PRODUCTS Driving Center Pivot Irrigation

740-UV™ Gearbox (Assembled in USA)

The most versatile standard 52:1 gearbox in the industry

The UMC® 740-UV™ gearbox is purpose built for center pivot and lateral linear systems that use 52:1 gearboxes and offset wheels. It is also a direct replacement for competitive brands that use 52:1 gearboxes as standard on their machines.

Part Number Ratio
10141-106AD-U 52:1

The UMC® 740-UV™ gearbox features a 52:1 gear ratio, a 2.25″ diameter extended output shaft, large input bearings, cartridge seals and enhanced gear material that allows for increased load capacity, reduced gear wear and lower operating temperatures.

Features and Benefits

  • Assembled in the USA
  • 2.25″ diameter extended steel output shaft
  • 52:1 gear ratio with a 25˚ pressure angle and full recess action gear design
  • Cartridge input and output seals
  • Large input bearings
  • Full cycle external expansion chamber with stainless steel cover
  • Enhanced gear material that allows for improved load capacity, less gear wear and lower operating temperatures, extending gearbox life
  • 13-Bolt mounting pattern
  • External seal protectors for input and output seals
  • Top oil fill plug
  • Filled with extreme pressure gear oil
  • Dual ended input shaft with a hub cap for the unused end
  • Extra long carriage bolts allow use with reinforced rims
  • Positive wheel register
  • This gearbox features UMC’s registered Four-Rib Design® trademark

UMC® manufactures a wide range of gearboxes to satisfy any application for your pivot or lateral move system. We do not believe in a “one size fits all” solution. Get the gearbox that is tailored to your specific application. If you need assistance choosing the appropriate gearbox contact us today!


Gearboxes with UMC’s registered Four-Rib Design® trademark are a distinct design feature signaling a genuine UMC irrigation product. Learn other ways to identify genuine UMC Irrigation hardware, at www.umcproducts.com/genuine.