John Deere lawn tractors

John Deere RX73

The John Deere RX73 is a riding lawn mower produced from 1987 to 1990. It features a 9 hp Kawasaki FC290V 290cc 1-cylinder gasoline engine with air-cooled vertical-shaft design. The mower has a 7-speed mechanical variable transmission with 7 forward and 1 reverse gears. It is a two-wheel drive with manual steering and disc brakes, and an open operator station. The RX73 includes a 30" mid-mount John Deere mower deck with a 1-blade design, cutting width of 30 inches, and adjustable cut height from 1 to 4 inches. The mower weighs 380 lbs and has a wheelbase of 42 inches. It uses a mid PTO with independent operation and mechanical clutch. The original price was $1,550 in 1990.
Power-
Founded-
ModelRX73

Technical Specifications

Detailed specifications and technical data for John Deere RX73

Engine
Typegasoline
ModelKawasaki FC290V
Coolingair-cooled vertical-shaft
Cylinders1-cylinder
Fuel tank1.0 gal (3.8 L)
SparkplugChampion RN11YC
Air cleanerdry element
Bore/Stroke3.07x2.36 inches (78 x 60 mm)
Displacement290 cc (17.7 ci)
Oil capacity1.2 qts (1.1 L)
Starter typemanual recoil
Power (gross)9 hp (6.7 kW)
Sparkplug gap0.030 inches (0.762 mm)
Oil change interval50 h
Dimensions
Width26 inches (66 cm)
Height39 inches (99 cm)
Length61 inches (154 cm)
Weight380 lbs (172 kg)
Rear tire16x6.50-8
Wheelbase42 inches (106 cm)
Front tire11x4.00-5
Production
TypeRiding lawn mower
Original price$1,550 in 1990
Years produced1987 - 1990
Attachments
Blades1-blade
Cut height1 to 4 inch (2 to 10 cm)
Mower deck30" mid-mount John Deere
Cutting width30 inches (76 cm)
Overall width42 inches (106 cm)
Transmission
Typemechanical variable transmission
Gears7 forward and 1 reverse
Serial Numbers
1987M0RX73X420001
1988M0RX73X475001
1989M0RX73X595001
1990M0RX73X010001
LocationSerial number plate on the rear of the John Deere RX73, to the left of the drawbar.
Steering and Brakes
DriveTwo-wheel drive
BrakesDisc brakes
Steeringmanual
Operator stationOpen operator station
Power Take-off (PTO)
TypeMid PTO
Clutchmechanical
Mid PTO Typepulley
PTO operationindependent