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Here at Valley® Irrigation, our mission is to provide you with the most durable gearbox in the irrigation industry. That’s why the Valley gearbox is manufactured right here in the USA. We life-test each Valley gearbox before it leaves our factory and arrives in your field, giving you peace of mind that you have the most reliable gearbox available.

8 Year 8000 Hour Warranty on Gearboxes and CenterDrives with Purchase of New Equipment!

Extra-large intermediate gear bearings Assure longer life.
25° tooth angles Provides 40% greater load capacity and wear resistance than other manufacturers’ 14 1/2º tooth angles.
Built-in crop guard over U-joint Prevents crop wrapping in or near oil seals.
Double reduction gearing Requires fewer gears, shafts, and bearings for greater reliability and efficiency.
Stator Can be replaced independent of rotor, and is held in place with corrosion-resistant, stainless steel bolts for easy maintenance.
Valley exclusive coating Applied to internal surfaces to prevent corrosion.
Watertight seal Between housing components.
Finned aluminum housing For cool-running efficiency. Operates at temperatures 20° F (11° C) lower than comparable motors with steel housing because the Valley aluminum housing and fins dissipate heat more effectively. This doubles insulation life and increases motor life.
Case-hardened steel helical gears More teeth meshed at all times for smoother power transmission.
Drain plug Easily accessible, extra large.
  • Steel gears – Provide more strength than powdered metal
  • Aluminum finned housing – Runs 20° F cooler for a longer motor life. No paint to chip, scratch, or corrode
  • Internally vented junction box – Prevents moisture and contaminants from corroding the wire connections
  • Crop guard – Protects shaft seals for extended life
  • Integral pinion gear – Eliminates coupler, improves reliability
  • Helical gears – More tooth contact than spur gears, providing more torque capacity and quieter operation
  • Special motor windings for high-torque applications – 40% higher operating torque than the competition
Reliable Averages three times the life of other brands’ center drives
Durable 40% higher torque rating, compared to other brands
Precise Highest efficiency available in the industry
Easy-to-use The Valley Motor Shield for Valley center drives keeps the motor clean and safe
Responsive Valley dealers — fast, dependable service