John Deere

6603

Farm tractor · 2002–2008 · 112 hp

The John Deere 6603 is a farm tractor manufactured from 2002 to 2008. It features a John Deere 6068T engine, and two-post folding steering. The transmission is a partially synchronized type with 9 forward and 3 reverse.

Engine

EngineJohn Deere 6068T
Fuel Typediesel
Cylinders6
Coolingliquid-cooled
Turbocharger Statusturbocharged
Displacement414 ci (6.8 L)
Bore4.19 in (106 mm)
Stroke5 in (127 mm)
Compression Ratio17
Power Gross112 hp (83.5 kW)
Power Rated112 hp (83.5 kW)
Power PTO95 hp (70.8 kW)
Starter Volts12
Oil Capacity20 qts (18.9 L)
Coolant Capacity19.5 qts (18.5 L)
ManufacturerJohn Deere
Rated2,100 RPM
Firing Order1-5-3-6-2-4

Transmission

Transmission Typepartially synchronized
Transmission ModelTop Shaft Synchronized (TSS)
Gears9 forward and 3 reverse
Clutch305mm cerametalic dry disc
Oil Capacity61.2 qts (57.9 L)
Available Options9-speed partially synchronized

Hydraulics

Typeopen center
Pump Flow15 gpm (56.8 lpm)
Pressure2,750 psi (189.6 bar)
Total Flow15 gpm (56.8 lpm)

PTO

Rear Type540/1000
Clutchdry disc

Hitch

Rear TypeII
Rear Lift5,292 lbs (2,400 kg)
Hitch Controlmechanical lower-link draft sensing

Dimensions

Length175 in (444 cm)
Width73 in (185 cm)
Height82.3 in (209 cm)
Height Cab78 in (198 cm)
Height Rops110.7 in (281 cm)
Wheelbase104.1 in (264 cm)
Ground Clearance18 in (45 cm)
Front Tread58.7 in (149 cm)
Rear Tread59.5 in (151 cm)

Tires & Tracks

Front Ag10.00-16, 14.9-24
Rear Ag18.4-38

Fuel

Capacity41.7 gal (157.8 L)

Steering

Typetwo-post folding

Cab

CabComfortVantage Cab optional

Compatible Implements

ModelTypeWidthMin HP
Bush Hog BH114Rotary Cutters44"15 hp
Land Pride RCR1242Rotary Cutters42"18 hp
Bush Hog BH115Rotary Cutters56"20 hp
BEFCO BRC-142Rotary Cutters42"20 hp
BEFCO BRC-242Rotary Cutters42"20 hp
Land Pride RCR1548Rotary Cutters48"20 hp
Land Pride RCR1248Rotary Cutters48"20 hp
Land Pride RCF2072Rotary Cutters72"20 hp
Land Pride RCR1872Rotary Cutters72"20 hp
Land Pride RCR1860Rotary Cutters60"20 hp
Land Pride RCF2060Rotary Cutters60"20 hp
Land Pride RCR1260Rotary Cutters60"20 hp
Bush Hog BH116Rotary Cutters68"25 hp
Bush Hog BH210-3Rotary Cutters60"25 hp
Land Pride RCR1272Rotary Cutters72"25 hp
BEFCO BRC-248Rotary Cutters48"25 hp
BEFCO BRC-148Rotary Cutters48"25 hp
BEFCO BRC-160Rotary Cutters60"30 hp
Bush Hog BH210-3 variant 2Rotary Cutters72"30 hp
BEFCO BRC-260Rotary Cutters60"30 hp
BEFCO RMD-360Rotary Cutters60"35 hp
Land Pride RCF2760Rotary Cutters60"35 hp
Land Pride RCF2772Rotary Cutters72"35 hp
BEFCO BRC-172Rotary Cutters72"35 hp
Land Pride RCD1884Rotary Cutters84"35 hp
BEFCO BRC-272Rotary Cutters72"35 hp
Bush Hog BH310-2Rotary Cutters60"35 hp
BEFCO RMD-372Rotary Cutters72"40 hp
Land Pride RCF2696Rotary Cutters96"40 hp
Land Pride RCR1884Rotary Cutters84"45 hp
Land Pride RCF2084Rotary Cutters84"45 hp
Bush Hog BH310 variant 2Rotary Cutters72"45 hp
Bush Hog BH210-3 variant 3Rotary Cutters84"50 hp
BEFCO RHD-472Rotary Cutters72"50 hp
Bush Hog BH310 variant 3Rotary Cutters84"55 hp
Land Pride RCF3672Rotary Cutters72"60 hp
Bush Hog BH410 variant 1Rotary Cutters72"60 hp
Land Pride RCF2784 - 3PTRotary Cutters84"60 hp
BEFCO RHD-484Rotary Cutters84"60 hp
Bush Hog BH410 variant 2Rotary Cutters84"70 hp
Land Pride RCF3684 - 3PTRotary Cutters84"70 hp
Land Pride DBM2660Rotary Cutters60"75 hp
Land Pride DB2660Rotary Cutters60"75 hp

Confirmed compatible on PTO HP and 3-point hitch category. Verify with your dealer before purchasing.