Z400 Z Master, With 52in 7-Gauge Side Discharge Mower
Product Information
- Model #: 74449
- Serial #: 290000001 - 290999999
- Product Type: Riding Products
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Assembly Drawings
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Service Manual
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Operator's Manual
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Parts Catalog
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Setup Instructions
18 Inch Recycler Blade (Part # 105-7779-03)
Toro OEM Recycler blade. Recycler straight edge, standard discharge blade. The blade is designed for a High quality cut and long-lasting durability. These blades are designed with “wings,” called “accelerators” that kind of act like a fan — forcing the tiny bits of grass back into the earth. This Toro blade has multiple applications. Be sure to verify model and serial number to ensure the correct part.
18 Inch Hi Flow Blade (Part # 105-7781-03)
18 Inch Hi Flow blade. Hi-Flow are also known as basic blades, regular blades, or 2-in-1 blades, Hi-Flow mower blades are the go-to blades for mowers with a bagger. The blades are designed to cut the grass and flow the clippings, propelling them up and out of the discharge chute. This Toro blade has multiple applications. Be sure to verify make and serial number to ensure the correct part.
18 Inch Medium Flow Blade (Part # 105-7794-03)
Toro OEM Medium Flow blade. Medium Flow mower straight edge, standard discharge blade. These blades have slight upward angle on the edges. Great blades for use when horsepower is a concern. Produce medium Flow but requires less horsepower than Hi-Flow blades. This Toro blade has multiple applications. Be sure to verify model and serial number to ensure the correct part.
18 Inch Low Flow Blade (Part # 105-7795-03)
Toro OEM Low Flow blade. Low Flow mower blades have slightly curved ends that keep air Flow to a minimum. The lack of suction allows cut grass to exit the mower while keeping dust and debris levels down. Toro Low Flow mower blades cause less engine strain than Hi-Flow blades. This Toro blade has multiple applications. Be sure to verify model and serial number to ensure the correct part.
18 Inch Atomic Blade (Part # 105-7796-03)
Toro OEM Atomic blade. The Toro Atomic blade is commonly referenced as a “Gator Style” or “Gator Blade”. Provides the best quality of cut while mulching. This Toro blade has multiple applications. Be sure to verify model and serial number to ensure the correct part.
52 Inch Recycler Kit (Part # 107-1610)
Genuine OEM Part
Suspension Kit for Standard Seat (Part # 107-1892)
Toro OEM suspension kits for standard seats. Give your Zero-Turn some additional comfort with this seat suspension kit. Genuine Toro Parts and accessories are designed specifically for your machine and built to exacting standards with tight tolerances. Other parts simply don't stack up to the quality, performance, and value of Genuine Toro Parts.
Z Stand Assembly (Part # 107-8599)
Genuine OEM Part
18 Inch High Flow Blade (6 Pack) (Part # 108-1117)
This Toro OEM 18-inch Hi-Flow replacement mower blade — sold as a pack of 6 is designed to produce high lift, cutting grass cleanly and propelling clippings upward and out through the discharge chute. Hi-Flow blades — also referred to as basic, standard, or 2-in-1 blades — are the preferred choice when using a grass catcher or bagger, as the increased airflow drives clippings efficiently into the collection bag. This blade is compatible with multiple Toro riding lawn mowers models — always verify your model and serial number before ordering to confirm the correct fit.
Atomic Blade Pack (6) (Part # 108-1118)
This Toro OEM 6-inch Atomic replacement blade — commonly known as a Gator-style blade — features a serrated cutting edge with raised teeth that shred grass clippings into much finer pieces than a standard mulching blade. The serrated design re-cuts clippings multiple times on every pass, delivering the highest mulching quality available and a consistently crisp, clean cut even in dense or damp grass. Compatible with multiple Toro walk-behind mowers models — verify your model and serial number before ordering.
Lift Assist Kit (Part # 108-4090)
Genuine OEM Part
Z-Master Anti-Scalp Kit (Trim Side) (Part # 108-4140)
This genuine Toro OEM anti-scalp deck wheel kit covers the trim side of the Toro Z-Master mower deck — the side closest to obstacles and edges. Anti-scalp wheels on the trim side prevent the deck from digging into raised spots when mowing close to beds, driveways, and curbs where the deck is most likely to make ground contact. Inspect regularly and replace when wheels are cracked, broken, or no longer rotating freely. Verify your model and serial number before ordering.
Please contact your local dealer
Low Flow 18 Inch Blade Pack (6) (Part # 110-0406)
This Toro OEM 18-inch Low Flow replacement mower blade — sold as a pack of 6 features a slightly curved tip design that keeps airflow to a minimum during operation. Low Flow blades are the right choice for mowing in sandy, dusty, or dry conditions where high suction would stir up excessive debris — they also cause less strain on the engine than Hi-Flow blades, making them a practical option when horsepower is a consideration. Compatible with multiple Toro riding lawn mowers models — verify your model and serial number before ordering.
Recycler 18 Inch Blade Pack (6) (Part # 110-0408)
This Toro OEM 18-inch Recycler replacement mower blade — sold as a pack of 6 is built to work within Toro's Recycler mulching system, featuring uniquely shaped 'accelerator' wings that act as a fan to keep clippings circulating beneath the deck. As clippings are forced back into the cutting zone, they are re-cut multiple times into fine pieces that fall back into the lawn and break down into natural fertilizer — feeding the grass and reducing the need to bag or rake. Compatible with multiple Toro riding lawn mowers models — verify your model and serial number before ordering.
Mid Flow 18 Inch Blade Pack (6) (Part # 110-0409)
This Toro OEM 18-inch Mid Flow replacement mower blade — sold as a pack of 6 is engineered to provide a balance between the high suction of Hi-Flow blades and the minimal airflow of Low Flow blades. Mid Flow blades have a slight upward angle on the cutting edges, producing moderate lift while requiring less horsepower than Hi-Flow blades — making them a versatile option for varied terrain and grass conditions. Compatible with multiple Toro riding lawn mowers models — verify your model and serial number before ordering.
Semi Pnuematic Wheel (Part # 110-5745)
This Semi Pnuematic Wheel is used on select models Toro Z Master Z400 lawnmowers.
Anti-Scalp Wheel Kit (Part # 112-1792)
This discharge side anti-scalp roller kit is used on select Z Master mowers.
Bimini Folding Sunshade Assembly (Part # 115-4510)
Toro genuine Optional fabric sun shade provides protection and comfort by shielding the operator from the elements. Verify your model and serial number to confirm compatibility before ordering.
DFS Vac Collection System, 400 Series Z Master (Part # 78510)
Z-Master 52 inch Operator Chute Gate Kit (Part # 78521)
Toro OEM chute gate kit. Protect people and property from flying debris, keep grass out of flower beds and driveways, reducing raking, blowing and re-mowing.
Please contact your local dealer
Deluxe Suspension Seat Kit, Z400 and Z500 Series Z Master Mowers (Part # 78530)
Twin Bag Assembly, 52" Deck (Part # 78532)
Blower and Drive Kit, 52" Deck (Part # 78537)
Compact Z Hitch Kit (Part # 99-8924)
Genuine OEM Part
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Model #
74449 -
Serial #
290000001 - 290999999 -
Product Name
Z400 Z Master, With 52in 7-Gauge Side Discharge Mower -
Product Brand
Toro -
Product Type
Riding Products -
Product Series
Zero Radius Turn, 400 Series -
Chassis Type
ZRT - LCE -
Swath
52 inch -
Discharge
Side -
Engine/Motor Manufacturer
Kawasaki -
Engine/Motor Size
21 hp -
Engine/Motor Type
4 Cycle EPA2 -
Engine Starter
Electric -
Transmission Type
Hydrostatic
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Engine: Spark Plug Gap
.030"/ .76mm -
Chassis: Height of Cut Range
1.5-4.5"; 1/4" increments -
Drive System: Gearbox Lubricant
Mobil 1 15w-50 Synthetic Motor Oil -
Engine: Spark Plug
Champion RCJ8Y or equivalent -
Chassis: Tire Pressure
Front 13 PSI, Rear 13 PSI -
Drive System: Ground Speed
Fwd. 0 - 8.5 Rev. 0 - 4.9 mph -
Engine: Battery
12V 230CCA -
Engine: Engine Speed
3650±50 RPM