Regular Production Option
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A Regular Production Option (RPO) is a 3-digit standardized code used by
Even base vehicles with few optional features will have multiple RPOs, since both standard components (like engine, transmission, and paint color) and extra cost options are assigned codes.
The complete configuration of a GM vehicle (as it exited the factory) can be described by specifying the base model and a complete list of its RPO codes.[1] Some dealerships are willing to run a VIN and print out its RPOs (with their definitions) free of charge. The records are in GMs' electronic database since at least the 1990 models. RPO decoder (for newer vehicles).
Beginning in (yr?), GM attached a Service Parts Identification (SPID) label in its vehicles, most often located on the back of the glovebox door OR in the trunk on the spare tire cover. The SPID lists all the RPOs built into that vehicle, in alphabetical order. These codes are sometimes needed during vehicle repairs to select the correct replacement parts. TECH TIP: Take a photo of the
In 2018, the RPO Sticker was replaced by a
RPO code details & format
RPOs may be generic options (available on all models over many years), or specific options (available only on specific models for limited years). RPOs codes are assigned to align with specific component groups and with UPC groups as tabulated below:
UPC Group | Component Group | RPO Codes |
---|---|---|
1 | Body | A01 - E99 |
2 | Chassis | F16-FY9 |
3 | Front Suspension | F40 - F99 |
4 | Rear Suspension | G01 - HY9 |
5 | Brakes | J00 – JY9 |
6 | Engine | K01 - L99 |
7 | Transmission | M01 - M99 |
8 | Exhaust & Emissions? | N01-N29, NA1-NN9 |
9 | Steering | N30 – NY9 |
10 | Wheels & Tires | P01- QY9 |
11 | Interior? | ? |
12 | Electrical & Instrument | T60 - U99 |
13 | Towing? | V01-VY99 |
14 | Bumpers & Misc. | V30 - V99 |
Special Items | Z01 - Z99 |
RPO codes as model names
A few RPO codes have become notable enough that they have been used as model names. The
Notable RPO codes
- L78: big block V8 engine by Chevrolet
- 9C1: Chevrolet police package
- Z71: Truck Sports Package
References
- ISBN 978-1-61325-199-7.