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A winding highway takes a turnA winding highway takes a turn

On-Highway Drives RCV250 Fully Variable Fan Drives

RCV 250 Fully Variable Fan Drive

Lighter with a compact design, RCV250 Fully Variable Fan Drives are engineered to turn larger fans that require higher torque. The RCV250 is an integrated belt-driven fan drive that can be mounted in various locations to eliminate the vibration inherent in traditional driveshaft-mounted fan drives.


  • Medium and heavy duty trucks
  • Vocational Trucks
  • Buses
  • Specialty on-highway vehicles
  • Variety of off-highway equipment


Maximum torque
Up to 250 N-m [2,113 in.-lbs.] (on/off)
225 N-m [1,991 in.-lbs.] (fully variable)
Fan blade capacity (diameter)
Configurations of 6 – 13 blades
660 -- 1,092 mm [26 – 43 in.] diameter
Engine horsepower range
260 – 600 kW [350 – 800 hp]

Features & Benefits

  • Fully variable speed control reduces operating noise, lowers fuel costs and provides cold weather performance advantages
  • Innovative design provides for faster response time and lower off-speed decreasing parasitic loss to preserve horsepower and provide effective cooling
  • Compact and lighter weight vs. competition with Horton’s one-piece design for ease of installation
  • Unexposed control harness means no drive replacement if belt breaks
  • Industry-leading, double row, angular contact (DRAC) bearing for increased durability and product life
  • Smooth fan engagements and fan modulation
  • Maintenance free
  • No friction liners or wear parts to replace

Related Documents

Video of Product

The RCV250 variable-speed fan drive represents the latest in viscous engine cooling technology. Engineered to cut costs and increase driver comfort, the RCV250 provides maximum fuel efficiency, more available horsepower and lower noise as it delivers only the required fan speed -- nothing more, nothing less.

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