Specifications, Service and Repair of Farm and Lawn Tractors

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John Deere 425 Specs

John Deere 425 Engine Specifications

Make - Kawasaki
Model Number - FD620D-AS02
Horsepower - 14.9 kW (20 hp)
Cylinders - Two
Stroke/Cycle - Four
Displacement - 617 cc (37.7 cu in)
Bore - 76 mm (2.99 in)
Compression Ratio - 9.0
Speed (fast idle), no load - 3550 rpm
Speed (slow idle), no load - 1450 rpm
Lubrication - Full pressure
Oil Filter - Full flow (replaceable)
Air Cleaner - Replaceable element with pre-cleaner
Cooling System - Liquid-cooled
Fuel Filter - Replaceable paper element
Fuel Pump - Electric
Fuel Delivery - Carburetor
Fuel Tank Capacity - 24.6L (6.5 Gal)
Cooling System Capacity - 2.8 L (3.0 Qt)
Engine Oil Capacity - 1.4 L (1.5 Qt)
Electrical System Type - 0.8kW (12 volt Electric Start)
Charging System - Alternator, 20 amp
Battery - 340 CCA (cold cranking amps)

John Deere 425 Drive Train

Transmission - Hydrostatic Drive
Transaxle - 2-Pedal Hydrostatic Foot Control
Manufacturer - Kanzaki
Transaxle Model - Tuff Torq K91
Number of Speeds - Infinite
Travel Forward Speeds - 23" tires 0 to 12 km/h (0 to 7.5 mph) / 26" tires 0 to 13.7 km/h (0 to 8.5 mph)
Travel Reverse Speeds - 23" tires 0 to 6 km/h (0 to 4.0 mph) / 26" tires 0 to 6.8 km/h (0 to 4.25 mph)
Transaxle Capacity (with filter) - Two wheel steer 6.6 L (7.0 Qt)
Transaxle Capacity (with filter) - All wheel steer 5.7 L (6.0 Qt)
Brakes Type - Internal wet disc
Steering Hydrostatic - Power 4-Position Tilt Steering Wheel

JD 425 Power Take-off

Rear PTO Type - Iindependent
Clutch - Hydraulic
Rear RPM - 540
Front PTO Type - Independent
Clutch - Hydraulic
Front RPM - 2000

Tire Sizes

Front Tires (Tubeless) - 16 x 7.50 - 8
Rear Tires (Tubeless) - 23 x 10.50 - 12

John Deere 425 Attachments

48 Inch Mower

Mower Deck Type - Mid-mount
Blades - Three with hydraulic lift
Cutting width - 48 inches (121 cm)
Belt - Shaft-drive
Weight - 175 lbs (79 kg)
Overall width - 59.9 inches (152 cm)
Cut height - 1 to 4 inch (2 to 10 cm)
Cut positions - 25

54 Inch Mower

Mower Deck Type - Mid-mount
Blades - Three with hydraulic lift
Cutting width - 54 inches (137 cm)
Belt - Shaft-drive
Weight - 185 lbs (83 kg)
Overall width - 65.9 inches (167 cm)
Cut height - 1 to 4 inch (2 to 10 cm)
Cut positions - 25

Blade

Type - Front-mount
Width - 54 inches (137 cm)
Lift height - 11 inches (27 cm)
Cut depth - 3.5 inches (8 cm)
Weight - 184 lbs (83 kg)
Lift - Hydraulic
Angle - Hydraulic

46 Inch Snow Blower

Type - Front-mount single-stage with hydraulic lift
Clearing width - 46 inches (116 cm)
Clearing height - 30.625 inches (77 cm)
Weight - 250 lbs (113 kg)

John Deere 425 Loader

Loader Model - John Deere 40
Weight - 580 lbs (263 kg)
Height (to pin) - 69 inches (175 cm)
Clearance, dumped bucket - 52 inches (132 cm)
Dump reach - 22 inches (55 cm)
Dump angle - 50
Reach at ground - 43 inches (109 cm)
Rollback at ground - 19
Breakout force (lift) - 500 lbs (226 kg)
Breakout force (bucket) - 600 lbs (272 kg)
Lift to full height (at pin) - 215 lbs (97 kg)
Bucket capacity - 0.23 cu yd (0.2 cu m)
Bucket width - 48 inches (121 cm)

JD 425 Dimensions

Overall Height With 23" tires - 1166 mm (46.0 in)
Overall Width Narrow Position w/23" tires - 1138 mm (45 in)
Overall Width Wide Position w/23" tires - 1195 mm (47 in)
Overall Width 26" tires - 1250 mm (49 in)
Overall Length - 1905 mm (75 in)
Wheelbase All Wheel Steer - 1255 mm (49.4 in)
Wheelbase Two Wheel Steer - 1280 mm (50.4 in)
Net Weight Two Wheel Steer - 365 kg (805 lbs)
Net Weight All Wheel Steer - 408 kg (900 lbs)
Sound Rating Operator's Ear - 79 dBa

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