JD LA155 Engine Specifications
Engine Model – Briggs and Stratton 40
Engine Power (gross) – 22 hp (16.4 kW)
Net Power Output (HP) – 20 HP
Engine Displacement (cc) – 656
Start Type – Rewind
Engine Type – Gasoline
Shaft Output – Vertical
Crankshaft – Vertical
Shaft Diameter (in.) – 1
Shaft Length (in.) – 3 5/32
Shaft Keyway (in.) – 1/4in. square
Shaft End Tapped (Diameter (in.)/Threads per inch) – 7/16–20
Shaft Rotation (From PTO Shaft Side) – CCW
Bearing Type – DU
Cylinders (qty.) – 2
Cylinder Bore – Cast iron Dura-Bore
Bore x Stroke (in.) – 3.12 x 2.89
Cooling System – Air cooled
Air Cleaner Type – Cyclonic
Fuel Type – Regular gasoline
Fuel Pump – Yes
Fuel Filter – Yes
Fuel Tank Capacity – 15.1 L (4 gal)
Crankcase, with Oil Filter – 1.9 L (2.0 qt)
Oil Capacity (qt.) – 2
Lubrication System – Full pressure
Ignition System – Electronic
Governor System – Mechanical
Carburetor – Yes
Throttle Control – Remote
Choke Control – Automatic
Max. RPM – 3,400
Charging System Amps – 9 Amp DC
Ignition Module (Armature) Air Gap – 0.203-0.305 mm (0.008-0.012 in.)
Intake and Exhaust Valve Clearance – 0.102-0.152 mm (0.004-0.006 in.)
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
Electrical System Battery – 12 Volts
Battery Type – BCI Group U1
Auto Compression Release – Yes
Dimensions L x W x H (in.) – 23 1/2 x 21 x 22
John Deere LA155 Transmission
Transmission – Hydrostatic
Transaxle Model – Tuff Torq HD K46
Forward Travel Speed – 0-8.9 km/h (0-5.5 mph)
Reverse Travel Speed – 0-5.2 km/h (0-3.2 mph)
Reduction Ratio – 28.04:1
Axle Torque (rated), Nm (ft lbs) – 231.4 (171)
Max. Tire Diameter, mm (inch) – 508 (20)
Brake Capacity, Nm (ft lbs) @ 350 N (79 lbs) – 330 (243)
Pump/Motor Displacement, cc/rev – 7/10
Max. Input Speed, rpm – 3400
Axle Shaft Size, mm (inch) – 19.05 (0.75)
Max. Static Weight on Axle, kg (lbs) – 306 (675)
Weight (dry), kg (lbs) – 12.5 (27.6)
Brake Type – Wet Disc, internal
Housing (Case) – Aluminum
Gears – Heat Treated Powder Metal
Differential – Automotive Type Bevel Gears
Speed Control System – Foot Control (Dampening System or External Shock
Absorber Available)
Bypass Valve (Roll Release) – Standard
Transmission Oil – SAE 10W-30 Class CD 5W-50 (Option)
JD LA155 Tires
Size (Front) – 15 x 6.00 – 6
Size (Rear) – 20 x 10.00 – 8
Tire Pressure (Front) – 97 kPa (14 psi)
Tire Pressure (Rear) – 69 kPa (10 psi)
John Deere LA155 Dimensions
Height – 114 cm (45.0 in.)
Length (Overall) – 175 cm (68.75 in.)
Width (Mower Deck Chute Down) – 152 cm (60 in.)
Weight – 238 kg (525 lb)
John Deere LA155 Attachments
48 Inch Mower Deck
Type – Mid-mount
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.)
Cutting Width – 1219 mm (48 in.)
54 Inch Mower Deck
Type – Mid-mount
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.)
Cutting Width – 1371 mm (54 in.)
43.25 Inch Snow Blower
Type – Front-mount John dual-stage with manual lift
Clearing width – 43.25 in. (1090 mm)
Clearing height – 18 in. (450 mm)