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ATM 72LC Hillside Mower

Slope Mower by Harper Turf

A safer solution to mowing slopes, the ATM 72LC keeps the operator and the engine upright on hills up to 34 degrees. The two halves of the 72 inch deck float independent for a quality cut in ditches and rough terrain. This superior technology balances greater comfort and control, decreasing rollover risk.

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ATM 72LC Hillside Mower


ATM 72 34 degree mowing angle

34° Slope Capability

Hit the slopes with the Harper Turf ATM 72LC for a clean and consistent cut, even on steep slopes. The innovative, self-leveling technology automatically keeps the operator station vertical up to 34 degrees, improving safety and performance.

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72 inch deck width

72" Deck Width

A cutting width of 6 feet means fewer passes over ditches, overpasses and rough terrain.

Leveling circuit

Leveling Circuit

Our proprietary inclinometer and leveling cylinders provide constant down pressure on the stabilizer arms to absorb rough terrain, improving traction and operator comfort.

Adjustable deck

3” - 7.5” Inch Deck Height Adjustment

Durable deck height in 1/2" increments depending on grass, season and growing conditions.

ATM 72 Blade Comparison

swinging blade

Swinging Blade

Swinging blades come standard with the ATM 72 and offer more durability than common bar blades.

fixed blade

Fixed Blade

Fixed blades are available as an option with the ATM 72. These blades offer a more finished cut and are ideal for landscaping.


Optional sun shade canopy

Sun Shade Canopy

The 37”x45” canopy is designed to attach to the roll bar for desired head room. Made from 5/32” thick, modified ABS plastic and steel brackets. Available in red or white.

Optional fixed blade

Fixed Blade

Ideal for landscaping, the straight blades with shear bolts offer a more finished cut.

Spec Table

ATM 72LC Hillside Mower
Engine 24.8 HP @ 2300 RPM gross rating: Kubota V1505-E4B Liquid Cooled 4 Cylinder Diesel
Electrical System 12 Volt, 40 Amp Electrical System
Blade Drive Direct Hydraulic - No Belts or Gear Boxes
Ground Drive Poclain Hydrostat - PM10 variable displacement axial piston pump; Poclain High Efficiency Axial Piston Wheel Motors with Integrated Parking Brake
Speed Control Foot-Operated Speed Control - Self centering to Neutral
Ground Speed 0-7 MPH
Weight 2,480 lbs.
Deck Caster Tire 11" x 4" x 5", foam filled
Drive Tire 25" x 11-12" - 6 Ply
Stabilizer Tire 16.5" x 6.5" x 8" Foam Filled
Gauges High Engine Temp, Parking Brake, Low Hydraulic Oil, Glow Plug Leveling Lockout, Mower Blades Engaged, Low Voltage, Park Brake
Leveling Automatic Hydraulic Self-Leveling to 34 degrees with Manual Override Mounted on arm rest
Steering Steering wheel with power steering
Brakes Hydrostat Integrated with dashboard on/off switch
Seat Adjustable Suspension Seat with Arm Rests and Seat Belt
Fuel Capacity 10 US gallons
Hydraulic Oil Capacity Reservoir 11.5 gallon (US) with Hydraulic Oil Cooler
Cutting Width 72"
Cutting Height Adjustable from 3" to 7.5"
Overall dimensions 107" L, 74.5" W, 90" H with ROPS
Rear Discharge Two 36" Decks, Independently Free Flotation
Frame Welded and formed steel frame
Safety Certified ROPS with Hazard Lights, meets ANSI/OPEI B71.4 Standards


ATM 72LC Hillside Mower Downloads

Slope Mowers Downloads

ATM 72LC Hillside Mower Archived Resources