Toro - Count on it Cut lower than you've ever dared. - Toro Greensmaster Flex 18/21 Toro Greensmaster Flex 18/21
TRX Features Download Specs PDF
  Greensmaster Flex 18**, Model 04018 Greensmaster Flex 18/21**, Model 04022
Engine Kawasaki®, 4-cycle, 3.7 hp (2.7 kW), air-cooled OHV engine, 3600 rpm. Displacement: 7.57 cu in. (124 cc). Cast iron cylinder sleeve. Electronic ignition. Maximum noise suppression muffler. 83 dB(A) at operator’s ear.
Fuel Capacity 2.64 quarts (2.5 liters) regular grade unleaded gasoline.
Gear Box Drive Traction: Integral gearbox assembly directly mounted to the engine. The traction drive consists of a constant mesh planetary gear reduction incorporating a wet bath band-type clutch and brake driving a Peerless® differential assembly integrated into the gearbox assembly. Positive drive belt to traction drum. Implement: Consistent mesh gear driven countershaft with integral cone wet clutch. Drive shaft consists of two stainless steel beam couplings for angular misalignment combined with a molybdenum disulfide nylon extension member to accommodate axial movement. Positive drive belt to reel.
Maintenance No grease zerks, sealed bearing design eliminates daily maintenance.
Ground Speed Mowing speed: 1.2-3.3 mph (1.9-5.38 km/h). Transport speed (maximum): 4.9 mph (7.9 km/h).
Traction Drum Dual cast aluminum, 7.5" (19 cm) diameter, tapered ends.
Controls Engine mounted: recoil starter, choke. Handle-mounted: on/off switch, throttle lever, dual function traction/reel control lever, service/park brake lever. Safety devices: neutral interlock system, servicing/park brake, enclosed drive system.
Handle Loop style, 1" (2.5 cm) diameter with easy pull pin height adjustment, operator selected.
Transport Tires/Kickstand Two quick detachable pneumatic tires; 3.00 x 3.25-6" (8.25 cm) tread width. Kickstand standard equipment.
Reel Construction 5" (12.7 cm) diameter, high-strength, low-alloy steel, through hardened, impact resistant, 11-blade standard, 8-blade optional.
Suspension Semi-floating cutting unit separable from drive unit, pivoting around reel centerline (pitch axis) and pivoting around bedknife centerline side to side (roll axis).
Width of Cut 18" (45.7 cm) 21" (53.3 cm)
Height of Cut 1/16"-1/2" (1.6-12.7 mm) to 3/4" (19.1 mm) with optional High HOC kit.
Clip Frequency 11-blade: .14" (3.6 mm) std; .16" and .21" (4.1-5.33 mm) by moving pulleys; 8-blade: .19" (4.? 8 mm) std; .24" and .29" (6.1 and 7.4 mm)
Cutting Unit Construction Cast aluminum frame.
Cutting Unit Adjustments/Service Cutting unit detachable from traction unit. Dual screw "click" adjustments to reel. Front roller height of cut adjustment. Sealed reel bearings.
Bedknife Bedknife is high carbon through-hardened steel. Microcut Bedknife standard.
Grass Basket Molded polyethylene with integrated graphics highlighting overlap guidelines, vented for high-efficiency collection.
Rollers Front Roller: Aluminum Wiehle 2.5" (6.4 cm) diameter with sealed bearings. Rear Roller: Aluminum full roller 2" (5.1 cm) diameter with sealed bearings.
Working Weight 261 lbs. (118 kg) with basket, w/o transport tires and groomer. 267 lbs. (121 kg) w/basket, w/o transport tires and groomer.
Warranty Two-year limited warranty. Refer to the Operator’s Manual for further details.
  **04030    Flex 18 CARB (California Air Requirements Board)
   04031    Flex 18/21 CARB (California Air Requirements Board)


Greenmaster Flex 18 & Flex 18/21 Accessories
Part No. Description Part No. Description Part No. Description Part No. Description
04057 Light Kit 106-4699 High Height of cut kit 108-6488 Front Roller Scraper Kit - Narrow 110-3967 Front Roller Comb Kit - Wide
04119 Out Front Brush Kit 106-6945 21" Full Roller Asm - Rear 110-3961 Front Roller Scraper Kit - Wide 110-3968 Front Roller Comb Kit - Full
14123 Wheel Kit 107-7634 8 Blade Reel Asm - Service 110-3962 Front Roller Scraper Kit - Full 112-9352 Scraper Kit w/rear Roller - 21"
04202 Flex 18/21 DPA Cutting Unit 107-9038 Wiehle Roller Asm - .93 Spacing 110-3963 Front Roller Brush Kit - Narrow 93-4263 Bedknife- Tournament Cut
112-9282 Operator Presence Kit 107-9039 Full Roller Asm 110-3964 Front Roller Brush Kit - Wide 93-4264 Auxiliary Roller Kit, Flex
04224 Flex Groomer Drive System 108-4303 Bedknife-Microcut, Extended 110-3965 Front Roller Brush Kit - Full 99-3794-03 Bedbar-Aggressive - Black
04227 Carbide Grooming Reel 21" 106-4333 Auxiliary Roller Kit, Flex 110-3966 Front Roller Comb Kit - Narrow

* Specifications and design subject to change without notice. Products depicted in this literature
are for demonstration purposes only. Actual products offered for sale may vary in design,
required attachments and safety features. Consult your local Toro Distributor.
The Greensmaster Flex 18/21 is manufactured in Tomah, WI
ISO 9002 Certified Plant.

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