John Deere SST15

The John Deere SST15 is a tractor produced by John Deere Lawn Tractors. The listed engine power is Gasoline (gross): 15 hp / 11.2 kW. Transmission: infinite forward and reverse. Operating weight: 615 lbs 278 kg.

Engine Power
Gasoline (gross): 15 hp / 11.2 kW
Fuel & Capacities
2.5 gal 9.5 L
Transmission
infinite forward and reverse
Operating Weight
615 lbs 278 kg

Overview

John Deere SST15 tractor photo
2001 - 2003 SST SeriesZero-turn mower SST Series Zero-turn mower
Production
Manufacturer
John Deere
Zero-turn mower
Built in Horicon, Wisconsin, USA
Original price was $3,749 in 2002
John Deere SST15 Engine
15HP Kohler 1-cyl gasoline
Fuel tank
2.5 gal 9.5 L
Engine details ...
John Deere SST15 Transmission
hydrostatic
Transmission details ...
Mechanical
Two-wheel drive
Steering
hydraulic power
Wet disc brakes
Open operator station.
Dimensions & Tires
Wheelbase
49.25 inches 125 cm
Weight
615 lbs 278 kg
Front tire
13x5.0-16
Rear tire
20x10-8
Full dimensions and tires ...
Electrical
Ground
negative
Battery CCA
160
Battery volts
12
References
SST15 references literature
Lawn and Garden Product Information Handbook published in 2002, by John Deere
Lawn and Garden Product Information Handbook published in 2003, by John Deere
Lawn and Garden Product Information Handbook published in 2003, by John Deere
Lawn and Garden Product Information Handbook published in 2004, by John Deere
SST Lawn Tractor published in 2001, by John Deere

Engine

Engine Detail — Gasoline

Manufacturer
Kohler CVS15S
Fuel Type
Gasoline
Configuration
1-cylinder, air-cooled vertical-shaft
Power (gross)
15 hp 11.2 kW
Air cleaner
paper and foam elements
Starter volts
12
Oil capacity
1.9 qts 1.8 L
Sparkplug gap
0.040 inches 1.016 mm
John Deere SST15 Engine
John Deere SST15 engine image

Transmission

Transmission — infinite forward and reverse belt-driven hydrostatic

Manufacturer
Tuff Torq
Type
belt-driven hydrostatic
Gears
infinite forward and reverse
Oil capacity
6.8 qts 6.4 L
SST15  belt-driven hydrostatic speeds

Dimensions

John Deere SST15 Tires
Lawn/turf front
13x5.0-16
Lawn/turf rear
20x10-8
Dimensions
Wheelbase
49.25 inches 125 cm
Length
75 inches 190 cm
Width
52.5 inches 133 cm
Height
42 inches 106 cm
Weight
615 lbs 278 kg

Photos

John Deere SST15 tractor photo

John Deere SST15 tractor photo

Recommended Implements & Sizing Guide

Engineering recommendations for John Deere Lawn Tractors John Deere SST15 based on its 15 HP power envelope and ASAE agricultural standards.

Implement & OperationRecommended SizeWorkload RatingEngineering Notes
Moldboard PlowPrimary Tillage
1 to 2 Bottom (12")1 - 2 铧 (30 cm)Light DutyIdeal for garden plots and light sandy soil.
Rotary Cutter / MowerMowing & Clearing
4 ft (48 in)1.2 mLight DutyPasture clipping and light brush under 1" diameter.
Rotary TillerSeedbed Prep
42 to 48 in105 - 120 cmLight DutyCovers compact tractor tire width.
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 SST15.

Estimated Continuous Field Runtime: 3.2 hrs

Approximately 3.2 hours of continuous field operation at ~75% rated power on a full tank (2.5 gal / 9.5 L).

Estimated 75% Load Fuel Burn~0.8 gal/hr (3 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 SST15 Specification Unit Converter

Convert power, fluid capacities, and operating weights between metric and imperial standards for John Deere Lawn Tractors John Deere SST15.

Converted Equivalents:

Horsepower (HP)15 hp
Kilowatts (kW)11.2 kW
Metric Horsepower (PS / CV)15.2 PS

Direct Competitor Comparison

Compare John Deere SST15 against same-era industry alternatives in the same horsepower class.

Current Model
John Deere Lawn Tractors

John Deere SST15

Engine Power:Gasoline (gross): 15 hp / 11.2 kW
★ Baseline Reference
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Engine Power:13.5
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Engine Power:13.8
Production Years:1977 - 1979