Published September 29, 2026
The following Regular Production Option (RPO) codes are the factory options, paint codes, and interior codes listed for the 1991 Corvette on the 1991 VetteFacts production page. A code is included only when that year page lists it.
Label placement changes by model year. See where the Corvette RPO code label is located.
1991 Corvette RPO Codes
| RPO Code | Description |
|---|---|
| 10 | Exterior, White |
| 193 | Interior, Black Leather |
| 19C | Interior, Black Cloth |
| 1YY07 | Base Coupe |
| 1YY67 | Base Convertible |
| 223 | Interior, Blue Leather |
| 24S | Removable Roof Panel, blue tint |
| 25 | Exterior, Steel Blue Metallic |
| 35 | Exterior, Yellow |
| 41 | Exterior, Black |
| 42 | Exterior, Turquoise Metallic |
| 603 | Interior, Saddle Leather |
| 60C | Interior, Saddle Cloth |
| 64S | Removable Roof Panel, bronze tint |
| 733 | Interior, Red Leather |
| 75 | Exterior, Dark Red Metallic |
| 80 | Exterior, Quasar Blue Metallic |
| 81 | Exterior, Bright Red |
| 903 | Interior, Gray Leather |
| 91 | Exterior, Polo Green Metallic |
| 96 | Exterior, Charcoal Metallic |
| AC1 | Power Passenger Seat |
| AC3 | Power Driver Seat |
| AJ3 | Front Seat Inflatable Restraint System |
| AQ9 | Leather Sport Seats |
| AR9 | Base Leather Seats |
| B2K | Callaway Twin Turbo |
| C2L | Dual Removable Roof Panels |
| C60 | Manual Air Conditioning Controls |
| C68 | Electronic Air Conditioning |
| CC2 | Auxiliary Hardtop (Convert.) |
| CC3 | Removable Plastic Roof Panel |
| CF7 | Removable Roof Panel (Solid Body Color) |
| D3X | Speedometer Driven Gear (25513049) |
| D4L | Speedometer Driven Gear (25513050) |
| D7B | Speedometer Driven Gear (25513043) |
| D7C | Speedometer Driven Gear (25513045) |
| D8E | Vehicle Speed Sensor (10456021) |
| D8F | Vehicle Speed Sensor (10456022) |
| D8H | Vehicle Speed Sensor (10456039) |
| DC7 | Electronic LH & RH Outside Mirrors |
| DC8 | Electronic LH & RH Outside Mirrors |
| DL8 | LH/RH Heated Sport Mirrors |
| FE1 | Soft Ride Suspension |
| FE7 | Heavy Duty Suspension |
| FX3 | Selective Ride and Handling System |
| G44 | 3.07 Rear Axle Ratio |
| G92 | Performance Axle Ratio |
| GM1 | 2.59 Rear Axle Ratio |
| GM3 | 3.45 Rear Axle Ratio (8.5 in. Ring Gear) |
| GU2 | 2.73 Rear Axle Ratio |
| J55 | Heavy Duty Brakes |
| JL9 | Antilock Front and Rear Disc Brakes |
| K05 | Engine Block Heater (Canada Export only) |
| K09 | 120-Amp Generator |
| K68 | 105-Amp Generator |
| KC4 | Engine Oil Cooler |
| L98 | 8-Cyl., V8, 5.7L (Vin 8) Engine |
| LT5 | 8-Cyl., V8, 5.7L (Vin J) Engine |
| MD8 | 4-Spd. 4L60 Automatic Transmission |
| MN6 | 6-spd, Manual Transmission |
| NA5 | Federal Emission systems |
| NK4 | Sport Leather Steering Wheel |
| NN5 | California Emission Requirements |
| QA1 | Wheel, 17 x 9.5, Aluminum |
| QA2 | Wheels, 17 x 9.5 (Front), 17 x 11 (Rear), Aluminum |
| T61 | Daytime Running Lights |
| U19 | Miles & Kilometers Dash Cluster |
| U1F | Delco Bose CD Stereo System |
| U52 | Electronic Instrument Cluster |
| U75 | Power Antenna |
| UJ6 | Low Tire Pressure Warning System |
| UM6 | Bose Stereo w/ CD & Cassette, Seek/Scan, Clock, ETR Radio |
| UU8 | Delco Bose Stereo System |
| UXO | Dual Floor Sill & Extended Range Speaker System |
| V56 | Luggage Rack (convertible) |
| XAU | Front Tire, P275/40ZR17 |
| YAU | Rear Tire, P275/40ZR17 |
| YBE | Rear Tire, P315/35ZR17 |
| Z07 | Adjustable Suspension Pkg. (coupe) |
| ZR1 | Special Performance Handling Pkg. (coupe) |