There are 51 choices

• 4x2
  • 131.5" wheelbase
    • 1 piece
      • Automatic Transmission
        • 4L60E transmission
        • 4L80E transmission
      • Manual Transmission
    • 2 piece
      • front section
        • Automatic Transmission
        • Manual Transmission
          • 6 lug wheel
          • 8 lug wheel
      • rear section
        • 6 lug wheel
        • 8 lug wheel
          • 6 Cyl, 262 cid (4.3L)
          • 8 Cyl, 350 cid (5.7L)
            • full-floating axle
            • semi-floating axle
          • 8 Cyl, 379 cid (6.2L, diesel)
            • full-floating axle
            • semi-floating axle
          • 8 Cyl, 395 cid (6.5L, turbo diesel)
          • 8 Cyl, 454 cid (7.4L)
  • 141.5" wheelbase (Extended Cab)
    • front section
      • Automatic Transmission
        • 4L60E transmission
          • flange on center support bracket
          • Without flange on center support bracket
        • 4L80E transmission
      • Manual Transmission
        • Getrag manufactured transmission
        • New Process manufactured transmission
    • rear section
      • Automatic Transmission
        • 43.97" long
        • 44.88" long
      • Manual Transmission
        • Getrag manufactured transmission
        • New Process manufactured transmission
  • 155.5" wheelbase (Extended Cab)
    • front section
      • Automatic Transmission
        • 8 Cyl, 350 cid (5.7L)
        • 8 Cyl, 395 cid (6.5L, turbo diesel)
          • VIN F (8th digit)
          • VIN S (8th digit)
        • 8 Cyl, 454 cid (7.4L)
      • Manual Transmission
    • rear section
      • 6 lug wheel
        • Automatic Transmission
          • 4L60E transmission
          • 4L80E transmission
        • Manual Transmission
          • Getrag manufactured transmission
          • New Process manufactured transmission
      • 8 lug wheel
        • 53.74" long
        • 54.52" long
• 4x4
  • 131.5" wheelbase
    • Automatic Transmission
      • 4L60E transmission
        • diesel
        • gasoline
      • 4L80E transmission
    • Manual Transmission
      • full-floating axle
      • semi-floating axle
  • 141.5" wheelbase (Extended Cab)
    • Automatic Transmission
      • 4L60E transmission
      • 4L80E transmission
    • Manual Transmission
  • 155.5" wheelbase (Extended Cab)
    • front section
      • Automatic Transmission
        • 4L60E transmission
        • 4L80E transmission
      • Manual Transmission
    • rear section
      • 6 lug wheel
      • 8 lug wheel
        • 6 Cyl, 262 cid (4.3L)
        • 8 Cyl, 350 cid (5.7L)
          • full-floating axle
          • semi-floating axle
        • 8 Cyl, 395 cid (6.5L, turbo diesel)
        • 8 Cyl, 454 cid (7.4L)