The Groundsmaster® 3500 Series is a revolutionary triplex rotary mower designed for superior performance trimming. The free-floating Contour™ Plus cutting decks allow mowing of undulating terrain without scalping. The powerful engine and exclusive traction drive system, gets the mowing job done quickly.
| Air Filter | Remote-mounted 5" Donaldson® air cleaner |
|---|---|
| Armrests | Standard |
| Battery | 12V |
| Blade Style/Type | Rotary |
| Blade Type (Description) | Combination Blades: 27" (68.6 cm) long, 2.5" (6.4 cm) wide, 0.25" (0.64 cm) thick |
| Cab Unit | N/A |
| Controls | Forward and reverse traction control pedals; mow/transport foot lever; hand activated parking brake; hand operated ignition key switch; tilt steering wheel lock; PTO switch; throttle; joystick control for deck raise and lower; cutting deck transport lock. |
| Cooling System Description | Rear-mounted, cross flow 4-row radiator |
| Cup Holder | Standard |
| Cutting Unit Accessories | Mulching Kit, Sectional Roller, Roller Scraper Kit |
| Cutting Unit Lift/Lower | Joystick control for deck raise and lower |
| Cutting Unit Type/Configuration | Three Contour™ Plus 27" (69 cm), rear-discharge rotary with standard full-length striping rear rollers on each deck. Sidewinder® system allows all three decks to slide right and left 12" (30 cm) of center, 24" (61 cm) total travel. 68" (173 cm), standard and 72" (183 cm) optional. Deck overhang for trimming is 12" (30.5 cm) @ 68" (173 cm) width of cut and 14" (35 cm) @ 72" (183 cm). Overlap: 6.5" (16.5 cm) at standard width of cut. |
| Deck Construction | 10-gauge steel constructed chambers with 12-gauge welded reinforcements. 1.5" (3.8 cm) square x 0.25" (0.6 cm) wall tube with 7-gauge side supports. Spindle support 3/16" (0.48 cm) high-strength steel and 10-gauge exterior channels. |
| Drivetrain | Diesel |
| Electrical System | 12-volt 585 CCA battery and 40 amp alternator |
| Engine Cooling | Liquid Cooled |
| Fuel / Power Source | Diesel / Biodiesel |
| Fuel Capacity | 11 U.S. gal. (41.6 L) |
| Fuel Filter | Fuel filter/water separator |
| Gauges/Instrumentation | Fuel gauge and hour meter. Light cluster with check engine and charge indicator lights. Low engine oil pressure and high coolant temperature warning lights (high temperature safety shut off). |
| Ground Clearance | 6" (15.3 cm) |
| Ground Following | 6" (15.3 cm) anti-scalp cups on each blade. |
| Ground Speed - Forward | 0 - 9 mph (0 - 14 km/h) |
| Ground Speed - Reverse | 0 - 4 mph (0 - 6.4 km/h) |
| Height | 76" (193 cm) with ROPS |
| Height of Cut Range | 0.75" - 4" (1.9 cm - 10.2 cm) in 0.25" (0.6 cm) increments. 3-position 0.030" (0.08 cm) incremental calibration |
| Hydraulic Cylinders | Open center, manual valves, gear pump hydraulic system |
| Hydraulic Fluid Capacity | 3.5 U.S. gal. (13.2 L) |
| Hydraulic Fluid Type | Toro PX™ Extended Life Hydraulic Fluid |
| Interlocks | Traction pedal, operator presence in seat, PTO engage or disengage, and cutting deck mow or transport safety interlock switches. Parking break set prohibits movement through traction pedal. |
| Lighting | Optional |
| Main Frame/Chassis | Formed steel, welded steel and steel tubing |
| Max Slope Angle | Refer to operator's manual. |
| Mowing Rate (Productivity) | Up to 4.1 acres/hr (1.7 hectacres/hr) |
| Mowing Speed | 0 - 6 mph (0 - 10 km/h) |
| Number of Blades | 3 |
| Oil Capacity | 6.5 U.S. qt. (6.2 L) |
| Oil Cooler Description | Single pass, aluminum side-by-side oil cooler/radiator, 6.3 fins per inch, serpentine fin profile, 6.5 quart (6.1 liter) capacity. |
| Optional Accessories | Bimini Canvas Sunshade, LED Work Lights, Universal Sunshade (White or Red) |
| Overall Width | 71.8” (182 cm) with standard 68” (173 cm) width of cut 75.8” (193 cm) with optional 72” (183 cm) width of cut |
| Parking/Service Brakes | Dynamic through hydrostatic transmission service brake. Hand actuated over center, drum type parking brake. |
| Power Steering | Yes |
| Power Train (Engine Description) | Kubota® 3-cylinder, liquid-cooled diesel. Power: 24.8 hp (18.5 kW) gross, at rated speed of 3000 rpm. Torque peak: 71.5 (52.7) Nm (lbs-ft) @ 2200 rpm. Displacement: 1123cc. EPA Tier IV Final and Stage V Compliant. |
| Product Length | 116" (295 cm) |
| Rollers | Standard full-length striping rear rollers on each deck |
| Safety/Operator Safety | Two post ROPS, seat belt and slope indicator standard |
| Seat | Two-piece premium commercial two-tone grey vinyl with two armrests, fore/aft adjustment |
| Sidewinder | Yes |
| Spindle Assembly | Ductile cast iron spindle housing. Dual greaseable tapered roller bearings. 1.25" (3.2 cm) diameter solid cold finished steel spindle shaft. Splined connection between spindle shaft and deck motor. Welded blade retainer plus anti-scalp cups. |
| Starting | Key Start |
| Steering System Description | Hydraulic power steering, tilt wheel |
| Tires - Front | 20" x 12" - 10", 4-ply, Turf Tread |
| Tires - Rear | 20" x 10" - 10", 4-ply, Turf Tread |
| Tool Box | Standard |
| Traction Drive | 3WD |
| Traction Drive (System) | 3-wheel drive in mow and transport. Series/Parallel hydrostatic, closed-loop transmission provides infinitely variable ground speed in forward and reverse. Variable displacement piston type pump. |
| Transport Width | 72.5" (184 cm) |
| Weight | 2,110 lbs. (957 kg) with cutting units |
| Wheelbase | 59.5" (151 cm) |
| Width of Cut | 68" (173 cm) |
| Title | Documents |
|---|---|
| GM3500_3505_Sell_Sheet_030823.pdf | PDF - Sellsheet-en-us |
| Groundsmaster Contour Rotary Lineup 1_21.pdf | PDF - Product Literature-en-us |
| Groundsmaster Contour Series Brochure-4-9-2021.pdf | PDF - Brochure-en-us |
Select your model year from the options below to view parts & manuals.
**See dealer for Warranty details.
