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Simplicity Express 15.5 Technical Data

General Information

Tractor Model ................... Simplicity Express 15.5 Hydro
Tractor Type ................... Lawn tractor
Manufacture Years ................... 1999-2003
Series ................... Express
Fuel Type ................... Gasoline
Attachments ................... Mower Deck, Blade

Simplicity Express 15.5 Engine

Engine Model ................... Briggs and Stratton Intek
Engine Type ................... 4-cycle vertical-shaft single cylinder air-cooled gasoline
Number of Cylinders ................... 1
Displacement, cu.in (cc) ................... 28.4 (465)
Engine Bore, in (mm) ................... 3.44 (87.0)
Engine Stroke, in (mm) ................... 3.06 (78.0)
Maximum Engine Power, hp (kW) ................... 12.0 (8.9)
Rated Engine Speed, rpm ................... 3600
Idle Speed, rpm ................... 1750
Maximum Torque, Nm (ft-lbs) ................... 24.8 (18.3)
Torque Speed, rpm ................... 2800
Fuel System ................... Carburetor
Governor Type ................... Mechanical
Lubrication System ................... Full pressure with oil filter
Air Cleaner Type ................... Foam
Spark Plug Gap, in (mm) ................... 0.030 (0.76)
Ignition Air Gap, in (mm) ................... 0.010-0.014 (0.25-0.35)
Intake Valve Clearance, in (mm) ................... 0.005-0.007 (0.13-0.18)
Exhaust Valve Clearance, in (mm) ................... 0.009-0.011 (0.23-0.28)
Fuel Tank Capacity, gal (L) ................... 2.2 (8.3)
Oil Capacity, qts (L) ................... 1.5 (1.4)

Electrical System

Electrical System Rating, Volts ................... 12
Charging System Rating, Amps ................... 15
Starter Type ................... Electric
Number of Batteries ................... 1
Battery, AH ................... 39
Electric Ground ................... Negative

Power Take Off

PTO Operational Type ................... Independent
PTO Clutch ................... Mechanical
PTO Speed, rpm ................... 3600

Simplicity Express 15.5 Transmission

Transmission Model ................... Tuff Torq K51
Transmission Type ................... Belt-driven hydrostatic
Number of Forward Gears ................... Infinite
Number of Reverse Gears ................... Infinite
Oil Capacity, qts (L) ................... 2.5 (2.4)
Maximum Forward Speed, mph (kph) ................... 5.2 (8.4)
Maximum Reverse Speed, mph (kph) ................... 3.0 (4.8)

Wheels and Tires

Drive Wheels ................... 2WD 4x2
Steering Configuration ................... Front steer
Steering System ................... Manual
Brakes Type ................... Mechanical disc
Front Tire Size ................... 15x6.00-6
Rear Tire Size ................... 18x8.50-8

Dimensions and Weight

Wheelbase, in (mm) ................... 47.5 (1200)
Length, in (mm) ................... 68 (1720)
Height, in (mm) ................... 41 (1040)
Overall Width, in (mm) ................... 36 (910)
Ground Clearance, in (mm) ................... 5 (130)
Turning Radius, in (mm) ................... 24 (610)
Weight, lb (kg) ................... 455 (206)

Simplicity Express 15.5 Attachments

38" Mower Deck

Mower Deck Type ................... Mid-mount
Number of Blades ................... 2
Cutting Width, in (mm) ................... 38 (960)
Overall Width, in (mm) ................... 50 (1260)
Cutting Height, in (mm) ................... 1.5-4.0 (40-100)
Cut Positions ................... 4
Deck Drive System ................... Belt driven
Lift System ................... Mechanical
Weight, lb (kg) ................... 81 (36)

Front Blade

Blade Type ................... Front-mount
Width, in (mm) ................... 42 (1060)
Lift System ................... Mechanical
Angle ................... Manual