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2019 Spartan SRT HD 54″ Big Block Vanguard





Spec Value
Engine Vanguard – Big Block (543777)
Horsepower 32HP
Fuel Capacity 9.5 gal
Spec Value
Hydraulic Drive Parker HTJ 12cc wheel motors. 3 year/1,500 hour warranty
Hydraulic Drive Torque Continues: 3,140in lb. Max Torque: 4,870in lb.
Hydro Drive Maintenance 1000 hours between oil change
Drive Tires 23×10.50×12 Turf Radials
Front Tires 13×6.5×6 Radial
Wheels Type Steel with optional aluminum rear wheels and front hub covers
Speed (F/R) Forward: Up to 11MPH | Reverse: Up to 5MPH
Spec Value
Seat TCB-3 TecsPak Elastomer Dampeners
Steering Levers Soft-touch knobs to adjust forward to back. Adjustable up and down
Control Panel LCD Display Engine hour meter, Mower deck hour meter, Tachometer, Low level warning volt meter, Time between oil change countdown, Fault codes
Control Panel LED Warning Indicators Parking brake set, Drive levers, Operator present, PTO, Low/Hi battery volts, Low oil PSI
Ignition Keyless, enter personal code to start
Auxiliary Power 12v outlet next to phone holder
Storage Phone holder, cup holder and deep storage tray
Hitch 2″ Rear Receiver Standard
Spec Value
Deck Size 54″
Deck Depth 6″ Deep, Full-Floating Deck
Deck Lift Foot operated with shock assist. Optional push-button electric actuator.
Deck Adjustment Change-on-the-go Precision Deck Height Dial
Cut Height 2″ to 5.5″ with 15 cut heights in between
Blade Spindles Cast aluminum, no maintenance/sealed four ag bearings
Parking Brake Foot operated
Frame 1.5″x3″ Powder Coated Fusion-Bonded Solid Steel Bridge Frame
Spec Value
Width 55.5″ Wide
Weight 1181 lb
Length 84″
Height 75″ with ROPS up (54″ Folding ROPS Down)
Spec Value
Engine Warranty 3 Year Residential, 3 Year Commercial
Full Warranty 2 Year Residential, 2 Year Commercial. 120 Day Belt Warranty
Deck Warranty Lifetime on the leading edge. See full warranty for disclosure and restrictions
Hydraulic Drive 3 year/1,500 hour warranty



  • Gt-trac for the best traction on inclines. Precision weight distribution, balance, and control
  • Improved smart ride technology with new radial front tires. Has two times the flex of the torsional axle. Winamac coil springs are custom designed to deliver the optimal horizontal travel and dampening ratio
  • Patented ergonomic brake system with easy, once-touch foot control to unlock/lock
  • Soft ride rear radial tires – specific tread pattern designed and tooled for this mower for softer ride, longer life, and more traction.
  • Custom Winamac coil springs and tcb-3 Tecspak® elastomer dampeners with 360 floating seat system
  • Upgraded custom-built seats – adjustable for operator weight
  • Cast aluminum sealed spindles with ag bearings – 4 bearings each
  • 24″ rear radial tires – standard
  • Front radial tires – standard


  • 6” deep reinforced 7-gauge XTF (extreme turf flow) deck
  • Change-on-the-go precision deck height dial with shock-assisted deck foot lift
  • One-piece deck with baffling to handle all types of grass

Simplistic Design

  • Long lasting deck belts are designed with large idler pulleys to minimize wear
  • Ergonomic cockpit with storage, cup and phone holder, and 12v outlet
  • Perfectly balanced with low center of gravity
  • Plug and play wiring system
  • Simple push-start control panel with LCD display
  • SRT-pro – parker HTJ 10cc transmission | SRT-HD – parker HTJ 12cc transmission | SRT -XD – parker HTG 16cc transmission
  • Folding ROPS – standard
  • Steering levers adjust forward and back using soft-touch knobs

Heavy Duty Frame

  • 1.5” to 3” tubular frame – same heavy-duty material used on intimidator UTV
  • Optimized independent rear frame
  • Receiver hitch welded into main frame rail
  • Easy maintenance access
  • Vibration control deck system
  • Lifetime warranty on leading edge of deck

Extra Features on HD

  • Parker HTG 12cc transmission

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