Don Allison Equipment, Inc.

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Bush-Whacker ST-180 Elite 15' Flex Wing Mower

Bush-Whacker ST-180 Elite 15' Flex Wing Mower

ST-180 Elite raises the bar for the rotary cutters on the market. Built off the time tested T-180, the ST-180 has a smooth top deck for ease of cleaning and upgrades that we've always wanted to make to the T-180. The ST-180 will show up to work everyday and tackle the obstacles you pull it over.

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  • 3/16" Deck
  • Structural frame of ower is 2" x 3" tubing with 1/4" wall thickness
  • 1/4" I-Beam sides instead of 1/4" flat steel
  • Gearboxes are mounted to 1/2" plates that are welded to the 3/16" deck
  • 6 bolt mounting on gearboxes - heads are tack-welded to bottom of deck so one man can tighten the nuts or change the gearbox
  • Blades are 1/2" by 4" instead of traditional 1/2" by 3-1/2"
  • Hinges - 3" by 4" tubing with grease fittings
  • Replaceable center and wing skid shoes
  • Transport locking bars for each wing
  • Heavy-duty tongue assembly with dual leveling rods
  • Hydraulic hose holder
  • Jack for easy hookup and unhooking from tractor
Bush-Whacker ST-180 Elite 15' Flex Wing Mower Specifications
540 rpm or 1,000 rpm
Three spindle gearboxes, 250 hp, base mounted, 1:1.6 ratio. One divider box, 275 hp, base mounted. All gearboxes have malleable housings, forged alloy steel, carbonized and hardened gears and shafts, tapered and ball bearings. 20 splined 1-3/4" input shaft, 2-3/8" output shaft on spindle boxes.
Drive Shafts
Shielded PTOs made from the finest quality propeller shaft materials and needle bearing universal joints. Category 5 80-degree constant velocity main drive shaft, Category 4 intermediate and wing drive shafts.
Slip Clutch
Three heavy-duty clutches with spring type adjustment and four friction discs.
1/2"x 4" material, alloy spring steel, airlift design. Free-swinging when encountering obstructions. 8" overlap for better cutting. Blade tip speed: 16,768 fpm.
Six solid rubber tires standard. Independent shock absorbing system for all wheel axles. Cutting height adjustable from 2" to 17". Optional: aircraft tires or implement tires.
Bush-Whacker Special Deck - 3/16" Material
Bush-Whacker Special Deck includes a primary (bottom) deck of 3/16" steel that is welded to heavy duty heavy channel structures. The smooth, easy-to-clean top deck is made of 12 gauge steel and protects the inner support frame. Combined deck thickness: .2921".
Hydraulic Adjustments
Hydraulic lift cylinders control raising and lowering of flexible wings (winch assembly for manual wing lift is optional). Wings may be raised to 88 degrees above horizontal and lowered to 22 degrees below horizontal cutting plane. Optional: rephasing level lift systems.
Chain Guards
Front & Rear
Cutting Width 15'
Cutting Height Adjustable from 2" to 15"
Overall Width 190"
Overall Length 167"
Transportation Width 88"
Cutting Height w/ aircraft & implement tires 2" to 17"
Weight w/o Chains & Tires 4,260 lbs
Weight w/ Standard Tires and Single Curtain Chains 4,980 lbs