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Home / Lawn and Garden Tractors / John Deere Lawn Tractors / John Deere LA115

John Deere LA115 Lawn Tractor

The John Deere LA115 lawn tractor was manufactured from 2008 to 2010. The John Deere LA115 driveline system components: Briggs and Stratton 31P677 4-cycle single cylinder OHV vertical shaft air-cooled gasoline engine and Tuff Torq T40 belt-driven hydrostatic transmission with infinite forward and reverse gears.

A 30.6 cubic inches (501 cc) engine has a cylinder bore of 3.56" (91 mm), piston stroke of 3.06" (78 mm), and rated power of 19.5 hp (14.5 kW). Max. travel speed (forward/reverse): 5.5 mph (8.8 km/h) and 3.2 mph (5.1 km/h).

The lawn tractor is equipped with a manual steering system, disc brakes, 15x6.00-6 front tires, and 20x8.00-8 rear tires. The wheelbase is 49" (1240 mm). The John Deere LA115 is compatible with the following attachments: a 42" mid-mount 2-blade mower deck with manual lift and cutting height of 1.0-4.0 in (25-102 mm), 46" front-mount blade with lifting height of 6" (150 mm), and 44" front-mount dual-stage snow blower with clearing height of 18" (450 mm).

Engine
Engine Model Briggs and Stratton 31P677
Engine Type 4-cycle single cylinder OHV vertical shaft air-cooled gasoline engine
Number of Cylinders 1
Displacement, cu.in (cc) 30.6 (501)
Cylinder Bore, in (mm) 3.56 (91.0)
Piston Stroke, in (mm) 3.06 (78.0)
Rated Engine Power, hp (kW) 19.5 (14.5)
Rated Engine Speed, rpm 3600
Idle Speed, rpm 1750
Cylinder Bore Type Cast iron sleeve
Fuel System Type Carburetor
Carburetor Type Float
Fuel Pump Pulse type
Governor Type Mechanical
Lubrication System Oil pump with filter
Air Cleaner Dual element (paper and foam)
Cooling System Forced air
Ignition System Electronic
Spark Plug Type Champion RC12YC
Spark Plug Gap, in (mm) 0.03 (0.76)
Armature Air Gap, in (mm) 0.010-0.014 (0.25-0.36)
Valve Clearance (Intake), in (mm) 0.003-0.005 (0.08-0.13)
Valve Clearance (Exhaust), in (mm) 0.005-0.007 (0.13-0.18)
Fuel Tank Capacity, gal (L) 2.1 (7.9)
Oil Capacity, qts (L) 1.51 (1.42)

Electrical System
Electrical System Rating, Volts 12
Charging System Alternator
Alternator Rating, Amps 9
Starter Type Electric
Number of Batteries 1
Electric Ground Negative

Transmission
Transmission Model Tuff Torq T40
Transmission Type Belt-driven hydrostatic
Number of Forward Speeds Infinite
Number of Reverse Speeds Infinite
Maximum Forward Speed, mph (kph) 5.5 (8.8)
Maximum Reverse Speed, mph (kph) 3.2 (5.1)


Wheels and Tires
Drive Wheels 4x2 2WD
Steering Configuration Front steer
Steering System Manual
Front Tire Size 15x6.00-6
Rear Tire Size 20x8.00-8

Dimensions and Weight
Wheelbase, in (mm) 49 (1240)
Length, in (mm) 68.8 (1740)
Height, in (mm) 42.5 (1070)
Overall Width, in (mm) 51.8 (1310)
Weight, lb (kg) 449 (204)

42" Mower Deck
Mower Deck Type Mid-mount
Number of Blades 2
Cutting Width, in (mm) 42 (1060)
Overall Width, in (mm) 52 (1320)
Cutting Height, in (mm) 1.0-4.0 (25-102)
Spindle Material Aluminum
Deck Drive Belt
Lift System Mechanical

44" Snowblower
Snowblower Type Front-mount, 2-stage
Clearing Width, in (mm) 43.25 (1090)
Clearing Height, in (mm) 18 (450)
Lift System Mechanical

Front Blade
Blade Type Front-mount
Width, in (mm) 46 (1160)
Lift Height, in (mm) 6 (150)
Lift System Mechanical
Angle Manual

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