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John Deere LA105 Lawn Tractor
The
John Deere LA105 lawn tractor was manufactured from 2008 to 2010. The JD LA105
driveline consists of a Briggs and Stratton 31P677 4-cycle single cylinder OHV
vertical shaft air-cooled gasoline engine and Dana 4360 belt-driven gear
transmission with 5 forward and 1 reverse gears.
A 30.6 cu.in (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. forward speed - 5 mph (8 km/h), maximum reverse speed - 2.3 mph
(3.7 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 LA105 is compatible with a 42" mid-mount
2-blade mower deck with cutting height of 1-4" (25-102 mm), 44"
front-mount 2-stage snowblower with clearing height of 18" (450 mm), and
46" front blade with manual lifting system.
| 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 |
Dana 4360 |
| Transmission Type |
Belt-driven gear |
| Gearbox Type |
5F/1R |
| Number of Forward Speeds |
5 |
| Number of Reverse Speeds |
1 |
| Maximum Forward Speed, mph (kph) |
5.0 (8.0) |
| Maximum Reverse Speed, mph (kph) |
2.3 (3.7) |
| 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) |
442 (200) |
| 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 |
