General Motors option code
W54 — Monsoon w/ Cass
W54 (Monsoon w/ Cass): a General Motors factory option code recorded on 1 model across 1970–2001, with installs and price where a source states them.
1 model · 8 model years · 8 sources
Every sourced appearance
| Year | Model | As named that year | Price | Installs |
|---|---|---|---|---|
| 1970 | Pontiac Firebird and Trans Am | Custom Trim Group (sales code 731) RPO/UPC | $77.94 | Unknown |
| 1971 | Pontiac Firebird and Trans Am | Custom Trim Group (sales code 731) RPO/UPC | $78.99 | Unknown |
| 1996 | Pontiac Firebird and Trans Am | Monsoon w/ Cass RPO | Unknown | 3,379 Reported |
| 1997 | Pontiac Firebird and Trans Am | Monsoon w/ Cass RPO | Unknown | 3,788 Reported |
| 1998 | Pontiac Firebird and Trans Am | Monsoon w/ Cass RPO | Unknown | 3,205 Reported |
| 1999 | Pontiac Firebird and Trans Am | Monsoon w/ Cass RPO | Unknown | 2,329 Reported |
| 2000 | Pontiac Firebird and Trans Am | Monsoon w/ Cass RPO | Unknown | 1,759 Reported |
| 2001 | Pontiac Firebird and Trans Am | Monsoon w/ Cass RPO | Unknown | 935 Reported |
Every row traces to the source it links from on that model's own year page; this table only collects them in one place.