John Deere Z425
The John Deere Z425 is a tractor produced by John Deere Lawn Tractors. It is equipped with a 724 cc 44.2 ci engine. The listed engine power is Gasoline (listed): 23 hp / 17.2 kW. Transmission: Kanzaki DUP-10. Operating weight: 645 lbs (48 deck) 292 kg.
Engine Power
Gasoline (listed): 23 hp / 17.2 kW
Fuel & Capacities
3.5 gal
13.2 L
Transmission
Kanzaki DUP-10
Operating Weight
645 lbs (48 deck)
292 kg
Overview
 | 2007 - 2015
Model year 2007-20122013-2015
EZTrak Z400 SeriesZero-turn mower
EZTrak Z400 Series
Zero-turn mower |
|---|
Production | |
|---|---|
Manufacturer | John Deere |
Zero-turn mower | |
Built in Horicon, Wisconsin, USA | |
Original price | $3,999 (2008 48 ) |
$4,099 (2008 54 ) | |
John Deere Z425 Engine | |
|---|---|
23HP Briggs & Stratton 724cc 2-cyl gasoline | |
Fuel tank | 3.5 gal
13.2 L |
Engine details ...  | |
John Deere Z425 Transmission | |
|---|---|
hydrostatic | |
Transmission details ...  |
Mechanical | |
|---|---|
Two-wheel drive | |
Power steering | |
Open operator station. |
Power Take-off (PTO) | |
|---|---|
Mid PTO | independent |
Clutch | electric |
Dimensions & Tires | |
|---|---|
Wheelbase | 48 inches
121 cm |
Weight | 645 to 660 pounds |
Front tire | 13x5.0-6 |
Rear tire | 22x9.50-10 |
Full dimensions and tires ...  | |
Electrical | |
|---|---|
Ground | negative |
Battery CCA | 235 |
Battery volts | 12 |
References | |
|---|---|
 | |
Operator's Manual EZtrak (OMM154566) published in 2006 | |
Operator's Manual EZtrak (OMM157225) published in 2008 | |
Residential Zero-Turn-Radius Mowers published in 2008, by John Deere | |
Residential Zero-Turn-Radius Mowers published in 2009, by John Deere |
Engine
Engine Detail — 724 cc / 44.2 ci Gasoline
Manufacturer | Briggs & Stratton |
Fuel Type | Gasoline |
Configuration | 2-cylinder, air-cooled vertical-shaft V-Twin |
Displacement | 724 cc
44.2 ci |
Bore/Stroke | 3.12x2.89 inches
79 x 73 mm |
Power | 23 hp
17.2 kW |
Starter | electric |
Starter volts | 12 |
Oil capacity | 1.75 qts
1.7 L |
Transmission
Transmission — Kanzaki DUP-10
Transmission | Kanzaki DUP-10 |
Type | hydrostatic |
Gears | infinite forward and reverse |
 | |
Dimensions
John Deere Z425 Tires | |
|---|---|
Lawn/turf front | 13x5.0-6 |
Lawn/turf rear | 22x9.50-10 |
Dimensions | |
|---|---|
Wheelbase | 48 inches
121 cm |
Length | 74.7 inches
189 cm |
Height | 38.6 inches
98 cm |
Weight | 645 lbs (48 deck)
292 kg |
660 lbs (54 deck)
299 kg | |
Attachments
Attachment overview | |
|---|---|
48" mid-mount mower deck | |
54" mid-mount mower deck |
Photos
John Deere Z425
Recommended Implements & Sizing Guide
Engineering recommendations for John Deere Lawn Tractors John Deere Z425 based on its 23 HP power envelope and ASAE agricultural standards.
| Implement & Operation | Recommended Size | Workload Rating | Engineering Notes |
|---|---|---|---|
Moldboard PlowPrimary Tillage | 1 to 2 Bottom (12")1 - 2 铧 (30 cm) | Light Duty | Ideal for garden plots and light sandy soil. |
Rotary Cutter / MowerMowing & Clearing | 4 ft (48 in)1.2 m | Light Duty | Pasture clipping and light brush under 1" diameter. |
Rotary TillerSeedbed Prep | 42 to 48 in105 - 120 cm | Light Duty | Covers compact tractor tire width. |
Disc HarrowSecondary Tillage | 5 to 6 ft (16-18" discs)1.5 - 1.8 m (40-45 cm 耙片) | Light Duty | Small acreage soil break-up and secondary aeration. |
Sizing & Soil Condition NoteActual implement sizing varies depending on local soil conditions (heavy clay vs sandy loam), field slope, and operating speed. Heavy tillage implements may require front ballast weights and wheel weights.
Fluids, Capacities & Working Autonomy
Standard fluid requirements, service intervals, and continuous runtime estimates for John Deere Lawn Tractors John Deere Z425.
Estimated Continuous Field Runtime: 2.9 hrs
Approximately 2.9 hours of continuous field operation at ~75% rated power on a full tank (3.5 gal / 13.2 L).
Estimated 75% Load Fuel Burn~1.2 gal/hr (4.5 L/hr)
Engine Crankcase Oil
SAE 15W-40 (Heavy Duty Diesel)
Standard Spec: API CK-4 / CJ-4 Heavy Duty
Service Interval: 150 – 250 Hours
Transmission & Hydraulic System
UTTO (Universal Tractor Transmission Oil)
Standard Spec: ISO VG 46 / 68 (Wet Brake & Trans Compatible)
Service Interval: 600 – 1000 Hours
Engine Cooling System
50/50 Ethylene Glycol Pre-mix
Standard Spec: ASTM D6210 / Heavy-Duty OAT Antifreeze
Service Interval: 2 Years / 1500 Hours
John Deere Lawn Tractors John Deere Z425 Specification Unit Converter
Convert power, fluid capacities, and operating weights between metric and imperial standards for John Deere Lawn Tractors John Deere Z425.
Converted Equivalents:
Horsepower (HP)23 hp
Kilowatts (kW)17.2 kW
Metric Horsepower (PS / CV)23.3 PS
Direct Competitor Comparison
Compare John Deere Z425 against same-era industry alternatives in the same horsepower class.
Current Model
John Deere Lawn Tractors
John Deere Z425
Engine Power:Gasoline (listed): 23 hp / 17.2 kW
★ Baseline Reference
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