* N82 -- Sport wheels equipment
* N84 -- Delete spare tire
* NA5 -- Federal emission system requirements
* NB1 -- Federal emission closed loop system
* NB6 -- California emission system, TIER 1
* NB8 -- California emission override
* NC7 -- Federal emission override
* NF2 -- Federal emission system, TIER 1
* NG1 -- New York state emissions package
* NG5 -- Fifty state certification emission registration
* NK4 -- Sport leather steering wheel
* NM5 -- Canada emission system
* NM8 -- Compatible leaded fuel system
* NN5 -- California emission package
* P43 -- Delete spare tire inflator
* PW9 -- Cast aluminum wheels, 16 x 9.5
* PX2 -- Aluminum wheels
* PY3 -- Aluminum wheels 16 x 8.5
* QA0 -- Styled aluminum wheels, 17 x 8.5"
* QA1 -- Styled aluminum wheels, 17 x 9.5"
* QA2 -- Styled aluminum wheels, 17 x 9.5" front, 17 x 11" rear
* QB6 -- Styled aluminum wheels 17 x 8.5" front, 17 x 9.5" rear
* QD2 -- Painted styled aluminum wheels 17 x 8.5" front, 17 x 9.5" rear
* QWT -- All tires P245/60 R15
* QZD -- 16" wheels with P255/50 VR16
* QZY -- All tires P255/50 ZR16
* R11 -- Service tech training center
* R6A -- Control sales item 1
* R6B -- Control sales item 2
* R6C -- Control sales item 3
* R6D -- Control sales item 4
* R6E -- Control sales item 5
* R6F -- Control sales item 6
* R6G -- Control sales item 7
* R6H -- Control sales item 8
* R6I -- Control sales item 9
* R6J -- Control sales item 10
* R6K -- Control sales item 11
* R6L -- Control sales item 12
* R6M -- Control sales item 13 New Jersey cost surcharge
* R6N -- Control sales item 14
* R6P -- Control sales item 15
* R6Q -- Control sales item 16
* R6R -- Control sales item 17
* R6S -- Control sales item 18
* R6T -- Control sales item 19
* R6U -- Control sales item 20
C4 RPO codes
* R6V -- Control sales item 21
* R6W -- Control sales item 22
* R6X -- Control sales item 23
* R6Y -- Control sales item 24
* R6Z -- Control sales item 25
* R7A -- Control sales item 26 special option processing
* R7B -- Control sales item 27
* R7C -- Control sales item 28
* R7D -- Control sales item 29
* R7E -- Control sales item 30
* R7F -- Control sales item 31
* R7G -- Control sales item 32
* R7H -- Control sales item 33
* R7I -- Control sales item 34
* R7J -- Control sales item 35
* R7K -- Control sales item 36 Special option processing
* R7L -- Control sales item 37
* R7M -- Control sales item 38
* R7N -- Control sales item 39
* R7P -- Control sales item 40
* R7Q -- Control sales item 41
* R7R -- Control sales item 42
* R7S -- Control sales item 43
* R7T -- Control sales item 44
* R7U -- Control sales item 45
* R7V -- Control sales item 46
* R7W -- Control sales item 47
* R7X -- Control sales item 48
* R7Y -- Control sales item 49
* R7Z -- Control sales item 50
* R8A -- Control sales item 51
* R8B -- Control sales item 52
* R8C -- Control sales item 53 National Corvette Museum delivery
* R8D -- Control sales item 54
* R8E -- Control sales item 55
* R8F -- Control sales item 56
* R8G -- Control sales item 57
* R8H -- Control sales item 58
* R8I -- Control sales item 59
C4 RPO codes
* R8J -- Control sales item 60
* R8K -- Control sales item 61
* R8L -- Control sales item 62
* R8M -- Control sales item 63
* R8N -- Control sales item 64
* R8P -- Control sales item 65
* R8Q -- Control sales item 66
* R8R -- Control sales item 67
* R8S -- Control sales item 68
* R8T -- Control sales item 69
* R8U -- Control sales item 70
* R8V -- Control sales item 71
* R8W -- Control sales item 72
* R8X -- Control sales item 73
* R8Y -- Control sales item 74
* R8Z -- Control sales item 75
* R9A -- Control sales item 76
* R9B -- Control sales item 77
* R9C -- Control sales item 78
* R9D -- Control sales item 79
* R9E -- Control sales item 80
* R9F -- Control sales item 81
* R9G -- Control sales item 82
* R9H -- Control sales item 83
* R9I -- Control sales item 84
* R9J -- Control sales item 85
* R9K -- Control sales item 86
* R9L -- Control sales item 87
* R9M -- Control sales item 88
* R9N -- Control sales item 89
* R9P -- Control sales item 90
* R9Q -- Control sales item 91
* R9R -- Control sales item 92
* R9S -- Control sales item 93
* R9T -- Control sales item 94
* R9U -- Control sales item 95
* R9V -- Control sales item 96
* R9W -- Control sales item 97
* R9X -- Control sales item 98
* R9Y -- Control sales item 99
* R9Z -- Control sales item 100
* SPECU -- Silver beige/black exterior
* SPU -- Silver beige/black exterior
* T61 -- Daytime running lights
* T72 -- Left hand traffic headlamps
* T90 -- Export signaling and marker lamps
* T93 -- Special tail and stop lamps
* TG1 -- Military personnel delivery
* U03 -- Horn noise regulation
* U04 -- havey duty radiator with transmission cooler
* U19 -- Kilometers and miles instrument cluster
* U1F -- Delco Bose stereo system with CD and cassette
* U52 -- Electronic instrument cluster
* U75 -- Power antenna
* UIF -- Delco Bose stereo system with CD and cassette
* UJ6 -- Low tire pressure warning system
* UL2 -- European radio frequencies
* UL5 -- Radio delete
* UM6 -- Electronically tuned stereo radio with cassette
* UN8 -- AM/FM stereo system with citizens band
* UQ4 -- Delco Bose four speaker system
* UU8 -- Delco Bose AM/FM stereo radio with cassette
* UX0 -- Delco Bose six speaker system
* UXC -- Special radio provisions
* UY5 -- Four speaker system
* UY6 -- Special wiring provisions
* V01 -- Heavy duty radiator
* V08 -- Heavy duty cooling
* V56 -- Luggage carrier (convertible)
* V73 -- Vehicle statement certification, US or Canada
* V76 -- Tow hook
* V78 -- Delete vehicle statement
* V87 -- Vehicle statement, Gulf States organizations
* VB1 -- Shipping label Japan
* VC1 -- Price/fuel economy label and courtesy delivery
* VC2 -- Hydraulic brake fluid label
* VC4 -- Price/fuel economy label, Puerto Rico and Virgin
C4 RPO Codes Islands
* VC5 -- Shipping label, except US, US possessions or Japan
* VC7 -- Price/fuel economy label, Guam
* VD1 -- European option provisions
* VE1 -- Japanese option provisions
* VE2 -- Applied protector
* VG1 -- Underhood corrosion protector
* VG6 -- Bumper impact information label, California
* VG8 -- Vehicle label, notice to buyer
* VG9 -- Protector wax, exterior body
* VH3 -- Bumper impact information label, Hawaii
* VH5 -- Vehicle identification plate
* VJ9 -- California compliance emission label
* VK3 -- Front license plate mounting package
* VL2 -- Compact spare wheel caution label
* VL4 -- Front license plate mounting package
* VL5 -- Rear license plate mounting package
* VL6 -- Front license plate mounting package for Japan
* VL7 -- Information label front and rear bumper impact,
C4 RPO Codes New York
* VM3 -- Information consumer label, bumper impact standards
* VO1 -- Heavy duty radiator
* VQ8 -- Fleet program, guaranteed partial repurchase
* VS7 -- Non‑saleable vehicle
* VX7 -- Fleet program, cash on delivery, daily rental
* W82 -- Motor Trend Car of Year Decal
* W92 -- Direct sale
* WD0 -- Start of platform
* WD1 -- Pilot vehicle
* WD2 -- Prototype vehicle
* WDV -- Partial deductible warranty waiver
* WT9 -- Order modification for domestic delivery
* WY5 -- Performance package, extended mobility tires (EMT)
* X05 -- Sales processing option 14
* XAA -- Front tire P255/45 ZR17
* XAU -- Front tire P275/40 ZR17
* XCI -- Front tire P255/45 ZR17
* XFR -- Front tire P255/45 ZR17, EMT
* XJ5 -- Special equipment for Sweden
* Y6X -- Pre‑order evaluation test
* YAA -- Rear tire P285/40 ZR17
* YAU -- Rear tire P275/40 ZR17
* YBE -- Rear tire P315/35 ZR17
* YCI -- Rear tire 255/45 ZR17
* YE8 -- Corvette engineering department test vehicle
* YF5 -- California emissions package
C4 RPO codes
* YFR -- EMT rear tire P255/45 ZR17
* YFS -- EMT rear tire P285/40 ZR17
* Z01 -- 35th anniversary package
* Z07 -- Adjustable performance handling package
* Z15 -- Collector edition appearance package
* Z16 -- Grand Sport appearance package
* Z25 -- 40th anniversary appearance package
* Z31 -- Advance price sheet
* Z49 -- Mandatory Canadian base equipment modifications
* Z4Z -- Indy pace car replica
* Z51 -- Performance handling package
* Z52 -- Sport handling package
* Z6A -- Rear window and side mirror defoggers
* ZR1 -- Special performance package
* ZR6 -- GM show vehicle
* ZV1 -- Manufacturers statement of origin
