Drive Low Drive Master400 999843

positive OEM
Horton
Part# 999843
note
Drive Low Drive Master400 999843 - Horton
Thermostatically controlled fan clutch assembly for heavy-duty cooling systems.
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Description

The Horton Drive Low Drive Master400 (HOR 999843) is a thermostatically controlled fan clutch assembly designed to regulate engine cooling fan speed. It modulates fan engagement based on temperature to optimize cooling efficiency and reduce engine load. This component is essential for maintaining proper thermal management in heavy-duty vehicle cooling systems.

Key Specifications

  • Application: Heavy-duty truck cooling systems
  • Function: Thermostatic control of cooling fan speed
  • Compatibility: General heavy-duty commercial vehicles
  • Construction: Steel, aluminum, composite materials
  • Features: 8PK belt configuration, 3.50 in bolt circle diameter, 10.03 in overall length, 3/8-24 in stud thread size, 2.56 in fan pilot diameter, 7.46 in back pulley diameter, horizontal mount 9.69 in, vertical mount 4.57 in
  • Quality: OEM Horton part

Shipping Info

Next Day Air services are available for In Stock items. Our shipping cutoff time is Monday - Friday 4:30pm Eastern Standard Time (EST). 

 

For more shipping information, please see our Shipping & Delivery page.

More Information

Current Part# 999843
Type OEM
Part# variations 999843 H0R,
999843H0R,
HOR 999843,
HOR999843
Manufacturer Horton
Warranty Standard Manufactures