Pro Box Seed Tenders with Unloading Auger Newly redesigned to be gentle on your seed for minimum seed damage and maximum germination results. These pro box seed tenders carry 2 or 4 boxes and feature a poly-cup auger with a "Bottom-less Pit" design to deliver seed safely and efficiently.
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SpeedTender Pro 251 Features & Benefits

Steep Chute Angles

SpeedTender Pro 251 & 451 models feature steep slopes for a quick and complete unload. Each chute has an initial 45° slope that quickly funnels seed from the pro box to the steep 32° sloped chute to deliver seed to the unload auger.

13 hp Honda Engine

Honda engines are known for their performance and reliability. The engine is conveniently placed out in the open for easy access. You can rest assured knowing the 13 hp Honda engine will keep your SpeedTender™ Pro 251 or 451 working when you need it.

Guide Plates

Trouble-free guide plates make for quick and easy loading and unloading. The guide plates ensure your containers are always centered when changing out your seed boxes. 

Miscellaneous Features

  • Reversible auger switch for complete cleanout
  • Two (2) 7,000 lb torsion flex axles (SpeedTender Pro 251)
  • Two (2) 5,200 lb torsion flex axles (SpeedTender Pro 451)
  • Powder coated exterior finish
  • Easy access cleanout door
  • Stone guards
  • LED work light for night time unloading
  • Quick latches
  • 2-Button wired controller
  • ABS chute covers

SpeedTender Pro 251 Specs & Compare

MODEL SpeedTender Pro 451
Capacity Four (4), 50 Unit Boxes
Weight (Empty) 2,850 lbs
Tongue Weight (Empty) 650 lbs
Auger Height 16"-0"
Unloading Rate 4 Minutes per Box
Auger Reach 42' (with Optional 24' Spout)
Axles Two (2), 7,000lbs Torsion-Flex Axles
Electric Brakes Yes
Engine 13 hp Honda Motor with Electric Start

*Measured with soybeans at 140,000 seeds per unit weighing 45 lbs.