Description
KB799023X – HORTON DRIVEMASTER TWO-SPEED FAN CLUTCH (INTERNATIONAL MAXXFORCE 9/10, DT530, INT530)
PART NUMBER(S):
Fleet Products: KB799023X (Remanufactured) | OE: Horton 79A9023, Kit Masters 99023, International 3545365C91
DESCRIPTION:
Model: Horton DMA/DMA2S Series Two-Speed Drivemaster Fan Clutch (Remanufactured)
Vehicles: International 8100, 2000, 4000 Series, 5000 Series, 7000 Series (1991–2004) with International DT530, INT530, MaxxForce 9, MaxxForce 10 engines
• Clutch Type: Two-speed (eddy current low / spring-engaged high)
• Pulley Diameters: 6.19″, 7.13″
• Belt Count: 2
• Belt Groove Count: 6, 8
• Belt Groove Type: PK
• Belt Type: 6PK, 8PK
• Belt 1st Groove Distance: 0.44″
• Fan Pilot Diameter: 2.56″
• Fan Blade Bolt Circle: 3.5″
• Fan Blade Studs: 6x, 3/8-24 Thread, 0.81″ Long
• Heavy-duty torque handling for large fan blades in Class 8 vocational and highway use
Applications: Is this fan clutch compatible with your International DT530, INT530, or MaxxForce-powered truck✔ Yes—engineered for International models from 1991–2004, this Horton Drivemaster two-speed design offers improved fuel efficiency, reduced warm-up time, extended radiator life, and maximum cooling under load.
CROSS-REFERENCE(S):
1090-08000-01, 3545365C91, 79A9023-2RMAN, 99023, 99023-2, ZBH79A90232, 3912-79A9023, 799023, 79A5023, 79A9023RMAN, 989023, 999023, 99A9023, HOR 79A9023, HOR79A9023, ZBH79A9023, 79A9023-2, 98A9023, KMN2099023, KM N20 99023, ABPN2099023, ABP N20 99023, FLT99023, KMI99023, 3443-99023, 3443-99023, ABP N20 99023, ABPN2099023, FLT99023, HO 79A9023, HO79A9023, HOR99A9023, HT79A9023, K5 99023, K599023, KM N20 99023, KMI99023, KMN2099023, ZBH99A9023, 79A9023, 79A9023-2, HOR79A9023-2, HOR99A9023, KM99023, FLT14256, FLT24256, 799023, 79A9023, 989023, 98A9023, 99023, 999023, 99A9023, FC799023
A cross-reference listing means this part is a suitable replacement for the part numbers listed. Please confirm all ports and dimensions match your application before installing.
IMPORTANT INSTALLATION NOTES:
✔ Match belt groove count and type (6PK or 8PK) to your existing setup before installation
✔ Verify fan pilot, bolt circle, and stud specs for proper blade fitment
✔ Torque all mounting hardware to OEM specifications to avoid imbalance
✔ Use only approved repair kits for DMA/DMA2S series to maintain performance
Drivemaster On/Off 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.
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Warranty Information
