There are 6 choices

Choose One

Automatic Transmission
- 4 speed (opt Manual Transmission1)
  - dash switch (electric shift, opt NP1)
  - floor shift (opt NP2)
- 6 speed (opt MW7)
  - dash switch (electric shift, opt NP1)
  - floor shift (opt NP2)
Manual Transmission
- 5 speed (opt MW3)
- 6 speed (opt ML6)

Transfer Case for 2006 GMC Sierra 3500

Fits: Manual Transmission 6 speed opt ML6 (change)

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