John Deere 425

John Deere 425The John Deere 425 is a 2WD lawn and garden tractor from the 400 series of the John Deere lawn tractors. It has a V-twin 90° liquid-cooled 4-stroke Kawasaki FD620D (617 cc, 37.7) horizontal PTO-shaft engine and hydrostatic transmission. The John Deere 425 garden tractor was manufactured in Horicon, Wisconsin, USA from 1992 to 2001.

The John Deere 425 tractor used a V-twin 90° liquid-cooled four-stroke Kawasaki FD620D-AS02 gasoline engine with horizontal PTO shaft. The FD620D has OHV (overhead valve design); cast iron cylinder liners; twin barrel carburetor; electromagnetic in-line fuel pump; full transistor ignition system with fixed timing; dual stage air cleaner; mechanical governor; pressure feed lubrication system with positive displacement pump.

Bore and stroke are 76.0 mm (2.99 in) and 68.0 mm (2.68 in), respectively. Compression ratio rating is 9.0:1. The Kawasaki FD620D-AS02 develops 20 HP (14.9 kW) at 3,500 rpm of maximum horsepower.

The John Deere 425 lawn tractor is equipped with Tuff Torq K91 hydrostatic transmission (infinite forward and reverse gears), power steering (four-wheel steering was available as an option) and wet disc brakes. This tractor used open operator station. The JD 425 also features an electric starter, independent front and rear PTO-shafts with a hydraulic clutch and a 6.5-gallon (24.6 L) fuel tank.

Following attachments are available for The JD 425 tractor:

  • John Deere 60-inch mower deck – mid-mount 60-inch deck (1520.0 mm) deck with 3-blades and hydraulic lift
  • John Deere 54-inch mower deck – mid-mount 54-inch deck (1370.0 mm) deck with 3-blades and hydraulic lift
  • John Deere 48-inch mower deck – mid-mount 48-inch deck (1210.0 mm) deck with 3-blades and hydraulic lift
  • John Deere 44-inch mower deck – mid-mount 44-inch deck (1110.0 mm) deck with hydraulic lift
  • John Deere blade – front-mount 1370.0 mm (54 in) blade with manual lift;
  • John Deere snow blower – front-mount 1160.0 mm (46 in) single-stage snow blower with hydraulic lift;
  • John Deere snow blower – front-mount 1190.0 mm (47 in) dual-stage snow blower with hydraulic lift;

John Deere 425 Specifications

General Specifications
Model John Deere 425
Length 1,900 mm (75 in)
Width Narrow Position w/23-inch tires: 1,138 mm (45 in)
Wide Position w/23-inch tires 1,195 mm (47 in)
26-inch tires: 1,250 mm (49 in)
Height 1,16 mm (45.9 in)
Wheel base All Wheel Steer: 1,255 mm (49.4 in)
Two Wheel Steer: 1,280 mm (50.4 in)
Weight Two Wheel Steer: 365 kg (805 lb)
All Wheel Steer: 408 kg (900 lb)
Fuel tank capacity 24.6 L (6.5 gal)
Battery 12V
Engine
Engine model Kawasaki FD620D-AS02
Fuel Gasoline
Displacement 617 cc (37.7 cu-in)
Bore x stroke 76.0 x 68.0 mm (2.99 x 2.68 in)
Power output 20 HP (14.9 kW) at 3,500 rpm
Starter type Electric starter
Oil type 10W-30
Oil capacity 1.5 L (3.17 US pt)
Coolant capacity 2.8 L (3 qts)
Spark plug NGK: BMR4A;
Transmission and chassis
Chassis 4×2 (2WD)
Transmission type Belt-driven hydrostatic (Tuff Torq K91)
Gears Infinite forward and reverse
Ground speed Forward: up to 11.7 kmh (7.3 mph)
Reverse: up to 6.4 kmh (4.0 mph)
PTO (Power take-off shaft)
PTO Type: Front, independent with hydraulic clutch
Rear, independent with hydraulic clutch
PTO Speed: Front: 2000 rpm
Rear: 540 rpm
Wheels and tires
Front tires Lawn/turf: 16×7.50-8
Rear tires Lawn/turf: 23×10.50-12