Gravely ZT HD 48" Zero-Turn Mower (Kawasaki FR691V) For Sale — Sequim, WA & Olympic Peninsula

The redesigned Gravely ZT HD 48” Zero-Turn Mower brings commercial-grade chassis strength, heavy-duty serviceable hydraulics, and all-day comfort into the most versatile deck size in the prosumer category. Available now at Leitz Farm Supply & Equipment Sales in Sequim, Washington, this 48-inch powerhouse pairs a high-torque 23 HP Kawasaki® FR691V 726cc V-Twin engine with commercial-duty serviceable Hydro-Gear® ZT-3100 hydrostatic transaxles, an ultra-rugged sloped 7-gauge fabricated steel X-Factor® 3 deck, and an all-welded commercial tubular steel backbone.

While typical residential 48-inch zero-turns cut manufacturing costs with thin 11-gauge or 12-gauge stamped sheet-metal decks and sealed, non-serviceable residential transaxles, the ZT HD 48 is built to commercial specifications from the ground up. Featuring a massive 7-gauge (3/16-inch) welded steel deck shell—the same gauge used on multi-thousand-dollar commercial fleet mowers—paired with Hydro-Gear ZT-3100 transaxles with external spin-on oil filters and steel-cut gears, the ZT HD 48 shrugs off hidden roots, rock strikes, and bumpy pasture turf. Delivering forward mowing speeds up to 8.0 MPH with 15 dial-adjusted cutting positions, this machine provides the high blade tip speed, deep-chamber vacuum lift, and structural rigidity needed to process dense, water-saturated Pacific Northwest grasses without clumping or scalping. With an overall transport width of approximately 51.5 inches with the discharge chute up, the ZT HD 48 easily slips through standard 5-foot (60-inch) pasture gates, clears narrow trailer rails, and navigates intricate landscaping. For landowners and acreage managers throughout Clallam, Jefferson, and Kitsap counties, the ZT HD 48 delivers commercial cut quality and long-term durability. Every unit at Leitz Farm Supply includes a comprehensive factory pre-delivery inspection (PDI), fluids topped, tracking calibrated, deck leveled, and authorized factory warranty backing from our certified Sequim dealership.

Heavy 7-Gauge X-Factor® 3 Deck, Commercial ZT-3100 Hydraulics & Kawasaki V-Twin Power

• 23 HP Kawasaki® FR691V 726cc V-Twin Engine: Powered by a commercial-pedigree 90-degree V-twin, the Kawasaki FR series features cast-iron cylinder liners, an internally vented carburetor for fuel efficiency, full-pressure lubrication with a spin-on automotive-style oil filter, and a dual-element air cleaner. It delivers continuous, high-torque power to slice through thick spring ryegrass, coastal clover, and damp pasture turf without losing blade RPM.

• 48-Inch 7-Gauge Fabricated Steel X-Factor® 3 Deck: Formed and welded from solid 3/16-inch (7-gauge) commercial plate steel with reinforced outer structural edge trim and heavy spindle reinforcement rings. The deep-chamber X-Factor® 3 airflow baffles and sloped front design stand limp grass blades upright for a level, manicured finish, expelling wet clippings cleanly without windrowing or deck packing in damp maritime climates.

• Commercial Hydro-Gear® ZT-3100 Serviceable Transaxles: Stepping far above entry-level sealed drives, the ZT-3100 transaxles feature commercial charge pumps, heavy-duty steel cut gears, and external spin-on automotive-style oil filters with drain ports. They deliver crisp lever response, high wheel torque for hillside control, and forward mowing speeds up to 8.0 MPH while allowing straightforward fluid servicing for long-term commercial reliability.

• Fully Welded Tubular Structural Steel Chassis: Built around an all-welded 1.5 in. x 2.5 in. structural steel tube backbone, the ZT HD 48 absorbs ground impacts across rough rural lawns, washboard dirt roads, and gopher mounds without frame deflection or deck misalignment.

• Forged Aluminum Maintenance-Free Spindles: High-strength forged aluminum spindle housings dissipate heat rapidly and feature sealed, pre-lubricated radial ball bearings that eliminate daily greasing while withstanding sudden blade impacts from hidden roots and rocks.

• Foot-Operated Mechanical Deck Lift with Dial-Style Selector (15 Positions): Change cutting heights cleanly across 15 positions from 1.5 inches to 5.0 inches in precise 1/4-inch increments. The spring-counterbalanced foot pedal removes deck weight entirely, letting the operator lift the deck on the fly over exposed irrigation valves, tree roots, or rocks without taking hands off the steering levers.

• High-Back Comfort Seat with Padded Armrests: Features thick vibration-dampening padding, adjustable seat slides, natural airflow contours, and padded armrests to isolate the operator's back from terrain shock during extended mowing runs.

Key Technical Specifications

Real-World Property Applications

• 1.5 to 4-Acre Residential Acreage & Homesteads: A 48-inch cutting deck hits the ideal sweet spot between wide-area cutting speed and tight-space maneuvering, significantly cutting mowing times compared to traditional lawn tractors or smaller 42" units.

• Standard 5-Foot Gate Clearance: With an overall transport width of approximately 51.5 inches with the discharge chute up, the ZT HD 48 easily clears standard 5-foot (60-inch) perimeter fence gates, paddock breezeways, and narrow trailer rails.

• Rough Rural Turf & Bumpy Pasture Perimeters: The fully welded 1.5x2.5-inch tubular chassis, large 22-inch rear drive tires, and 7-gauge deck shell absorb heavy ground shocks from gopher mounds, tractor ruts, and gravel fringes without frame flex or deck warping.

• Orchards, Raised Garden Beds & Outbuilding Clusters: True zero-turn maneuverability and responsive ZT-3100 commercial steering allow operators to circle fruit trees, hug garden beds, and trace shop perimeters in a single fluid pass, eliminating the need for extensive string-trimmer cleanup.

• Heavy, Damp Coastal Grass Cutting: Managing fast-growing Pacific Northwest ryegrass and heavy coastal forage requires sustained engine torque and high airflow velocity. The 23 HP Kawasaki FR691V engine maintains blade momentum under load, discharging clippings evenly without bogging down or windrowing.

Property-Size & Landowner Fit

• 1 to 2 Acres: Excellent if your property features 5-foot gates, tight landscaping clusters, and rolling terrain, but you demand commercial-grade build quality and long-term durability over consumer-grade mowers.

• 2 to 5 Acres (The Sweet Spot): The primary operating zone for the Gravely ZT HD 48. It provides the commercial-grade Hydro-Gear ZT-3100 transaxles, heavy 7-gauge X-Factor® 3 deck, 5.0-gallon fuel capacity, and 23 HP Kawasaki engine needed to mow multi-acre properties week after week without premature wear.

• 5+ Acres: Well-suited for finish mowing around the home, horse barns, outbuildings, and driveway lanes. For wide-open fields over 5 to 10 acres, stepping up to a ZT HD 52 or ZT HD 60 reduces total pass counts on broad expanses.

Olympic Peninsula & Western Washington Relevance

Operating outdoor power equipment west of the Cascades demands machinery built for frequent rainfall, dense damp grass, sandy glacial soils, and rolling terrain:

• Sequim & Dungeness Valley: Ideal for lavender farms, equestrian boarding facilities, hobby farms, and dry-belt acreage along the Dungeness River where clean, level striping, all-day comfort, and compact agility are required.

• Port Angeles & Foothill Acreage: The planted 825+ lb chassis mass, low center of gravity, and 22-inch rear drive tires provide positive wheel traction on sloped foothill home sites and rough timber-fringe acreage.

• Forks, Joyce & Clallam Bay: High annual rainfall causes rapid grass growth. The high-torque Kawasaki FR engine, paired with the commercial 7-gauge fabricated deck, powers through water-saturated forage without stalling or burning drive belts.

• Port Townsend, Chimacum & Quilcene: The ideal crossover machine for historic East Jefferson County homesteads, specialty livestock operations, and cideries that need a durable machine for rough field perimeters and manicured shop lawns alike.

• Kitsap County (Silverdale, Poulsbo, Bremerton, Port Orchard & Bainbridge Island): Delivers commercial cutting quality and vibration absorption needed to navigate rolling estate properties and wooded perimeter borders smoothly.

Competitor Comparisons: 48" Heavy-Duty Zero-Turn Mowers

Shoppers cross-shopping the 48-inch heavy-duty prosumer zero-turn market frequently evaluate models like the Toro TimeCutter MAX 48 / Titan 48, John Deere Z530M (48"), Husqvarna Z248F, and Bad Boy ZT Elite 48:

• Versus Toro TimeCutter MAX 48 / Titan: Many Toro models in this tier use 10-gauge or 11-gauge fabricated decks and lighter transaxles. The Gravely ZT HD 48 features a solid 7-gauge (3/16-inch) fabricated steel deck—substantially thicker and far more resistant to rock dents, root strikes, and front-lip bending.

• Versus John Deere Z530M: The John Deere Z500 series uses lighter residential-spec transaxles and stamped-top decks. The Gravely ZT HD 48 provides commercial-grade Hydro-Gear ZT-3100 transaxles with spin-on oil filters, commercial forged aluminum spindles, and an all-welded tubular steel frame.

• Versus Husqvarna Z248F: While Husqvarna offers a fabricated ClearCut deck, it runs lighter non-serviceable transaxles. The Gravely ZT HD steps up to commercial serviceable ZT-3100 drives with charge pumps, a 7-gauge deck shell, 15 dial-adjusted cutting heights, and a 5.0-gallon fuel tank.

• Versus Bad Boy ZT Elite 48: Both machines feature heavy 7-gauge decks and Hydro-Gear ZT-3100 transaxles. The Gravely ZT HD 48 counters with forged aluminum spindles for rapid heat dissipation, Gravely’s signature sloped X-Factor® 3 deck baffling for wet-grass dispersal, and 15 cutting height positions up to 5.0 inches.

Frequently Asked Questions

What engine powers the Gravely ZT HD 48?

The Gravely ZT HD 48 is powered by a commercial-pedigree 23 HP Kawasaki® FR691V 726cc V-Twin engine featuring cast-iron cylinder liners, an internally vented carburetor, full-pressure lubrication with a spin-on filter, and a dual-element air cleaner.

What is the advantage of the 7-gauge X-Factor® 3 deck on a 48-inch mower?

A 7-gauge deck is 3/16-inch thick commercial plate steel—nearly double the thickness of standard residential 11-to-12-gauge decks. It will not dent on rocks, bend against fence posts, or warp across rough pasture ground, maintaining perfect blade leveling for years.

Will the Gravely ZT HD 48 fit through a standard gate?

With the discharge chute pinned up into transport position, the overall width of the ZT HD 48 is approximately 51.5 inches (approx. 62.5 inches with chute down). It clears standard 5-foot (60-inch) gates with ease.

Are the Hydro-Gear ZT-3100 transaxles serviceable?

Yes. Unlike sealed residential transmissions, the commercial Hydro-Gear ZT-3100 drives feature external spin-on oil filters and fluid drain ports, allowing routine fluid changes to ensure maximum service life.

How do I adjust the cutting height on this mower?

The mower features an intuitive foot-operated mechanical deck lift pedal paired with a rotary dial selector. Step on the pedal to lift the deck, turn the dial to your desired cutting height across 15 positions from 1.5" to 5.0" (in 1/4" increments), and release the pedal.

Where can I inspect or test drive the Gravely ZT HD 48 in Sequim?

The Gravely ZT HD 48 is available at Leitz Farm Supply & Equipment Sales in Sequim, Washington. We serve customers across Clallam, Jefferson, Kitsap, and surrounding counties with full machine inventory, certified warranty service, and genuine OEM parts.

Dealership Support, Financing & Delivery at Leitz Farm Supply

At Leitz Farm Supply & Equipment Sales, every Gravely zero-turn mower is fully assembled, serviced, and calibrated before delivery:

• Factory Pre-Delivery Inspection (PDI): Engine oil and transaxle levels verified, tire pressures balanced, tracking aligned, and cutting deck leveled for an even cut on day one.

• Competitive Financing Options: Take advantage of competitive low-rate APR financing and zero-down options available on approved credit.

• Accessories & Outfitting: Customize your ZT HD 48 with genuine Gravely mulch kits, twin-bagger grass collection systems, operator-controlled discharge chutes (OCDC), trailer hitch kits, and LED headlights.

• Factory Warranty Support & Tune-Up Kits: As an authorized Gravely dealer and service center, we stock OEM belts, blades, Kawasaki filters, and seasonal tune-up kits to keep your mower running at peak performance.

• Local Delivery: Direct trailer delivery is available to your home, shop, or acreage across Sequim, Port Angeles, Joyce, Forks, Port Townsend, Chimacum, Poulsbo, Silverdale, and Bremerton.

Visit Leitz Farm Supply & Equipment Sales in Sequim, WA today, or submit an inquiry at LEITZFARMSUPPLY.com to test drive the Gravely ZT HD 48 Kawasaki and reserve yours.