John Deere 600 series Heavy Duty Disk Harrows

Vendor:

John Deere

Model 637 disk harrow is a versatile tilling tool. Three versions are available: medium weight, heavy weight and Rock Disc model for stony fields. They are used for levelling the ground after ploughing or seeding.
Grip width: from 3.5 to 11.5 m. Comes fitted with 550 and 600 mm disks.
In one passage, it covers up 30 to 60% of residual stubble. The tilling depth is up to 18 cm.

Basic outfit

Double batteries:

— On rigid cast tines, fixed angle of harrow, distance between disks 178 or 229 mm.
— 559 x 4.5 mm – spherically bent blades, medium divider, rear central disk with notching, Dura-Flex ball bearings.


Journals:

— 56mm diameter with a 6-bolt hub on the central frame for assemblies with a width of 4.9 to 6.75 m or journals with 63.5mm diameter having an 8-bolt hub on the central frame for assemblies with a width of 7.2m to 9.8 m and from 10.7 m to 11.5 m.


Transportation wheels:

— Double wheels 9.5l-15fi type for assemblies measuring 4.9 to 6.75 m in width; double wheels 11l-15fi type for assemblies measuring 7.2 m to 9.8 m in width; asymmetrical wheels 12.5l-15fi type for assemblies measuring 10.7 to 11.5 m in width.


Field wheels:

— Single 9.5l-15fi type for assemblies measuring 4.9 to 6.75 m in width.

— Single 11l-15fi type for assemblies measuring 7.2 to 9.8 m in width.

— Double 11l-15fi type for assemblies measuring 10.7 to 11.5 m in width.