Reference Details
- Common issue
- Unstamped or wrong-code 4-speed represented as original W-30 transmission
- Confidence
- reported
- Correct value
- Close-ratio 4-speed code XF with VIN on transmission
- Where to check
- Transmission code/VIN stamp
Authenticity reference
Transmission marker
numbers matching · reported
Cars With This Authenticity Marker
1 linked car page.
1969 Oldsmobile
1969 Oldsmobile 442 W-30
Factory Oldsmobile 4-4-2 W-30 performance option, not a dealer-built special edition.