General Motors option code

P57

P57: a General Motors factory option code reused for more than one part across 1964–1965 and 1 model — 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.

1 model · 2 model years · 2 sources

Dark green 1964 Chevrolet Chevelle Malibu SS two-door hardtop at an outdoor car show in Australia, front three-quarter, with Chevelle fender script and Malibu SS emblem on the rear quarter — 1964 Chevrolet Chevelle Malibu SS sport coupe in dark green Photo: Sicnag, CC BY 2.0, via Wikimedia Commons

Every sourced appearance

Year	Model	As named that year	Price	Installs
1964	Chevrolet Chevelle and Malibu SS	700x14-4 pr blackwall (source: seen on dealer records, not in GM's option report) RPO	$8	11,608 Reported
1965	Chevrolet Chevelle and Malibu SS	735x14 2 ply BSW / From dealer's car invoice - June 11, 1965 (source: seen on dealer records, not in GM's option report) RPO	$7.80	14,436 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.