2025 Grasshopper MidMount™ 300G Series 337G5 EFI 61"

Information

2025 Grasshopper MidMount™ 300G Series 337G5 EFI 61"

Powerful performance and fuel economy are available with the 337G5. Equipped with a Briggs & Stratton Vanguard Electronic Fuel-Injection (EFI) vertical shaft, V-twin engine continuously adjusts fuel ratios while using less fuel. EFI technology minimizes fuel-related services issues and offers reduced emissions.

Features may include:

Heavy-duty Deck
  • Extra-deep, 5.5-inch deck is fabricated from heavy-gauge formed steel with a reinforced anvil edge Specially designed cutting chambers enhance airflow for better cut quality
QuikAjust® Drop Pin Height Adjustmen
  • Raise and lower the deck easily with foot pedal and drop pin for precision cutting heights between 1.0 and 5.0 inches.
B & S Vanguard Electronic Fuel Injection (EFI Engine) Engine
  • 993cc V-Twin Briggs & Stratton Vanguard Electronic Fuel Injection (EFI) OHV gasoline engine with vertical crankshaft and pressure lube run cooler and provide longer service life Delphi-based closed-loop EFI engine continually adjusts fuel ratio to use less fuel and provide reliable hot and cold starts, reduced exhaust emissions and fewer fuel-related service issues Automotive-style plug-in diagnostics Facilitates faster and more precise service
Hydro-Gear ZT-5400 Transmission
  • The G5 Hydro-Gear ZT-5400 transmissions are designed to provide powerful, smooth response. The heavy-duty, self-contained commercial transaxles are integrated with a cooling fan and feature 1-3/8-inch axles for longer service life. You’ll also enjoy best-in-class transmission fluid change intervals after a 100-hour break-in period, reducing costs and maintenance time.
Ultimate Operator Station™
  • The Grammer Premier Suspension Seat is covered with breathable CoolTemp Cordura® fabric which dissipates heat and won’t tear or crack. This seat offers the ultimate in customized operator fit. It adjusts to the individual operator’s weight and slides fore and aft. The backrest tilts and includes adjustable lumbar support. Adjustable, foldable, padded armrests complete the comfort features of this seat. QuikAjust Tilt™ dual levers with 9-inch adjustment and the adjustable seat work together to provide a custom fit for operators of all sizes.

Photos

Highlights

  • Linden, Alberta
  • 2025
  • Grasshopper
  • MidMount™ 300G Series 337G5 EFI 61"
  • Vanguard Delphi®-based closed-loop
  • Heavy-duty Hydro-Gear ZT5400 hydrostatic transmissions with cooling fans, integrated transaxles with 16cc piston pumps and 21cc piston motors, gear reduction, internal disc brakes, and 1-3/8-inch axles | Filtration/Hydro: Self-contained fluid and internal filtration. CoolTemp HydroMax® fluid withstands high and low temperature extremes for extended service intervals after 100-hour break-in oil change.
  • Gasoline - unleaded
  • Available
  • Deck Side Discharge: 74.5 in. (189.2 cm) | Deck Mulch: 62.5 in. (158.8 cm)
  • Cutting Range: 1.0 to 5.0 in. (2.5cm to 12.7 cm) | Seat Back: 49.0 in. (124.5 cm) | Seat Cushion: 35.0 in (88.9 cm) | ROPS: 72.0 in (182.9 cm)

Specifications

  • 2025
  • Grasshopper
  • MidMount™ 300G Series
  • 337G5 EFI 61"
  • Zero-Turn Mower
  • Vanguard Delphi®-based closed-loop
  • Briggs & Stratton
  • 60.6 cu. in. (993cc)
  • Pressure Lube/Filter
  • System: Air
  • Heavy-duty, remote mounted, cyclonic, dual element air filtration.
  • Solenoid shift
  • Breakerless
  • Electronic
  • Gasoline - unleaded
  • Heavy-duty Hydro-Gear ZT5400 hydrostatic transmissions with cooling fans, integrated transaxles with 16cc piston pumps and 21cc piston motors, gear reduction, internal disc brakes, and 1-3/8-inch axles | Filtration/Hydro: Self-contained fluid and internal filtration. CoolTemp HydroMax® fluid withstands high and low temperature extremes for extended service intervals after 100-hour break-in oil change.
  • One- or two-hand operation with adjustable HydraSmooth™ QuikAjust Tilt™ dual levers with 9-inch adjustment for a custom fit that automatically return to neutral from either forward or reverse position.
  • InFrame™ suspension with iso-mounted seat and footrest
  • Dynamic braking through hydrostatic transmission.
  • Internal disc brake in transmission.
  • Drive: 26x12.00x12 turf, 6-ply rated
  • 13x6.50x6; rib tread, pneumatic with greasable, double-sealed bearings to protect from grass wrap.
  • Maintenance-free: 12 Volt
  • Forward: 0 - 10.5 mph (0 - 16.9 kph) | Reverse: 0 - 6.0 mph (0 - 9.7 kph)
  • Ultra quiet, single, industrial type.
  • Blades: (3) 21 in. (53.3 cm)
  • Cutting Range: 1.0 to 5.0 in. (2.5cm to 12.7 cm) | Seat Back: 49.0 in. (124.5 cm) | Seat Cushion: 35.0 in (88.9 cm) | ROPS: 72.0 in (182.9 cm)
  • 8 in. (20.3 cm)-diameter housing with 6-bolt pattern. Machined aluminum housing on 52- and 61-inch decks. Cast iron on 72-inch deck.
  • Midmount w/ DuraMax® Deck - Mowing Position: 85.0 in. (215.9 cm)
  • Deck Side Discharge: 74.5 in. (189.2 cm) | Deck Mulch: 62.5 in. (158.8 cm)
  • 13 U.S. Gal. (49.2 l)
  • Uncrated: 1260 lbs (571.2 kg) | Mulching Package: 36 lbs. (16.3 kg)
  • Crankshaft: Vertical | Blade Drive: Belt drive with single Kevlar V-belt and idler arm tensioning. | Interlock System: Prevents engine start when PTO clutch is engaged or steering levers are in drive position. Allows operator dismount without engine shutdown only when PTO is disengaged and steering levers are locked in neutral. | Console-mounted Instruments: Low engine oil pressure and parking brake warning lights, combination electronic fuel gauge/hour meter, ignition and push/pull PTO switches. Choke integrated with throttle lever. | Turning Radius: True zero degree, turns within own length with counter-rotating, independently powered drive wheels.
  • Double-layered 10-gauge plus 7-gauge formed-steel laminated spindle plane 0.313 in (7.95 mm) thick- more than 25% thicker than 0.25 in. (6.35 mm) with 7-gauge skirts for geometric strength. Spindle plane is 0.9 in.(22.86 mm) thick in stress zones. Anvil-edge design with 0.5 in. (12.7 mm) reinforcement on front edge of deck.
  • Assemblies: Sentry™ Spindle System, 2.5 cm (approx. 1 in.) O.D. shaft. Double bearings greasable from top of deck. Spindle head designed to eliminate fiber wrap. Spindle cones shield housing and lower bearings from fiber wrap and dirt ingestion.
  • Grammer Premier suspension seat provides the ultimate in operator comfort. Low-profile seat slides fore and aft and includes an integrated shock absorber that manually adjusts to operators between 100 - 300 lbs. Other ergonomic features include a backrest that tilts from -5 degrees to +30 degrees, a lumbar support mechanism, adjustable armrests and a retractable seat belt.