Equipment Specifications Library
Basic Model Information
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Manufacturer:Ditch Witch
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Model:RT90
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Specifications
Additional Info
DIMENSIONS
Height: 111 in
Nose to rear mount length: 128 in
Length - transport: 148 in
Wheelbase: 73 in
Width: 82 in
Tread: 64 in
GENERAL
Ditch Witch model RT90 tractor, 4-wheel drive, rigid frame,
hydrostatic or powershift ground drive through rubber tires,
optional 4-wheel steering, hydrostatic attachment drive, riding unit.
OPERATION
Forward speeds
Low/Low: 0.6 mph
Low/High: 1.3 mph
High/Low: 4.4 mph
High/High: 9.4 mph
Reverse speeds
Low/Low: 0.3 mph
Low/High: 0.7 mph
High/Low: 2.9mph
High/High: 6.2 mph
Vehicle clearance circle
(SAE) wall to wall with backfill blade
Front steer only: 31 ft
Front and rear steer: 21 ft
Basic unit weight: 7980 lb
Backfill Blade
Blade width: 80 in
Blade height: 17 in
Lift height above ground: 21 in
Blade drop below ground: 11 in
Maximum swing angle (left/right): 30°
Tilt angle (up/down): 24°
POWER PLANT
Model: John Deere 4045DF150
Displacement: 276 cubic inches
Bore: 4.19 in
Stroke: 5.00 in
Engine manufacturer's gross power rating @ 2500 rpm: 85 hp
Maximum governed, no-load speed: 2650 rpm
POWER TRAIN
Ground drive transmission: hydrostatic or powershift
Differentials: planetary front and rear with optional rear steering
Service brake: Disc, foot operated
Parking brake: Disc, hand operated
Tires: 38X18.00-20 14-ply bar lug; inflate to 45 psi {3.1 bar}
Attachment drive transmission: hydrostatic, lever-operated speed infinitely variable
from zero to maximum, or powershift, with 2-speed control of forward and reverse
HYDRUALIC SYSTEM
Ground drive pump capacity @ 2500 rpm: 30.4 gpm
Ground drive pump relief pressure @ 2500 rpm: 5000 psi
Attachment pump capacity @ 2500: 36.3 gpm
Attachment pump relief pressure @ 2500 rpm: 6090 psi
Auxilliary pump capacity: 13 gpm
Auxilliary pump relief center: 2500 psi
FLUID CAPACITIES
Fuel Tank: 38 gal
Engine Oil: 9 qt
Hydraulic reservoir: 24 gal
Hydraulic system: 29 gal
Cooling system: 17 qt
BATTERY
Group 34H, SAE
Reserve Capacity - 120 minutes
SAE Cold Crank @ 0° F (-18° C) 800 amp
Auxilliary power outlet - 12 volt, 10 amp
Height: 111 in
Nose to rear mount length: 128 in
Length - transport: 148 in
Wheelbase: 73 in
Width: 82 in
Tread: 64 in
GENERAL
Ditch Witch model RT90 tractor, 4-wheel drive, rigid frame,
hydrostatic or powershift ground drive through rubber tires,
optional 4-wheel steering, hydrostatic attachment drive, riding unit.
OPERATION
Forward speeds
Low/Low: 0.6 mph
Low/High: 1.3 mph
High/Low: 4.4 mph
High/High: 9.4 mph
Reverse speeds
Low/Low: 0.3 mph
Low/High: 0.7 mph
High/Low: 2.9mph
High/High: 6.2 mph
Vehicle clearance circle
(SAE) wall to wall with backfill blade
Front steer only: 31 ft
Front and rear steer: 21 ft
Basic unit weight: 7980 lb
Backfill Blade
Blade width: 80 in
Blade height: 17 in
Lift height above ground: 21 in
Blade drop below ground: 11 in
Maximum swing angle (left/right): 30°
Tilt angle (up/down): 24°
POWER PLANT
Model: John Deere 4045DF150
Displacement: 276 cubic inches
Bore: 4.19 in
Stroke: 5.00 in
Engine manufacturer's gross power rating @ 2500 rpm: 85 hp
Maximum governed, no-load speed: 2650 rpm
POWER TRAIN
Ground drive transmission: hydrostatic or powershift
Differentials: planetary front and rear with optional rear steering
Service brake: Disc, foot operated
Parking brake: Disc, hand operated
Tires: 38X18.00-20 14-ply bar lug; inflate to 45 psi {3.1 bar}
Attachment drive transmission: hydrostatic, lever-operated speed infinitely variable
from zero to maximum, or powershift, with 2-speed control of forward and reverse
HYDRUALIC SYSTEM
Ground drive pump capacity @ 2500 rpm: 30.4 gpm
Ground drive pump relief pressure @ 2500 rpm: 5000 psi
Attachment pump capacity @ 2500: 36.3 gpm
Attachment pump relief pressure @ 2500 rpm: 6090 psi
Auxilliary pump capacity: 13 gpm
Auxilliary pump relief center: 2500 psi
FLUID CAPACITIES
Fuel Tank: 38 gal
Engine Oil: 9 qt
Hydraulic reservoir: 24 gal
Hydraulic system: 29 gal
Cooling system: 17 qt
BATTERY
Group 34H, SAE
Reserve Capacity - 120 minutes
SAE Cold Crank @ 0° F (-18° C) 800 amp
Auxilliary power outlet - 12 volt, 10 amp
This information is provided for informational purposes only. HDD Broker LLC cannot warrant the accuracy or completeness of this information. This information is subject to change by the manufacturer. Some specifications may vary by model year.