There are 53 choices

• classic style
  • Crew Cab
    • 6 stud
      • 3.23 ratio (opt GU5)
      • 3.42 ratio (opt GU6)
      • 3.73 ratio (opt GT4)
        • 8.6" ring gear
        • 9.5" ring gear
      • 4.10 ratio (opt GT5)
        • 8.6" ring gear
        • 9.5" ring gear
    • 8 stud
      • 3.73 ratio (opt GT4)
      • 4.10 ratio (opt GT5)
  • Extended Cab
    • 3.23 ratio (opt GU5)
      • disc rear brakes
      • drum rear brakes
        • opt JF3
        • opt JF7
    • 3.42 ratio (opt GU6)
      • disc rear brakes
      • drum rear brakes
    • 3.73 ratio (opt GT4)
      • 8.6" ring gear
        • disc rear brakes
        • drum rear brakes
          • opt JF3
          • opt JF7
      • 9.5" ring gear
    • 4.10 ratio (opt GT5)
      • 8.6" ring gear
        • opt JF3
        • opt JF7
      • 9.5" ring gear
  • Regular Cab
    • 3.23 ratio (opt GU5)
      • disc rear brakes
      • drum rear brakes
        • opt JF3
        • opt JF7
    • 3.42 ratio (opt GU6)
      • disc rear brakes
      • drum rear brakes
    • 3.73 ratio (opt GT4)
      • 8.6" ring gear
        • disc rear brakes
        • drum rear brakes
          • opt JF3
          • opt JF7
      • 9.5" ring gear
    • 4.10 ratio (opt GT5)
      • 8.6" ring gear
        • opt JF3
        • opt JF7
      • 9.5" ring gear
• new style
  • 8.6" ring gear (10 bolt)
    • brake opt JD9
    • brake opt JF3
      • active brake control (opt JL4)
        • 3.23 ratio (opt GU5)
        • 3.42 ratio (opt GU6)
        • 3.73 ratio (opt GT4)
        • 4.10 ratio (opt GT5)
      • Without active brake control
        • 3.23 ratio (opt GU5)
        • 3.42 ratio (opt GU6)
        • 3.73 ratio (opt GT4)
        • 4.10 ratio (opt GT5)
    • brake opt JF7
      • active brake control (opt JL4)
        • 3.23 ratio (opt GU5)
        • 3.42 ratio (opt GU6)
        • 3.73 ratio (opt GT4)
        • 4.10 ratio (opt GT5)
      • Without active brake control
        • 3.23 ratio (opt GU5)
        • 3.42 ratio (opt GU6)
        • 3.73 ratio (opt GT4)
        • 4.10 ratio (opt GT5)
  • 9.5" ring gear (14 bolt)
    • brake opt JD9
      • 3.42 ratio (opt GU6)
      • 3.73 ratio (opt GT4)
      • 4.10 ratio (opt GT5)
    • brake opt JF3