Stanley 48ZS
The Stanley 48ZS is a tractor produced by Stanley Lawn Tractors. It is equipped with a 603 cc 36.8 ci engine. The listed engine power is Gasoline (gross): 20 hp / 14.9 kW. Transmission: Peerless 2100. Operating weight: 812 lbs 368 kg.
Engine Power
Gasoline (gross): 20 hp / 14.9 kW
Fuel & Capacities
5 gal
18.9 L
Transmission
Peerless 2100
Operating Weight
812 lbs
368 kg
Overview
 | 2011 - 2015
Zero-turn mowerGXi Outdoor Power built
Zero-turn mower
GXi Outdoor Power built |
|---|
Production | |
|---|---|
Distributor | Stanley |
Manufacturer | GXi Outdoor Power |
Zero-turn mower | |
Stanley 48ZS Engine | |
|---|---|
20HP Kawasaki 603cc 2-cyl gasoline | |
Fuel tank | 5 gal
18.9 L |
Engine details ...  | |
Stanley 48ZS Transmission | |
|---|---|
hydrostatic | |
Transmission details ...  |
Mechanical | |
|---|---|
Two-wheel drive | |
Power steering | |
Two-post folding ROPS. |
Dimensions & Tires | |
|---|---|
Weight | 812 lbs
368 kg |
Front tire | 13x5 |
Rear tire | 20x8 |
Full dimensions and tires ...  | |
Electrical | |
|---|---|
Ground | negative |
Battery volts | 12 |
Engine
Engine Detail — 603 cc / 36.8 ci Gasoline
Manufacturer | Kawasaki FR600V |
Fuel Type | Gasoline |
Configuration | 2-cylinder, air-cooled vertical-shaft |
Displacement | 603 cc
36.8 ci |
Bore/Stroke | 2.874x2.835 inches
73 x 72 mm |
Power (gross) | 20 hp
14.9 kW |
Starter | electric |
Starter volts | 12 |
Transmission
Transmission — Peerless 2100
Transmission | Peerless 2100 |
Type | hydrostatic |
Gears | infinite forward and reverse |
Dimensions
Stanley 48ZS Tires | |
|---|---|
Lawn/turf front | 13x5 |
Lawn/turf rear | 20x8 |
Dimensions | |
|---|---|
Length | 75 inches
190 cm |
Height | 72 inches
182 cm |
Weight | 812 lbs
368 kg |
Attachments
48" Mower deck | |
|---|---|
Type | mid-mount Stanley |
3-blade | |
Cutting width | 48 inches
121 cm |
Cut height | 1.5 to 5 inch
3 to 12 cm |
Cut positions | 8 |
Photos
Stanley 48ZS tractor photo
Recommended Implements & Sizing Guide
Engineering recommendations for Stanley Lawn Tractors Stanley 48ZS based on its 20 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 Stanley Lawn Tractors Stanley 48ZS.
Estimated Continuous Field Runtime: 4.8 hrs
Approximately 4.8 hours of continuous field operation at ~75% rated power on a full tank (5 gal / 18.9 L).
Estimated 75% Load Fuel Burn~1 gal/hr (3.9 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
Stanley Lawn Tractors Stanley 48ZS Specification Unit Converter
Convert power, fluid capacities, and operating weights between metric and imperial standards for Stanley Lawn Tractors Stanley 48ZS.
Converted Equivalents:
Horsepower (HP)20 hp
Kilowatts (kW)14.9 kW
Metric Horsepower (PS / CV)20.3 PS
Direct Competitor Comparison
Compare Stanley 48ZS against same-era industry alternatives in the same horsepower class.
Current Model
Stanley Lawn Tractors
Stanley 48ZS
Engine Power:Gasoline (gross): 20 hp / 14.9 kW
★ Baseline Reference
International HarvesterMarket Competitor
International Harvester 184 Lo-Boy
Engine Power:18
Production Years:1977 - 1980
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