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Ferris IS®600 Zero Turn Mower (52" / 5901911)

Zero-Turn mower · Model 5901911 · Commercial-duty · Gas

$9,624 Ferris list price

Checked 23 Oct 2026 on the Ferris product page. Tracking since 17 Sep 2026; no change recorded yet.

Manufacturer list price only — it excludes tax, freight, dealer setup and any local discount, and dealers set the final price.

The Ferris IS600 Zero Turn Mower (52 in / 5901911) is a commercial-grade gas zero-turn mower, built for daily commercial mowing, with a 52-inch deck and a 726cc engine making 23 hp. It weighs 964 lb (437.3 kg).

At a glance

Power Source
gas
Cutting Width
52 in (1321 mm)
Displacement
44.3 ci (726 cc)
Engine Power
23 hp
Transmission
Dual commercial Hydro-Gear® ZT-3200® transaxles with 7" cooling fans
Ground Speed
10 mph
Compare similar mowers See how this mower compares with machines of a similar size and purpose.
  • Deck 52 in (1321 mm) · Kawasaki® FX730V, 23.5 hp, 726 cc
    Ground speed 8.5 mph (this model: 10 mph)Fuel capacity 5.1 gal (19.3 L) (this model: 6 gal (22.7 L))
    Why: Same class: zero-turn · Same 52 in deck · Gas engine, like this model · Commercial-duty, like this model · 23.5 hp (this model: 23 hp) · By Gravely, a different maker
    Compare with the IS600 Zero Turn Mower (52 in / 5901911) ›
  • Deck 52 in (1321 mm) · Kawasaki® FX691V, 22 hp
    Fuel capacity 10 gal (37.9 L) (this model: 6 gal (22.7 L))Ground speed 8 mph (this model: 10 mph)
    Why: Same class: zero-turn · Same 52 in deck · Gas engine, like this model · Commercial-duty, like this model · 22 hp (this model: 23 hp) · By Gravely, a different maker
    Compare with the IS600 Zero Turn Mower (52 in / 5901911) ›
  • Deck 52 in (1321 mm) · Kawasaki® FX Series, 22 hp
    Ground speed 8.5 mph (this model: 10 mph)Max cut height 5 in (127 mm) (this model: 4.5 in (114 mm))
    Why: Same class: zero-turn · Same 52 in deck · Gas engine, like this model · Commercial-duty, like this model · 22 hp (this model: 23 hp) · By Scag, a different maker
    Compare with the IS600 Zero Turn Mower (52 in / 5901911) ›
  • Deck 52 in (1321 mm) · Vanguard, 26 hp, 810 cc
    Fuel capacity 4 gal (15.1 L) (this model: 6 gal (22.7 L))List price $11,595 (this model: $9,624)
    Why: Same class: zero-turn · Same 52 in deck · Gas engine, like this model · Commercial-duty, like this model · 26 hp (this model: 23 hp) · By Grasshopper, a different maker
    Compare with the IS600 Zero Turn Mower (52 in / 5901911) ›
  • Deck 52 in (1321 mm) · 27.4 hp, 809.5 cc
    Weight 1232 lbs (558.8 kg) (this model: 964 lbs (437.3 kg))Engine power 27.4 hp (this model: 23 hp)
    Why: Same class: zero-turn · Same 52 in deck · Gas engine, like this model · Commercial-duty, like this model · 27.4 hp (this model: 23 hp) · By STIHL, a different maker
    Compare with the IS600 Zero Turn Mower (52 in / 5901911) ›

Chosen by stated rules, not opinion: same class, a deck within 6 in of this one, the same kind of power and a compatible duty class, then the closest power, weight and price, with other makers preferred. Figures are the manufacturers’ published ones; nothing is estimated.

Engine

Ferris IS600 Zero Turn Mower (52 in / 5901911) engine specifications
Power Sourcegas
Displacement44.3 ci (726 cc)
Engine Power23 hp
Engine MakeKawasaki® FS691V
Cylinders2
Fuel TypeGas
Start TypeElectric

Deck

Ferris IS600 Zero Turn Mower (52 in / 5901911) deck specifications
Cutting Width52 in (1321 mm)
Min Cut Height1.5 in (38 mm)
Max Cut Height4.5 in (114 mm)
Deck Material10-gauge, Fabricated
Deck Gauge10

Drive

Ferris IS600 Zero Turn Mower (52 in / 5901911) drive specifications
TransmissionDual commercial Hydro-Gear® ZT-3200® transaxles with 7" cooling fans
Ground Speed10 mph
Reverse Speed5 mph

Dimensions

Ferris IS600 Zero Turn Mower (52 in / 5901911) dimensions specifications
Weight964 lbs (437.3 kg)
Fuel Capacity6 gal (22.7 L)
Length80 in (2032 mm)

General

Ferris IS600 Zero Turn Mower (52 in / 5901911) general specifications
Warranty2 yr

Professional use

How the IS600 Zero Turn Mower (52 in / 5901911) fits commercial and high-acreage work, from the specs we have. Duty class: Commercial.

Acres/hr (80%)
2.94
Acres/hr (100%)
5.25
Deck width
52 in
Ground speed
10 mph

Productivity computed from deck width and ground speed. Compare on the calculator ›

Ferris IS600 Zero Turn Mower (52 in / 5901911) professional and productivity specifications
Deck width52 in
Engine makeKawasaki® FS691V
Engine displacement726 cc
Engine power23 hp
TransmissionDual commercial Hydro-Gear® ZT-3200® transaxles with 7" cooling fans
Ground speed10 mph
Cut-height range38 mm – 114 mm
Fuel capacity22.7 L
Weight437.3 kg
Warranty2
Deck construction10-gauge, Fabricated
Deck gauge10 ga

Ferris doesn’t publish 7 of these for the IS600 Zero Turn Mower (52 in / 5901911): drive type, commercial warranty, spindle type, frame construction, anti-scalp rollers, drive tire size, seat type.

See the Ferris commercial pro hub › · Professional buying hub ›

Similar models

Other zero-turn mowers with comparable specs — including other brands — that buyers cross-shop with the IS600 Zero Turn Mower (52 in / 5901911).

Specs verified against the manufacturer spec sheet on Jun 6, 2026 — ferrismowers.com.

Independent reference database. Specs compiled from manufacturer sources and normalized for comparison; verify with the manufacturer or dealer before purchase.

What the specs work out to

Figures MowerFacts computes from Ferris’s own numbers — not published by the manufacturer.

Mowing time

  • ¼ acre5 min 4 min
  • ½ acre10 min 7 min
  • 1 acre20 min 14 min
  • 2 acres41 min 29 min
  • 5 acres1 h 42 min 1 h 11 min
  • 10 acres3 h 24 min 2 h 23 min

About 20 min per acre at 2.94 acres/hour, mowing at 7.0 mph. The second figure is at the published 10.0 mph top speed (4.2 acres/hour) — faster than anyone really mows. About 17.6 acres per tank.

Weight & hauling

  • Machine weight964 lb
  • + 6×12 trailer900 lb
  • Towed weight1,864 lb
  • single-axle 3,500 lbCarries it, 1,636 lb spare
  • tandem-axle 7,000 lbCarries it, 5,136 lb spare

Needs a single-axle 3,500 lb trailer and a vehicle rated to tow at least 1,864 lb.

Gate & trailer fit

  • 32 in gateToo wide
  • 36 in gateToo wide
  • 48 in gateToo wide

Needs at least 59 in of clearance (estimated).

Power & run time

  • Power per deck inch0.442 hp/in
  • Run time per tank~6.0 h

Mowing times assume 2.94 acres/hour: deck width x 7.0 mph at 80% efficiency, which allows for overlap, turns and trimming. 7.0 mph is 70% of the 10.0 mph top speed Ferris publishes - almost nobody mows flat out. The "at top speed" figure is the same sum at 10.0 mph, shown so you can see it.

Fit uses the deck width plus 6 in for the discharge chute, because Ferris doesn't publish an overall width — measure before buying if a gate is tight.

Towed weight adds a 900 lb allowance for a 6x12 open utility trailer to Ferris's published machine weight. Your trailer's own weight is on its VIN plate. Tongue weight, axle placement and your vehicle's tow rating are still yours to check — this is the load, not a loading plan.

Run time assumes a typical 1 gal/hour burn at working load; real consumption varies with engine, load and cut.

Ferris IS600 Zero Turn Mower (52 in / 5901911) questions

What size deck is on the Ferris IS600 Zero Turn Mower (52 in / 5901911)?

The Ferris IS600 Zero Turn Mower (52 in / 5901911) has a 52-inch (1321 mm) cutting deck with 10-gauge, fabricated construction.

What engine is in the Ferris IS600 Zero Turn Mower (52 in / 5901911)?

The Ferris IS600 Zero Turn Mower (52 in / 5901911) is powered by a Kawasaki® FS691V, 726 cc, 23 hp. Horsepower is the manufacturer's own rating.

How much does the Ferris IS600 Zero Turn Mower (52 in / 5901911) weigh?

The Ferris IS600 Zero Turn Mower (52 in / 5901911) weighs 964 lb (437.3 kg) as specified by Ferris.

What size trailer do I need for the Ferris IS600 Zero Turn Mower (52 in / 5901911)?

At 964 lb, the Ferris IS600 Zero Turn Mower (52 in / 5901911) on a typical 6x12 open utility trailer (about 900 lb empty) is roughly 1,864 lb of towed weight. That is within a single-axle 3,500 lb trailer, and your tow vehicle needs to be rated for at least 1,864 lb. Tongue weight, axle placement and your own trailer's empty weight still have to be checked — this is the arithmetic, not a loading plan.

How fast is the Ferris IS600 Zero Turn Mower (52 in / 5901911)?

Top ground speed is 10 mph. With its 52-inch deck that works out to about 4.2 acres per hour at 80% efficiency — allowing for overlap, turns and trimming.

How long does the Ferris IS600 Zero Turn Mower (52 in / 5901911) take to mow an acre?

About 14 min per acre, from its 52-inch deck at 10 mph and 80% efficiency — roughly 4.2 acres an hour, so five acres is about 1 h 11 min. Rough or obstacle-heavy ground takes longer; this is deck width times ground speed, not a timed test.

How big is the fuel tank on the Ferris IS600 Zero Turn Mower (52 in / 5901911)?

The Ferris IS600 Zero Turn Mower (52 in / 5901911) holds 6 gal (22.7 L) of fuel.

How much does the Ferris IS600 Zero Turn Mower (52 in / 5901911) cost?

Ferris's published list price is $9,624, checked 23 October 2026. That excludes tax, freight, dealer setup and any local discount — dealers set the final price.

What is the Ferris IS600 Zero Turn Mower (52 in / 5901911) built for?

Commercial-duty zero-turn mower. Built for daily, paid commercial use.

Source: Ferris (manufacturer) · archived copy

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