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John Deere 302A Technical Specifications

John Deere 302A Engine

Engine Model ................. John Deere
Engine Type ................. 4-Stroke, valve-in-head, 3-cylinder liquid-cooled diesel
Number of Cylinders ................. 3
Displacement, cu in (L) ................. 164 (2.70)
Engine Bore, in (mm) ................. 4.02 (102.0)
Engine Stroke, in (mm) ................. 4.33 (110.0)
Aspiration ................. Naturally aspirated
Rated Engine Power, hp (kW) ................. 52.0 (38.8)
Rated Engine Speed, rpm ................. 2500
Maximum Torque, Nm (ft-lb) ................. 175 (129)
Torque Speed, rpm................. 1300
Compression Ratio ................. 16.2:1
Firing Order ................. 1-2-3
Fuel System ................. Injection pump
Lubrication System ................. Pressure with full-flow filter
Air Cleaner ................. Dry type
Intake Valve Clearance, in (mm) ................. 0.014 (0.36)
Exhaust Valve Clearance, in (mm) ................. 0.018 (0.46)
Fuel Tank Capacity, gal (L) ................. 19.5 (73.8)
Oil Capacity, qts (L) ................. 9.0 (8.5)
Coolant Capacity, qts (L) ................. 12.0 (11.4)
Electrical System Rating, Volts ................. 12
Charging System ................. Alternator
Alternator Rating, Amps ................. 35

Power Take Off

PTO Operational Type ................. Continuous Live
PTO Horsepower, hp (kW) ................. 47.0 (35.0)
PTO Speed, rpm ................. 540

John Deere 302A Transmission

Transmission Type ................. Power Shuttle
Gearbox Type ................. 8F/8R
Number of Forward Gears ................. 8
Number of Reverse Gears ................. 8
Clutch Type .................. Wet disc
Oil Capacity, qts (L) ................. 40.0 (37.8)
Maximum Forward Speed, mph (kph) ................. 15.7 (25.3)
Maximum Reverse Speed, mph (kph) ................. 25.3 (40.6)

Wheels and Tires

Drive Wheels ................. 2WD 4x2
Steering Configuration ................. Front steer
Steering System ................. Power Steering
Brakes Type ................. Hydraulic wet disc
Front Tire Size (Std) ................. 11L-15
Rear Tire Size (Std) ................. 14.9-24
Front Tire Size (Opt) ................. 8.00-16
Rear Tire Size (Opt) ................. 17.5L-24
Front Tread, in (mm) ................. 62 (1565)
Rear Tread, in (mm) ................. 60 (1515)

John Deere 302A Hydraulic System

Hydraulic System Type ................. Closed center
Hydraulic Pump Type ................. Piston, variable displacement
Implement Pump Flow, gpm (Lpm) ................. 28.0 (106.0)
Hydraulic Pressure, Bar (psi) ................. 162 (2350)
Hydraulic Fluid Capacity, gal (L) ................. 10.0 (38.0)
Hydraulic Fluid Capacity (Loader), gal (L) ................. 2.5 (9.5)
Number of Standard Remote Valves ................. 1 or 2
3-Point Hitch Category ................. 2/1

Dimensions and Weight

Wheelbase, in (mm) ................. 77 (1950)
Length (Tractor), in (mm) ................. 121 (3070)
Length (Tractor/Loader), in (mm) ................. 184 (4675)
Height (ROPS), in (mm) ................. 90.8 (2300)
Height (Hood), in (mm) ................. 55 (1390)
Overall Width, in (mm) ................. 75 (1900)
Ground Clearance, in (mm) ................. 12 (305)
Weight with Loader (Diesel), lb (kg) ................. 6250 (2840)

John Deere 302A Attachments

Loader Specifications

Maximum Lift Height (to pin), in (mm) ................. 122 (3095)
Clearance, Dumped Bucket, in (mm) ................. 98 (2480)
Reach At Full Height, in (mm) ................. 28 (710)
Dump Angle, deg ................. 45
Rollback Angle, deg ................. 20
Breakout Force (at pin), lb (kg) ................. 5000 (2270)
Lift to Full Height (at pin), lb (kg) ................. 3300 (1495)
Bucket Width, in (mm) ................. 81 (2050)
Raising Time to Full Height, second .................. 3.7
Bucket Dumping Time, second .................. 1.6
Lowering Time, second .................. 2.0
Loader Weight, lb (kg) ................. 1600 (730)

Backhoe Specifications

Backhoe Model ................. JD 9250A
Digging Depth, in (mm) .................. 164 (4160)
Digging Depth (2-ft Flat), in (mm) .................. 163 (4140)
Digging Depth (8-ft Flat), in (mm) .................. 150 (3810)
Reach from Swing Pivot, in (mm) ..... 209 (5300)
Loading Height, in (mm) .................. 135 (3420)
Swing Arc, deg .................. 180
Maximum Transport Height, in (mm) .................. 134 (3400)
Bucket Digging Force, lb (kg) .................. 7410 (3360)
Dipperstick Digging Force, lb (kg) .................. 4200 (1905)
Bucket Width, in (mm) ................. 12 (305)
Bucket Width, in (mm) ................. 18 (455)
Bucket Width, in (mm) ................. 24 (605)
Bucket Width, in (mm) ................. 30 (460)
Bucket Width, in (mm) ................. 36 (910)
Backhoe Weight, lb (kg) ................. 2550 (1155)