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Gradall D 154 Discovery Crossover Highway Speed Excavator With Gradall’s world-famous full tilting, telescoping boom and a Freightliner truck chassis, you can complete more work in more places in a single day. Without the need for a lowboy trailer, quickly drive the excavator out to more job sites and then back to the safety of the equipment yard — all at highway speeds. |
| Body | |
|---|---|
| Steering | Integral hydraulic power steering. |
| Wheels | Hub piloted disc 10-stud 11.25” bolt circle |
| Dimensions | |
|---|---|
| Length | 27’1” |
| Width | 8’6” |
| Height | 12’9” |
| Weight | 34,500 lbs. |
| Wheelbase | 15’0” |
| Ground Clearance | 10” |
| Fuel Tank Capacity | 80 Gallons |
| Transport Length | 27’1” |
| Transport Height | 12’9” |
| Transport Width | 8’6” |
| Engine | |
|---|---|
| Engine Make | Cummins |
| Engine Model | ISB 6.7 |
| Horsepower | 250 HP |
| Electrical System | 12 volt, 160 amp alternator with integral voltage regulator. 2 SAE Group 31 1900 CCA batteries |
| Rated Speed | Gear speeds: 1-10.6 mph 2-21.7 mph 3-31.6 mph 4-48.7 mph 5-55.0 mph Rev: 9.74 mph |
| Air Filter | 2-stage dry type with safety element, ejector valve and service indicator |
| Filtration System | 5 micron return filter 10 micron pilot filter Fin and tube-type oil cooler with thermostatically controlled cooling fan Pressure-compensated, load-sensing valves with circuit reliefs in all circuits |
| Drivetrain | |
|---|---|
| Drive | 4 x 4 |
| Axles | Front Axles: 13,200 lbs. Rear Axles: 23,000 lbs. rating 6.43 ratio Single reduction with driver controlled differential lock |
| Transmission Type | Automatic |
| Transmission | Allison 3500 RDS |
| Brakes | Front: Meritor “Q” Series Cam-Master Size: 16.5” x 5” ABS Brakes Automatic slack adjusters Rear: Meritor “P” Series Cam-Master Size: 16.5” x 7” Automatic slack adjusters Spring brake system incorporates emergency and parking brakes on rear axle |
| Suspension | Front: leaf springs with automatic lock-out cylinders Rear: solid mount |
| Tires | Front: M/S11R22.5 16-ply mud and snow traction tread Rear: M/S11R22.5 16-ply mud and snow traction tread |
| Hydraulic | |
|---|---|
| Pump | One load-sensing bent axis piston pump; 0-58 GPM (0-219 L/min) total |
| Operating Pressure | Hoist-3,800 PSI Tilt-2,500 PSI Swing-3,800 PSI Tool-3,800 PSI Telescope-3,800 PSI Pilot System-550 PSI |
| Hydraulic Cylinders | Four Double Acting Cylinders Two hoist cylinders: 3.5” bore x 2.25” rod x 28.5” stroke One tool cylinder: 4.5” bore x 2.5” rod x 18.88” stroke One boom cylinder: 3.25” bore x 2.25” rod x 123” stroke |
| Oil Capacity | Reservoir: 62 Gallons System: 68 Gallons |
| Hydraulic Motors | Two Hydraulic Motors Swing, 51 hp (38kW) Tilt, 21 hp (16 kW) |
| Operational | |
|---|---|
| Dig Depth | 13’0” |
| Bucket Breakout Force | 11,400 lbs. |
| Travel Speed - Forward | 55 mph |
| Lift Capacity | 5,950 lbs. |
| Max. Load @ Full Height | 16’10” |
| Max. Radius | 24’9” (at groundline) |
| Boom Telescope | 10’3” |
| Boom Tilt | 220° |
| Boom Force | 16,387 lbs. |
| Bucket Pivot Angle | 165° |
| Swing Speed | 8.0 RPM |
| Swing Clearance | 6’7” |
| Max. Work Height | 14’7” |
| Gross Vehicle Axle Rating | 36,200 lbs. |
| Swing Brake | Automatic spring-set/hydraulic release wet disc parking brake Dynamic braking provided by hydraulic system |
*Price, if shown, is Manufacturer's Suggested Retail Price (MSRP) and does not include government fees, taxes, dealer freight/preparation, dealer document preparation charges or any finance charges (if applicable). MSRP and/or final actual sales price will vary depending on options or accessories selected.
