Product Description
HORTON DRIVEMASTER FAN CLUTCH – REMAN
PART NUMBER(S):
HORTON: 79A9833 (Reman), 99A9833 (New OEM)
KIT MASTER: 99833
DESCRIPTION:
Model: Horton DM Advantage On/Off Fan Clutch
Engines: Cummins ISX
Vehicles: Freightliner, International/Navistar
- Clutch Style: On/Off, spring-engaged, air-disengaged
- Belt Configuration: 10PK serpentine
- Back Pulley Diameter: 6.85″
- Belt Groove Location: 1.98″
- Fan Pilot Diameter: 2.56″
- Fan Blade Stud Length: 0.81″
- Stud Thread Size: 0.375-24 UNF
- Bolt Circle Diameter: 3.5″
- Overall Length: 7.88″
- Vertical Mounting Distance: 2.83″
- Horizontal Mounting Distance: 8.66″
- Center of Journal Bearing to Top-Right Mounting Hole: 1.5″
- Minimum Air Pressure Required: 90 psi (620.5 kPa)
DM Repair Kits:
- Minor Seal Repair Kit: 294346
- Major Repair Kit: 294351
- Super Repair Kit: 295568, 295575, Q299999 (Universal)
Applications: Designed for HEAVY DUTY diesel engine cooling systems in Freightliner and International/Navistar vehicles equipped with Cummins ISX engines. Features a premium sheave bearing and long-wearing friction liner for maximum reliability and extended service life. The on/off operation reduces fan noise and conserves fuel, while the higher torque capability allows for driving larger fans across various applications.
SOLD AS REMANUFACTURED – CORE RETURN REQUIRED
Built to OEM standards — thoroughly cleaned, inspected, and tested to ensure durability, performance, and reliability in demanding applications.
CROSS-REFERENCE(S):
Confirm whether your system uses a single-speed or two-speed fan clutch.
1000-799833, 1000799833, 3598093C92, 3598093C93, 799833, 79A9833, 989833, 98A9333, 98A9661, 98A9833, 99833, 999833, 99A9661, 99A9833, ABP N20 998332, ABPN20998332, FC799833, FLT998332, HOR79A9833, HOR99A9833, K5 99833-2, K5998332, KM N20 998332, KMN20998332, RC799833
A cross-reference listing means this compressor should be a suitable replacement for the part numbers listed. Please confirm all ports and dimensions match your application before installing.
IMPORTANT INSTALLATION NOTES:
Confirm engine compatibility: Cummins ISX
Match bolt circle, fan pilot, and pulley dimensions before install
Verify DM Advantage On/Off configuration for your cooling system
Use service kit 994303 for full rebuild compatibility
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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