Dronningborg D 7500 ('90) vs John Deere 975 ('77) - compare

Compare combine harvesters: Dronningborg D 7500 ('90) vs John Deere 975 ('77)

Dronningborg D 7500 ('90) vs John Deere 975 ('77) compare - general information

Specs Dronningborg D 7500 ('90) John Deere 975 ('77)
Brand Dronningborg John Deere
Model D 7500 ('90) 975 ('77)
Years from 1990 to 1992 y. from 1977 to 1981 y.
Reviews Dronningborg D 7500 ('90) reviews New! John Deere 975 ('77) reviews New!

Dronningborg D 7500 ('90) vs John Deere 975 ('77) - engine

Specs Dronningborg D 7500 ('90) John Deere 975 ('77)
Engine manufacturer Valmet Corporation John Deere
Engine type (model / version) 620 DSL 6.539 TZ 02
Engine capacity 6600 cm3 (6,6 l.) 5883 cm3 (5,9 l.)
Cylinders, qty 6 6
Turbocharging available available
Power (kW/HP) 110 kW / 150 KM 110 kW / 150 KM
Engine fuel tank 350 l. 300 l.
AdBlue tank none none

Dronningborg D 7500 ('90) vs John Deere 975 ('77) - header

Specs Dronningborg D 7500 ('90) John Deere 975 ('77)
Header width (working) 433 cm 425 cm
Alternative widths 494 cm 365 – 550 cm
Automatic header height mode none none
Header tilt systems none none
Header tilt adjustment (longitudinal tilt / crossfall) none none
Reel diameter 100 cm 110 cm
Reel speed adjustment hydraulics yes
Header reverser / Reel reverse feature hydraulics hydraulics

Dronningborg D 7500 ('90) vs John Deere 975 ('77) - threshing mechanism

Specs Dronningborg D 7500 ('90) John Deere 975 ('77)
Diameter of cylinder threshing mechanism 45 cm 61 cm
Width of cylinder threshing mechanism 140 cm 130 cm
Secondary threshing cylinder n.d. n.d.
Diameter of secondary cylinder n.d. n.d.

Dronningborg D 7500 ('90) vs John Deere 975 ('77) - straw walkers

Specs Dronningborg D 7500 ('90) John Deere 975 ('77)
Straw walkers, qty 5 straw walkers 5 straw walkers
Straw walkers area 6,13 m2 4,72 m2
Straw walkers length 438 cm 365 cm

Dronningborg D 7500 ('90) vs John Deere 975 ('77) - sieves

Specs Dronningborg D 7500 ('90) John Deere 975 ('77)
Upper sieve area n.d. n.d.
Lower sieve area 1,9 m2 1,88 m2
Total screening area
screening area covered by fan		 4,5 m2 4,6 m2
Lower sieve type adjustable adjustable

Dronningborg D 7500 ('90) vs John Deere 975 ('77) - performance

Performance Dronningborg D 7500 ('90) John Deere 975 ('77)
Unloading speed n.d. n.d.
Grain tank capacity n.d. n.d.
Max. speed 24,7 km/h 19,7 km/h
Grain loss indicator none none

Dronningborg D 7500 ('90) vs John Deere 975 ('77) - transmission

Specs Dronningborg D 7500 ('90) John Deere 975 ('77)
Transmission hydraulic transmission hydraulic transmission
Forward gears 3 3/4
* depending by version

Dronningborg D 7500 ('90) vs John Deere 975 ('77) - brakes

Specs Dronningborg D 7500 ('90) John Deere 975 ('77)
Brakes hydraulics, disc brakes hydraulics, disc brakes

Dronningborg D 7500 ('90) vs John Deere 975 ('77) - dimensions

Specs Dronningborg D 7500 ('90) John Deere 975 ('77)
Length (with header) 9,96 m 9,06 m
Width (with header) 4,86 m 4,45 m
Width (without header) 3,2 m 2,95 m
Height (with cab) 3,95 m 3,93 m
Height (without cab) n.d. 3,69 m
Total weight (with cab) 10300 kg n.d.
Total weight (without cab) n.d. 7760 kg
Total weight (with header) n.d. n.d.
Front tyres (drive wheels) 28L26 28,1-26
Rear tyres (turning wheels) 400/50-22,5 12,5/80-18
Alternative front tyres 23,1-26 23,1-26
Alternative rear tyres 12,5/80-18 n.d.

Dronningborg D 7500 ('90) vs John Deere 975 ('77) - heating

Specs Dronningborg D 7500 ('90) John Deere 975 ('77)
Air conditioning without air conditioning without air conditioning
Heating with heating without heating