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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 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 Rating, Volts |
12 |
Charging System |
Alternator |
Alternator Rating, Amps |
9 |
Starter Type |
Electric |
Number of Batteries |
1 |
Electric Ground |
Negative |
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) |
Drive Wheels |
4x2 2WD |
Steering Configuration |
Front steer |
Steering System |
Manual |
Front Tire Size |
15x6.00-6 |
Rear Tire Size |
20x8.00-8 |
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) |
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 |
Snowblower Type |
Front-mount, 2-stage |
Clearing Width, in (mm) |
43.25 (1090) |
Clearing Height, in (mm) |
18 (450) |
Lift System |
Mechanical |
Blade Type |
Front-mount |
Width, in (mm) |
46 (1160) |
Lift Height, in (mm) |
6 (150) |
Lift System |
Mechanical |
Angle |
Manual |
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Lawn and Garden Tractors Technical Specs |