A semi rolls down the highwayA semi rolls down the highway

On-Highway Drives

Horton is the pioneer in the global fan drive industry and has been for over 65 years. It continues to innovate fan drive technologies that help products last longer, while reducing fuel consumption and noise. It is the undisputed standard in premier truck and vocational vehicle brands across the globe. Its broad portfolio of fan drives includes On/Off, Two-Speed and Fully-Variable. Look to Horton for best-in-class uptime and performance.

Variable Speed


Variable speed with a light, compact and reliable design allows the RCV250 to turn larger fans that require higher torque while maximizing efficiency and requiring zero maintenance.

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A live center variable speed fan drive in a light, compact and reliable design features impressive fuel savings, reduced fan noise and more available horsepower

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Precision cooling of hotter-running reduced emission engines, offering fast response time and low off speed for maximum efficiency.

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VS Directly Controlled

Pulse-width-modulation (PWM) signals from the engine management system to this viscous, directly-controlled fan drive makes it very responsive to changing cooling requirements.

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VS Air-Sensing

Viscous fan drive utilizing a bimetal precision sensor which modulates fan speed based on temperature of air through the cooling package.

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VMaster Direct-Sensing Replacement (DSR) Electronically Controlled

VMaster® DSR fan drives are drop-in replacements for a range of Volvo and Mack heavy-duty linehaul and vocational trucks.

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Two Speed

DM Advantage Two-Speed®

The DM Advantage alternates between eddy-current and spring-actuated cooling to moderate operating noise, increase available horsepower for auxiliary systems and minimize radiator abrasion.

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Arctis Two-Speed

The Arctis fan drive offers an efficient cooling solution for on-highway vehicles and applications without ram air, such as medium-duty trucks, buses and severe-service vehicles.

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MSC2® Multispeed

The MSC2 two-speed design provides optimal cooling in low mode, most of the time, thereby drawing less horsepower and pulling less debris into the radiator. It’s ideal for buses and motor coaches.

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DM Advantage On/Off

The DM Advantage On/Off Fan Clutches offers a superior solution for some of the highest-heat under-hood applications like trucks and buses.

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The electromagnetically-engaged series offers no-slip operation for quick response to cooling requirements such as in medium-duty trucks and buses.

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HT/S Advantage

The air-engaged HT/S Advantage is a durable solution for high run-time applications like heavy-duty trucks.

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Heavy- and medium-duty trucks benefit from the engine-controlled HT650 which engages only when cooling is needed. It provides maximum torque for high-airflow fans without slippage.

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Kits and Remans

DM Advantage & HT/S Advantage Reman Fan Clutches

The DM Advantage On/Off Fan Clutch offers a superior solution for some of the highest-heat under-hood applications like trucks and buses.

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Repair and Upgrade Kits

Kits matter, make sure yours is genuine Horton. Our Quick Kits, friction liner kits, seal kits, bearing kits and upgrade kits keep your fan drive running like new.

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PolarExtreme HT/S Remanufactured Fan Clutches

The premium remanufactured HT/S Advantage Fan Clutch that is tested for extreme reliability. Includes the new PFD (Piston Friction Disc) and upgraded seal design for a longer life.

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