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John Deere R990R (Square Flex Rolls)

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Features

Rotary Disk Cutterbar for Cutting in Tough Conditions

Close-up studio view of an R990R mower conditioner's high-speed Rotary Disc Cutterbar

The rotary disk cutterbar is designed for high performance in tough conditions. Its low-profile design enables close-to-ground cutting, while quick-change knives significantly reduce downtime. The easy-serviceability and durability ensure reliable operation.

Cutterbar Flotation to Match Ground Conditions

Rear-Mount R990R Cutterbar Flotation Component

The advanced cutterbar flotation system utilizes a hydropneumatic suspension, allowing it to follow ground contours effortlessly. This system does not require springs, maintaining consistent ground pressure and delivering excellent cut quality even on uneven terrain.

Quick-Change Knife Technology

Studio close-up of an F300R's green cutterbar, featuring its quick change knives

The rotary disc cutterbar delivers reliable performance in tough conditions with oil-driven gears and high-speed discs. Quick-change knives reduce downtime, while shear-protected discs, durable construction, and easy-service components enhance uptime and productivity.

Specifications

Cutterbar

Suspension SystemAdjustable hydro-pneumatic
Cutting Width9.5-9.9 m
Cutting Width31.2-32 ft
Disk Speed2986 rpm
Cutting Height35-85 cm
Cutting Height1.37-3.35 in.
Number Of Knives32
TypeRear reach
Number Of Disks16
Front/Rear Cutting Overlap0.3-0.5 m
Front/Rear Cutting Overlap1-1.6 ft

Power Requirements

PTO DriveClockwise
PTO Power Requirements250 hp
PTO Power Requirements185 kW

Dimensions

Transport Width3.5 m
Transport Width11.4 ft
Transport Weight7187 lb.
Transport Weight3260 kg

Tractor Equipment

Hydraulic Connections1 SCV
Standard HitchCategory 3 or 4N Quick hitch
Tractor Connection2 SCV + 1 - electrical 7 pin connector + 1 - 3 pin convenience outlet

Impeller Conditioner

Tines TypeL-Shaped Steel
Number Of Tines2x104
DriveGearbox