Part of the HQ family: Inventory HQ Free to use · Engines · Transmissions · Headlamps

OEM part number

12491921 interchange

12491921 is an OEM transmission part number. It belongs to these 2 Redline interchange codes:

  • 400-RL00531B · Transmission · Automatic 4-speed · 6.0L INFERRED
  • 400-RL00574B · Transmission · Automatic 4-speed · 8.1L INFERRED

Vehicles that use it

YearMakeModelOptionRedline code
2002CadillacEscaladeAutomatic 4-speed · 6.0L400-RL00531B
2003CadillacEscaladeAutomatic 4-speed · 6.0L400-RL00531B
2004CadillacEscaladeAutomatic 4-speed · 6.0L400-RL00531B
2005CadillacEscaladeAutomatic 4-speed · 6.0L400-RL00531B
2006CadillacEscaladeAutomatic 4-speed · 6.0L400-RL00531B
2003CadillacEscalade ESVAutomatic 4-speed · 6.0L400-RL00531B
2004CadillacEscalade ESVAutomatic 4-speed · 6.0L400-RL00531B
2005CadillacEscalade ESVAutomatic 4-speed · 6.0L400-RL00531B
2006CadillacEscalade ESVAutomatic 4-speed · 6.0L400-RL00531B
2002CadillacEscalade EXTAutomatic 4-speed · 6.0L400-RL00531B
2003CadillacEscalade EXTAutomatic 4-speed · 6.0L400-RL00531B
2004CadillacEscalade EXTAutomatic 4-speed · 6.0L400-RL00531B
2005CadillacEscalade EXTAutomatic 4-speed · 6.0L400-RL00531B
2006CadillacEscalade EXTAutomatic 4-speed · 6.0L400-RL00531B
2002ChevroletAvalancheAutomatic 4-speed · 8.1L400-RL00574B
2003ChevroletAvalancheAutomatic 4-speed · 8.1L400-RL00574B
2004ChevroletAvalancheAutomatic 4-speed · 8.1L400-RL00574B
2005ChevroletAvalancheAutomatic 4-speed · 8.1L400-RL00574B
2006ChevroletAvalancheAutomatic 4-speed · 8.1L400-RL00574B

Always verify before you sell or install: match the OEM number on the part, check the VIN and compare the part physically.

Information is a guide only. Verify fitment before sale. No warranty is given.