Transmission · Automatic 8-speed · 5.3L
400-RL01240A Transmission interchange
400-RL01240A is a Redline transmission interchange code that fits 5 vehicles from 2016–2020, option Automatic 8-speed · 5.3L.
INFERRED
Inferred: matched by vehicle specs. Likely right; confirm before you sell.
Fits
| Year | Make | Model | Option |
|---|---|---|---|
| 2016 | GMC | Sierra 1500 | Automatic 8-speed · 5.3L |
| 2017 | GMC | Sierra 1500 | Automatic 8-speed · 5.3L |
| 2018 | GMC | Sierra 1500 | Automatic 8-speed · 5.3L |
| 2019 | GMC | Sierra 1500 | Automatic 8-speed · 5.3L |
| 2020 | GMC | Sierra 1500 | Automatic 8-speed · 5.3L |
OEM numbers
19367429, 19431547, 19431548, 19431766, 19431767, 19433290, 19433296, 19433304, 19434875, 24279062, 24289597How 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 2026-10-03