Transmission · OEM 21009456 / 21120501 +
400-RL03997A Transmission interchange
400-RL03997A is a Redline transmission interchange code that fits 10 vehicles from 1991–2000, option OEM 21009456 / 21120501 +.
INFERRED
Inferred: matched by vehicle specs. Likely right; confirm before you sell.
Fits
| Year | Make | Model | Option |
|---|---|---|---|
| 1991 | Saturn | S-Series | OEM 21009456 / 21120501 + |
| 1992 | Saturn | S-Series | OEM 21009456 / 21120501 + |
| 1993 | Saturn | S-Series | OEM 21009456 / 21120501 + |
| 1994 | Saturn | S-Series | OEM 21009456 / 21120501 + |
| 1995 | Saturn | S-Series | OEM 21009456 / 21120501 + |
| 1996 | Saturn | S-Series | OEM 21009456 / 21120501 + |
| 1997 | Saturn | S-Series | OEM 21009456 / 21120501 + |
| 1998 | Saturn | S-Series | OEM 21009456 / 21120501 + |
| 1999 | Saturn | S-Series | OEM 21009456 / 21120501 + |
| 2000 | Saturn | S-Series | OEM 21009456 / 21120501 + |
OEM numbers
How to verify
- Check the ID tag or transmission code against the OEM numbers above.
- Decode the VIN to confirm year, model and powertrain.
- Compare the part physically: mounts, connectors and dimensions.
Information is a guide only. Verify fitment before sale. No warranty is given.
Last updated 2026-10-13