There are 15 choices

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SIERRA DENALI 1500
- 170 amp (opt KW7)
- 220 amp (opt KW5)
SIERRA DENALI 2500
- 6.0L
  - 150 amp (opt KG4)
  - 220 amp (opt KW5)
- 6.6L
  - 150 amp (opt KG4 or KHB)
  - 220 amp (opt KW5 or KHB)
SIERRA DENALI 3500
- 6.0L
  - 150 amp (opt KG4)
  - 220 amp (opt KW5)
- 6.6L
  - 150 amp (opt KG4 or KHB)
  - 220 amp (opt KW5 or KHB)

Alternator for 2019 GMC Sierra Denali

Fits: SIERRA DENALI 2500 6.6L 150 amp opt KG4 or KHB (change)

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