INTRODUCTION GRT655/655L OPERATOR MANUAL
1-4
Published 3-23-2020, Control # 654-04
LIST OF SPECIFICATIONS
General
Model . . . . . . . . . . . . . . . . . . . . . . . . GRT655/655L
Rated Capacity . . . . . . . . . . See Load Chart in cab
Drive . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4 x 4 x 4
Gross Weight . .See Axle Weight Distribution Table
Dimensions
NOTE: Dimensions listed are for a crane with all
components fully retracted in the travel mode.
Wheelbase . . . . . . . . . . . . . . . . . 3810 mm (150 in)
Overall Crane Length
GRT655 . . . . . . . . . . . . . . .12,660 mm (498 in)
GRT655L . . . . . . . . . . . . . .12,788 mm (503 in)
Overall Crane Width
Standard Tire Width . . . . . . . . . . . . 3079 (121)
Narrow Tire Width . . . . . . . . . . . . . .2938 (116)
Frame Width . . . . . . . . . . . . . . . . . .2990 (118)
Overall Crane Height
23.5x25 tire . . . . . . . . . . . .3478 mm (136.9 in)
18.0x25 tire . . . . . . . . . . . .3500 mm (137.8 in)
Outside Turning Radius (23.5x25 tire)
2 Wheel Steer . . . . . . . . . .10,161 mm (400 in)
4 Wheel Steer . . . . . . . . . . . 6140 mm (242 in)
Outside Turning Radius (18.0x25 tire)
2 Wheel Steer . . . . . . . . . .10,138 mm (399 in)
4 Wheel Steer . . . . . . . . . . . 6116 mm (241 in)
Outside Curb Clearance (23.5x25 tire)
2 Wheel Steer . . . . . . . . . .10,459 mm (412 in)
4 Wheel Steer . . . . . . . . . . . 6435 mm (253 in)
Outside Curb Clearance (18.0x25 tire)
2 Wheel Steer . . . . . . . . . .10,386 mm (409 in)
4 Wheel Steer . . . . . . . . . . . 6362 mm (250 in)
Outrigger Spread
Retracted . . . . . . . . . . . . . . . 2790 mm (110 in)
Mid Extend . . . . . . . . . . . . . . 4799 mm (189 in)
Fully Extended . . . . . . . . . . . 6809 mm (268 in)
Capacities
Fuel Tank . . . . . . . . . . . . . . . . . . . . . 322 L (85 gal)
Coolant System. . . . . . . . . . . . . . . . . 43 L (45.4 qt)
Engine Lubrication System . . . . . . . . . . 18 L (19 qt)
Hydraulic Tank (Reservoir Capacity)
Total . . . . . . . . . . . . . . . . . . . .524 L (138.5 gal)
Full Level . . . . . . . . . . . . . . . .470 L (124.1 gal)
Hoist . . . . . . . . . . . . . . . . . . . . . . . . . . 8.5 L (18 pt)
Swing Gearbox . . . . . . . . . . . . . . . . . 5.0 L (10.6 pt)
Axle Planetary Hub . . . . . . . . . . . . . . . 2.4 L (2.5 qt)
Axle Differential. . . . . . . . . . . . . . . . . 28.4 L (30 qt)
Transmission (includes Torque Converter)
. . . . . . . . . . . . . . . . . . . . . . . . . . . . 29.3 L (61.9 qt)
Diesel Exhaust Fluid (DEF) Tank . . .37.9 L (10 gal)
Torque Converter
Stall Ratio . . . . . . . . . . . . . . . . . . . . . . . . . . 2.024:1
Charge Pump Capacity. . . . . . . .61 L/min (16 gpm)
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . @ 2000 rpm
Transmission
Gear Ratios
Forward and Reverse
Low Range
1st . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 10.805
2nd. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4.727
3rd . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1.576
High Range
4th . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4.825
5th . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2.111
6th . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 0.704
Engine
Cummins QSB 6.7 - Tier 4F
Type . . . . . . . . . . . . .4-cycle, Diesel, Turbocharged
Number of Cylinders . . . . . . . . . . . . . . . . . . . . . . . 6
Horse Power Rating .122 kW (164 hp) @ 2300 rpm
Fuel. . . . . . . . . Maximum 15 ppm “Ultra Low Sulfur
Diesel Fuel” + diesel exhaust fluid (DEF)
Cummins QSB 6.7 - Tier 3
Type . . . . . . . . . . . . .4-cycle, Diesel, Turbocharged
Number of Cylinders . . . . . . . . . . . . . . . . . . . . . . . 6
Horse Power Rating . 119 kW (160 hp) @ 2500 rpm
Fuel. . . . . . . . . Maximum 5,000 ppm Sulfur Diesel
Axles
Total Ratio. . . . . . . . . . . . . . . . . . . . . . . . . 24.817:1
Carrier Ratio . . . . . . . . . . . . . . . . . . . . . . . . . 5.86:1
Planetary Ratio . . . . . . . . . . . . . . . . . . . . . . 4.235:1
Brakes
Type . . . . . . . . . . . . . . . Four-Wheel Hydraulic Disc
Wheels and Tires
Lugs per Wheel. . . . . . . . . . . . . . . . . . . . . . . . . . 12
Torque. . . . . . . . . 407 to 475 N-m (300 to 350 lb-ft)
Tire Size
Standard . . . . . . . . . . . 23.5 x 25, 24 ply rating
Optional . . . . . . . . . . . . 18.0 x 25, 28 ply rating
NOTE: For roading and lifting pressures, refer to the Load
Chart Book in the cab.
Swing Gearbox
Reduction Ratio . . . . . . . . . . . . . . . . . . . . . . 36.2:1
Output Torque. . . . . . . . . . 5630 N-m (49,830 in-lb)
Boom
Length. . . . . . . . . . . .10.7 to 43 m (35.3 to 141.2 ft)
Power . . . . . . . . . . . . . . . . . . 5 Section, Full Power
Length. . . . . . . . . . 10.6 to 34.8 m (34.9 to 114.3 ft)
Power . . . . . . . . . . . . . . . . . . 4 Section, Full Power
Elevation . . . . . . . . . . . . . . . . . . . -3 to +80 degrees
Extensions (Optional)
Manual Telescopic . 7.92 to 13.7 m (26 to 45 ft)
Offset 0°, 15°, or 30°
Swivel Assembly
Electrical . . . . . . . . . . . . . . . . . . . . . . . 20 Slip Rings
Hydraulic. . . . . . . . . . . . . . . . . . . . . . . . . . . 10 ports
Water . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2 ports
Air Conditioning . . . . . . . . . . . . . . . . . . . . . . 2 ports