There are 25 choices

• 8.8" ring gear
  • 2.7L (turbo)
    • electronic locking differential
      • 3.31 ratio
      • 3.55 ratio
      • 3.73 ratio
    • Without electronic locking differential
      • 3.15 ratio
      • 3.31 ratio
      • 3.55 ratio
  • 3.3L
    • electronic locking differential
      • 3.55 ratio
      • 3.73 ratio
    • Without electronic locking differential
      • 3.55 ratio
      • 3.73 ratio
  • 5.0L
    • electronic locking differential
      • 3.31 ratio
      • 3.55 ratio
      • 3.73 ratio
    • Without electronic locking differential
      • 3.15 ratio
      • 3.31 ratio
• 9.75" ring gear
  • electronic locking differential
    • base payload package
      • 3.15 ratio
      • 3.31 ratio
      • 3.55 ratio
      • 3.73 ratio
    • heavy duty payload package
      • (3.73 ratio)
    • maximum duty tow package
      • 3.55 ratio
      • 3.73 ratio
  • Without electronic locking differential
    • 3.15 ratio
    • 3.31 ratio
    • 3.55 ratio