John Deere LA105 Engine Specifications
Engine Make – Briggs & Stratton
Engine Model – Briggs & Stratton 31
Cylinders – Single
Engine Power, Rated – 12.7 kW (17 hp)
Maximum Engine Power, (kW) – 12.7
Displacement, cu in (L) – 500 cc (30.5 cu.in.)
Engine Bore – 90.68 mm (3.57 in.)
Engine Stroke – 77.72 mm (3.06 in.)
Fuel Tank – 7.9 L (2.1 gal)
Crankcase without oil filter – 1.4 L (1.5 qt)
Ignition Module (Armature) Air Gap – 0.253 – 0.356 mm (0.010 – 0.014
in.)
Intake Valve Clearance – 0.076 – 0.127 mm (0.003 – 0.005 in.)
Exhaust Valve Clearance – 0.13 – 0.18 mm (0.005 – 0.007 in.)
Regular Grade 87 Octane Unleaded Fuel
Ethanol Blended Fuel (Up to 10%)
MTBE Reformulated Fuel (Up to 15%)
Spark Plug-Gap – 0.76 mm (0.030 in.)
Spark Plug-Torque – 20 Nm (15 lb-ft)
Oil Filter – Yes
Air Filter – Paper with Foam
Charging System – Regulated Circuit
Charging System Capacity – 9 Amp
Electrical System Rating, Volts – 12
Battery Type – BCI Group U1
JD LA105 Transmission
Transmission Gear – Transaxle
Transaxle – Dana 4360
Gears – 5 Forward and 1 Reverse
Travel Speeds – 5
Gear Speed Range
1st – 2.4 km/h (1.5 mph)
2nd – 3.2 km/h (2.0 mph)
3rd – 5.0 km/h (3.1 mph)
4th – 6.4 km/h (4.0 mph)
5th – 8.0 km/h (5.0 mph)
Reverse – 3.7 km/h (2.3 mph)
Wheels
Drive Wheels – 4×2, 2WD
Steering Configuration – Manual
John Deere LA105 Mower Deck
Cutting Width – 1371 mm (54 in.)
Blades Rotary – 3
Blade Nut Torque (w/ 5/8 in. Nut) – 88 Nm (65 lb-ft)
Cutting Height (Approximately) – 25 – 102 mm (1 – 4 in.)
Tire Size
Front Tire Size, 2WD – 15 x 6.00 – 6
Rear Tire Size – 20 x 8.0 – 8
Tire Pressure (Front) – 97 kPa (14 psi)
Tire Pressure (Rear) – 69 kPa (10 psi)
JD LA105 Dimensions and Weight
Height – 108 cm (42.5 in.)
Length (Overall) – 175 cm (69 in.)
Width (Mower Deck Chute Down) – 131 cm (51.75 in.)
Weight – 200 kg (442 lb)