Bush-Whacker’s 20-foot Flex Wing Rotary Cutter allows for more acreage cut per hour – a truly efficient machine for large jobs. Dependable and capable of cutting anything 4” and under.


Gearboxes – 540 RPM or 1,000 RPM Three spindle gearboxes, 190 HP, base mounted, 1:1.47 ratio. One divider box, 250 HP, base mounted. All gearboxes have malleable housings, forged alloy steel, carburized and hardened gears and shafts, tapered and ball bearings. 20 splined 1 3/4” input shaft, 2 1/8” output shaft on spindle boxes.
Drive Shafts – Shielded PTOs made from 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 two friction discs.

Blades – 1/2” by 4” material, alloy spring steel, airlift design. Free swinging when encountering obstructions. 8” overlap for better cutting. Blade tip speed: 17,500 FPM.

Wheels – Six aircraft tires standard. Independent shock absorbing system for all wheel axles. Adjustable from 24” to 40” crop row centers.
Optional: implement tires.

Dimensions – Cutting width: 20’ (T-168: 14’). Rated to cut up to 4” diameter. Cutting height: adjustable from 2” to 15”. Overall width: 247”. Overall length: 227”. Cutting height for aircraft and implement tires: 2” to 17”

Transportation width: 111”

Weight – Standard tires and single curtain chains: 6,800 lbs.

Bush-Whacker Special Deck – 7 Gauge Material. Heavy-duty, one-piece electric welded frame for wings and center section, 1/4” rolled I-Beam sides, heavy mechanical tubing structures.

Hydraulic Adjustments – Rephasing hydraulic cylinders control cutting and traveling height adjustments for center and wing sections. 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.

Other Standard Features Include – 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.

 Specifications listed are standard; however, any State Department of Transportation specifications that may differ from standard Bush-Whacker® specifications will take precedence and be implemented into production.

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Other Bush-Whacker Cutters

Durant Location

4710 W Hwy 70
Durant, OK 74701

Calera Location

8087 Hwy 69/75
Calera, OK 74730