Product Description
KB799743-2X – DRIVEMASTER TWO-SPEED FAN CLUTCH INTERNATIONAL MAXXFORCE 9/10, DT, S13
PART NUMBER(S):
Fleet Products: KB799743-2X (Remanufactured) | OE: International 3848973C91, Horton 98A9743, 99A9743
DESCRIPTION:
Model: Horton DriveMaster Two-Speed Fan Clutch (Remanufactured)
Vehicles: International 7300, 7400, 7500, WorkStar (2010–2013) with MaxxForce 9, MaxxForce 10, MaxxForce DT, and S13 (CB1) engines
• Back Pulley Diameter: 9.13"
• Overall Length: 7.79"
• Belt Configuration: 8PK
• Belt Groove Location: 3.27"
• Bolt Circle: 6"
• Fan Pilot Diameter: 5"
• Fan Blade Stud Length: 1.07" (.312-18 UNC 2A thread)
• Vertical Mounting Distance: 2.92"
• Horizontal Mounting Distance: 3.00"
• Center of JB to Top Right Mounting Hole: 1.33"
• Drive Mode: Two-speed (eddy current low speed, spring-actuated high speed)
• Construction: Heavy-duty bearings and long-life friction liners
Applications:
Designed for International heavy-duty trucks with MaxxForce and S13 engines, delivering reliable temperature control in long-haul, vocational, and stop-and-go operations. Built for fleets demanding durability, reduced downtime, and consistent cooling under varying load and idle conditions.
CROSS-REFERENCE(S):
3443-997432, 3848973C91, 98A9743, 99743, 99743-2, 997432, 99A9743, ABP N20 997432, ABPN20997432, FLT997432, HOR79A9743, HOR99A9743, KM N20 997432, KMI997432, KMN20997432, ZBH99A9743, 79A9743RMAN, HT99A9743, K5 99743-2, K5997432,799743-2, 79A9743-2, 989743-2, 98A9743-2, 99743-2, 999743-2, 99A9743-2, FTL799743-2, 799743, 79A9743, 989743, 98A9743, 99743, 999743, 99A9743, FTL799743.
A cross-reference listing means this part is a suitable replacement for the part numbers listed. Please confirm all dimensions match your application before installing.
IMPORTANT INSTALLATION NOTES:
✔ Verify mounting and fan dimensions before installation
✔ Compatible with International MaxxForce 9, 10, DT, and S13 engine configurations
✔ Ensure correct 8PK belt configuration and pulley alignment
✔ Confirm two-speed fan clutch compatibility before installation
Drivemaster 2-Speed Repair Kits:
SOLD AS REMANUFACTURED – CORE RETURN REQUIRED
Built to OEM standards — thoroughly cleaned, inspected, and tested to ensure durability, performance, and reliability in demanding applications.
SUPPORT & ORDERING
For technical support, installation guidance, or to confirm fitment, call 1-877-243-0442 or email sales@fleet-products.com
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