Transmission · Automatic 6-speed · 6.0L
400-RL01266A Transmission interchange
400-RL01266A is a Redline transmission interchange code that fits 5 vehicles from 2007–2011, option Automatic 6-speed · 6.0L.
INFERRED
Inferred: matched by vehicle specs. Likely right; confirm before you sell.
Fits
| Year | Make | Model | Option |
|---|---|---|---|
| 2007 | GMC | Sierra 3500HD | Automatic 6-speed · 6.0L |
| 2008 | GMC | Sierra 3500HD | Automatic 6-speed · 6.0L |
| 2009 | GMC | Sierra 3500HD | Automatic 6-speed · 6.0L |
| 2010 | GMC | Sierra 3500HD | Automatic 6-speed · 6.0L |
| 2011 | GMC | Sierra 3500HD | Automatic 6-speed · 6.0L |
OEM numbers
19180251, 19329609, 19431754, 19431757, 19431758, 19431759, 19431760, 19431761, 19431762, 19431763, 89037525How 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