· Heavy-duty drive system includes a single Sauer-Sundstrand pump and dual wheel motors for reliable maneuverability. 
· Powerful, proven 23hp Kohler Command engine. 
· 5 gallon fuel capacity keeps you in the field cutting grass. 
· 20-inch drive tires feature a radius edge for better flotation and less turf tearing. Wider stance allows for superior stability on hillsides. 
· Heavy-duty Flat-Free caster wheels with quick pin removal for easy maintenance and cutting height adjustments. Semi-pneumatic tire design virtually eliminates downtime and expense resulting from front flat tires. 
· Front mounted 61" Velocity Plus or 72" Advantage cutter deck makes for easy trimming and mowing around and under low hanging trees and shrubs. 
· Marbain cutter blades stay sharp longer for reduced maintenance. Heavy-duty blade drive spindles provide unbeatable performance. 
· Infinitely variable ground speeds up to 6.8 mph forward. 
· Cutter deck shock absorber for better deck flotation and a smoother cut. 
· High capacity hydraulic cooling system features rust-free nylon reservoir and heavy-duty oil cooler for lower operating temperatures and longer life. 
· Operator friendly instrument panel includes an hour meter, ammeter, ignition switch, mower engagement switch, and separate choke and throttle controls. 
· Ogura PTO clutch brake engages the cutter blades. Adjustable airgap ensures long component life. 
· Simple, user-friendly design allows quick access to the engine and filters, for easy maintenance. 
· Coil spring seat for added operator comfort. 
· Interlocked parking brake system prevents movement while trailering or when parking on slopes. Mower will not move with the brake engaged to prevent premature brake wear. 
· The Scag "Simply the Best" commercial warranty stands behind you and your STHM for years of profitable service
· There are many productive accessories for the STHM like a high-performance mulching kit. 
· High-quality Fafnir bearings and bearing debris guard on idler pulleys ensure long, reliable service. 
· Double stacked roller bearings in cutter deck idler pulley adds to reliability. 
· The oil drain system makes oil changes clean and easy. Just place a piece of hose over the down spout and direct the other end into a suitable waste oil receptacle. Then turn the valve to drain the oil. No mess! 
· Split front cutter deck roller ensures free movement of the anti-scalp rollers to prevent turf damage. 
 

SCAG STHM MODEL OPTIONS

 · STHM61V-23CV --- Three-Wheel Rider; 61" Velocity Plus Cutter Deck, 23hp Kohler air-cooled engine 
· STHM72V-23CV --- Three-Wheel Rider; 72" Advantage Cutter Deck, 23hp Kohler air-cooled engine 
 

SCAG STHM MOWER DIMENSIONS**
61" STHM
· LENGTH: 110" 
· WIDTH (chute down): 73.5" 
· WEIGHT: 950 lbs. 

72" STHM
· LENGTH: 115" 
· WIDTH (chute down): 83.5" 
· WEIGHT: 980 lbs.