John Deere X145 Engine Specifications
Engine Model – Briggs and Stratton 31
Engine Power (gross) – 19.5 hp (14.5 kW)
Engine Type – Intek
Shaft Output – Vertical
Cylinders (qty.) – 1
Cylinder Bore – Cast iron
Bore x Stroke (in.) – 3.56 x 3.06
Compression Ratio – 8.5:1
Engine Displacement (cc) – 500
Cooling System – Air cooled
Air Cleaner Type – Dual element
Fuel Tank – Not included
Fuel Type – Gasoline
Fuel Filter – Yes
Fuel Tank Capacity – 15.1 L (4 gal)
Oil Capacity (qt.) – 1 1/2
Lubrication System – Splash
Ignition System – Electronic
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.)
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
Start Type – Electric
Crankshaft – 1 x 3 5/32
Crankcase, with Oil Filter – 1.4 L (1.5 qt)
Shaft Diameter (in.) – 1
Shaft Length (in.) – 3 5/32
Shaft Keyway (in.) – 1/4
Shaft End Tapped (Diameter (in.)/Threads per inch) – 7/16-20
Shaft Rotation (From PTO Shaft Side) – CCW
Bearing Type – Plain
Governor System – Mechanical
Carburetor – Float
Throttle Control – Remote
Choke Control – Manual
Max. RPM – 3,300
Charging System – Regulated Circuit
Charging System Capacity – 9 Amp
Electrical System Battery – 12 Volts
Battery Type – BCI Group U1
Muffler Included – Yes
Auto Compression Release – Yes
Bolt Circle (in.) – 10
Dimensions L x W x H (in.) – 19 x 16 x 13
John Deere X145 Transmission
Transmission Type – Hydrostatic
Transaxle Model – Kanzaki Tuff Torq T40
Gears – Infinite choice of speeds
Drive Control – Hydro/automatic foot-control pedals
Accelerator – Automotive-type
Travel Forward Speed – 0-8,9 km/h (0-5,5 mph)
Travel Reverse Speed – 0-5,2 km/h (0-3,2 mph)
JD X145 Electrical System
Charging System – Regulated Circuit
Charging System Capacity – 9 Amp
Battery Voltage – 12 Volts
Battery Type – BCI Group U1
Tires and Pressure
Size (Front Tire) – 15 x 6.00 – 6
Size (Rear Tire) – 20 x 8.0 – 8
Tire Pressure (Front Tire) – 97 kPa (14 psi)
Tire Pressure (Rear Tire) – 69 kPa (10 psi)
John Deere X145 Attachments
42″ Mower
Mower Deck – 1070 mm (42 in.)
Blades Rotary – 2
Blade Nut Torque (w/ M12 Nut) – 75 Nm (55 lb-ft)
Blade Nut Torque (w/ 5/8 in. Nut) – 88 Nm (65 lb-ft)
Cutting Height (Approximately) – 25-102 mm (1-4 in.)
Cutting Width – 1067 mm (42 in.)
Rotation Speed of Cutting Device with 42C mower – 2788 r/min at 3350
r/min motor speed
Sound Measurements without Mower Deck 85.0 dB(A) at 3350 r/min motor
speed
Sound Measurements with 42C Mower Deck 86.2 dB(A) at 3350 r/min motor
speed
Vibration Measurements with 42C Mower Deck – Below 2.5 m/s2
JD X145 Dimensions
Height – 1130 mm (44.5 in.)
Length (Overall) – 1750 mm (68.75 in.)
Width (Mower Deck Chute Down) – 1310 mm (51.75 in.)
Weight – 204 kg (450 lb)