There are 32 choices

• Air Bag
  • Chassis Cab
    • from 10001 gross vehicle weight
      • Crew Cab
      • Standard Cab
    • thru 10000 gross vehicle weight
      • Driver Side and passenger front airbags
      • Driver Side only front air bag
  • Pickup
    • Crew Cab
      • dual rear wheels
      • single rear wheels
    • Mega Cab
      • dual rear wheels
      • single rear wheels
    • Standard Cab
      • dual rear wheels
      • single rear wheels
• Body Control (BCM)
  • (under dash, left hand near parking brake)
• Door
  • (inner door)
    • manual folding mirrors
      • Driver Side
      • Passenger Side
    • power folding mirrors
      • Driver Side
      • Passenger Side
• Driver Side Assist
  • (park assist)
    • front and rear
    • rear only
• Information-GPS-TV
  • (compass, roof mounted)
    • garage door opener
    • Without garage door opener
• Memory
  • (seat)
• Multifunction
  • totally integrated power control
    • (back side of fuse panel)
      • 6.4L
      • 6.7L (diesel)
  • vehicle systems interface
• Network Gateway
  • (under dash)
• Seat
  • (heat)
• Suspension
  • TPMS
    • opt WLY
    • opt WLZ
  • air suspension control
• Temperature
• Towing Control
  • (trailer brake control)
• Transfer Case
• Transmission