Specifications, Service and Repair of Farm and Lawn Tractors

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John Deere 5125R Specs

John Deere 5125R Engine Specifications

Advertised Engine Power, Rated, hp (kW) - 125 (92)
Maximum Engine Power, hp (kW) - 135 (99)
Rated Engine Speed, rpm - 2200
Power Boost, hp (kW) - 10 (7)
Fuel Tank capacity, gal (L) - 38 (144)
Diesel Exhaust Fluid (DEF) tank capacity, gal (L) - 3 (11.4)
Engine Make - John Deere
Engine Model - PowerTech PWL 4.5L
Number of Cylinders - 4
Displacement, cu in (L) - 276 (4.5)
Engine Bore, in (mm) - 4.17 (106)
Engine Stroke, in (mm) - 5.0 (127)
Block Design, Replaceable Liners - Replaceable liners
Aspiration, Turbocharged or Naturally Aspirated - Wastegate Turbocharged, aftercooled
Fuel System Description - High Pressure Common Rail
Fuel System Control, Electronic or Mechanical - Electronic
Fuel Injection to combustion chamber, Direct or Indirect - Direct
Emission Level, US EPA Tier - Tier 4 Final
Selective Catalytic Reduction (SCR) w/Diesel Exhaust Fluid (DEF) - SCR with DEF
Exhaust Gas Recirculation (EGR) - Cooled EGR
Cleanup Catalyst (CUC) - Ammonia Oxidation Catalyst
Diesel Oxidation Catalyst (DOC) - DOC standard
Diesel Particulate Filter (DPF) - No
Exhaust Pipe, Vertical stack or Horizontal - Underhood muffler, vertical stack
Cooling System Fan Drive Type - Belt
Electrical System Rating, Volts - 12
Alternator Rating, Amps - 200

Power Take-Off

PTO Horsepower, Basic / Optional Transmission, hp (kW) - 112 (83.5)
PTO Speeds, rpm - 540, 540E, 1000
PTO operational Type (Independent; Live; Continuous) - Independent Live

JD 5125R Transmission

Manufacturer's Description - 16F/16R CommandQuad Manual
Transmission Type - 4 powershiftable gears in 4 synchro ranges
Number of Forward / Reverse Speeds - 16F / 16R
Maximum Speed Forward, mph (kph) - 25 (40)
Creeper Range Available - See Creeper option
Shuttle (Forward-Reverse) Available - Standard
Manufacturer's Description - 16F/16R CommandQuad w/ Creeper
Transmission Type - 8 speeds geared below 1.11 mph
Number of Forward / Reverse Speeds - 16F / 16R
Manufacturer's Description - 32F/16R Command8
Transmission Type - 4 ranges, 8 speeds
Number of Forward / Reverse Speeds - 32F / 16R

John Deere 5125R Wheels and Tires

Drive Wheels or Tracks; 2WD, 4WD, 2WD / 4WD, 2 Tracks or 4 Tracks - 4WD
Steering Configuration: Front Steer, Frame Articulated, or Track-type Steer - Front Steer
Wheelbase/Trackbase, MFD/4WD or Track, in (mm) - 88.6 (2250)
Front Tire Size orTrack Width, MFD/4WD or Track - 320/85 R24, R1W
Rear Tire Size or Track Width - 460/85 R30, R1W

Axles and Brakes

Final Drive Location and Description - Inboard planetary
Axle Output End, Flange or Bar - Flange
Axle Bar Diameter, in (mm) - No bar axle
Suspended Front Axle Available - No
Service Brake Type - Wet disc

JD 5125R Hydraulics and Hitch

Hydraulic System Type - Open center std.; Closed center opt.
Main Hydraulic Pump Type - Tandem gear std.; Axial piston opt.
Implement Pump Flow, gpm (Lpm) - 19.3 (73)
Optional Pump Flow, gpm (Lpm) - PFC System 30.9 (117)
Number of Standard Remote Valves - 2 std; 3 optional
3-Point Hitch Category - Category 2
Optional Hitch Category - No option
Draft Sensing or Lift Control - Lower link draft sensing
Draft Link Ends Telescopic - Standard
Standard Lift Capacity 24 Inches behind pin, lb (kg) - 6,697 (3038)
Optional Lift Capacity 24 Inches behind pin, lb (kg) - 7,857 (3564)
Standard Lift Capacity at lift pin, lb (kg) - 7,081 (3214)
Drawbar Description - Adjustable, Swinging

John Deere 5125R Dimensions and Weights

Length, MFD/4WD or track, incl. Hitch/Drawbar, in (mm) - 147.8 (3753)
Height to Top of Cab, in (mm) - 106.1 (2695)
Height to Top of ROPS raised, in (mm) - No open ROPS
Overall Width, with standard wheels or tracks, in (mm) - 74 (1880) fender; 87 (2210) w/extension
Weight, 2WD w/Cab, lb (kg) - No 2WD
Weight, MFD/4WD or Tracks w/Cab, without ballast, lb (kg) - 9,811 (4450)
Weight, Total allowable, w/maximum ballast, lb (kg) - 20,812 (9440)

John Deere 603R HSL Loader

Height (to pin) - 148 inches (375 cm)
Clearance, dumped bucket - 139 inches (353 cm)
Dump reach - 41 inches (104 cm)
Dump angle - 54
Reach at ground - 108 inches (274 cm)
Rollback at ground - 52
Breakout force (at pin) - 5732 lbs (2600 kg)
Breakout force (at 800mm) - 5201 lbs (2359 kg)
Breakout force (bucket) - 10992 lbs (4985 kg)
Lift to full height (at pin) - 4317 lbs (1958 kg)
Lift to full height (at 800mm) - 4372 lbs (1983 kg)
Lift to 1.5m (at pin) - 5029 lbs (2281 kg)
Lift to 1.5m (at 800mm) - 4932 lbs (2237 kg)
Bucket width - 72.8 inches (184 cm)
Raise time to height - 4.7s
Bucket dump time - 3.2s
Lowering time - 3.5s
Rollback time - 1.1s

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