General Motors option code
YJ9
YJ9: a General Motors factory option code reused for more than one part across 1972–1977 and 2 models — see the table for what it named each year, with installs and price where a source states them.
General Motors reused this code for more than one part over the years — read the "as named that year" column for what it meant on each row rather than assuming one meaning throughout.
2 models · 6 model years · 2 sources
Every sourced appearance
| Year | Model | As named that year | Price | Installs |
|---|---|---|---|---|
| 1972 | Chevrolet Chevelle and Malibu SS | Emissions Label RPO | Unknown | Unknown |
| 1973 | Chevrolet Chevelle and Malibu SS | Exterior decor package RPO | Unknown | 125,067 Reported |
| 1974 | Chevrolet Chevelle and Malibu SS | Exterior decor, Malibu Classic RPO | $15 | Unknown |
| 1974 | Chevrolet El Camino SS | Exterior Decor, El Camino without vinyl roof RPO | $30 | Unknown |
| 1974 | Chevrolet El Camino SS | Exterior Decor, El Camino Classic RPO | $5 | Unknown |
| 1975 | Chevrolet Chevelle and Malibu SS | Exterior decor without vinyl roof ($34.00 with) RPO | $49 | Unknown |
| 1976 | Chevrolet El Camino SS | Exterior Decor Package, El Camino without vinyl roof (not with Z15) RPO | $44 | Unknown |
| 1976 | Chevrolet El Camino SS | Exterior Decor Package, El Camino with vinyl roof RPO | $19 | Unknown |
| 1977 | Chevrolet El Camino SS | Exterior Decor, without vinyl roof RPO | $46 | Unknown |
| 1977 | Chevrolet El Camino SS | Exterior Decor, with vinyl roof RPO | $20 | Unknown |
Every row traces to the source it links from on that model's own year page; this table only collects them in one place.