There are 17 choices

• Fan Assembly
  • (dual fan)
    • hybrid option (opt HP2)
    • Without hybrid option
      • enhanced cooling package (opt K5L)
        • 5 blade rimless fans
        • 7 and 9 blade rimmed fans
      • Without enhanced cooling package
        • 500 watt motors
          • rimless fans
          • rimmed fans
        • 700 watt motors
          • (7 and 9 blade fans)
• Motor Only
  • (dual fan)
    • hybrid option (opt HP2)
      • Driver Side
      • Passenger Side
    • Without hybrid option
      • enhanced cooling package (opt K5L)
        • rimless fans
          • Driver Side (5 blade)
          • Passenger Side (5 blade)
        • rimmed fans
          • Driver Side (9 blade)
          • Passenger Side (7 blade)
      • Without enhanced cooling package
        • 500 watt
          • rimless fans
            • (5 blade)
              • Driver Side
              • Passenger Side
          • rimmed fans
        • 700 watt
          • Driver Side (9 blade rimmed fan)
          • Passenger Side (7 blade rimmed fan)