Toyota 8FD70N Specifications
The Toyota 8FD70N is a high-capacity diesel-powered
pneumatic-tire forklift engineered for heavy industrial operations requiring
exceptional lifting strength, structural durability, and continuous multi-shift
performance. With a nominal capacity of 7,000 kilograms (15,432 pounds), the
8FD70N belongs to Toyota’s advanced 8-Series, a family recognized worldwide for
its robust drivetrain components, refined operator ergonomics, and
industry-leading stability technologies such as Toyota’s System of Active
Stability (SAS).
Designed for harsh outdoor work
environments—including steel yards, port operations, lumber mills, bulk
distribution centers, precast facilities, foundries, and
heavy-manufacturing yards—the 8FD70N excels in applications that demand
sustained lifting at full height while maintaining precise control and
predictable handling.
Operators value the 8FD70N for its powerful acceleration, smooth
hydraulic modulation, excellent visibility through its reinforced mast,
and comfortable operator compartment with low vibration and reduced
noise. Maintenance teams appreciate the forklift’s wide-open service
access, long component life cycles, heavy-duty cooling system, and
simplified maintenance intervals. The 8FD70N is engineered to operate
reliably in high-dust, high-heat, and high-load industrial environments,
ensuring consistent uptime and long-term service life.
The Toyota 8FD70N is commonly equipped with a
large-displacement Toyota industrial diesel engine—typically the 1FS, 1KD-FTV
Heavy Industrial, or a region-specific high-output diesel depending on emissions
and market requirements. These engines emphasize high torque at low to mid rpm,
stable fuel efficiency, and dependable operation under long periods of
continuous load.
Engine Characteristics (Heavy-Duty
Industrial Diesel):
- Type: 4-cylinder, 4-stroke, turbocharged diesel
- Displacement: approx. 3.0-3.5 L
- Rated output: approx. 75-90 kW (100-120 hp)
- Peak torque: approx. 350-420 Nm (258-310 lb-ft)
- Fuel system: electronically controlled high-pressure common rail
- Emissions: Tier 3 to Tier 4i depending on region
- Idle speed: approx. 700-750 rpm
- Maximum governed speed: approx. 2,300-2,400 rpm
Engine Block Construction:
- Cast-iron block with cross-rib reinforcement
- Forged-steel crankshaft with generous journal sizing
- High-temperature pistons with oil-cooling galleries
- Heavy-duty connecting rods with enlarged bearing surfaces
Lubrication System:
- Type: full-pressure wet-sump
- Oil pump: gear-type, crankshaft-driven
- Oil capacity: approx. 9-12 L (9.5-12.7 qt)
- Oil pressure: approx. 30-45 psi (207-310 kPa) at operating rpm
- Recommended oil: SAE 15W-40 diesel grade
- Filtration: spin-on full-flow filter
Cooling System:
- Type: pressurized liquid cooling
- Coolant capacity: approx. 13-16 L (13.7-16.9 qt)
- Thermostat opening: approx. 82°C (180°F)
- Radiator: heavy-duty multi-row industrial core
- Water pump: belt-driven centrifugal design
- Fan: mechanical or hydro-mechanical depending on region
- System pressure: approx. 13 psi (90 kPa).
The 8FD70N uses a reinforced heavy-duty powershift
transmission optimized for continuous high-torque transfers.
Transmission:
- Transmission type: 1- or 2-speed powershift
- Forward travel speed (unladen): approx. 19-21 km/h (12-13 mph)
- Reverse travel speed: approx. 17-19 km/h (10.5-12 mph)
- Transmission oil capacity: approx. 12-15 L (12.7-15.8 qt)
- Recommended fluid: ATF Dexron III or Toyota-approved industrial ATF
- Direction change: hydraulic clutch packs with electronic shift control
Drive Axle:
- Axle type: high-strength cast-steel differential housing
- Internal reduction: planetary reduction hubs for torque multiplication
- Axle lubrication capacity: approx. 8-10 L (8.4-10.5 qt)
- Lubricant: SAE 80W-90 gear oil or 85W-140 for high-heat regions
Braking System:
- Service brakes: hydraulic oil-immersed wet-disc brakes
- Wet-disc design provides long life and fade-resistant braking
- Parking brake: mechanical or spring-applied with lever control
- Brake response remains consistent even in mud, water, or dust environments.
- System voltage: 12 V
- Battery capacity: approx. 90-120 Ah
- Alternator output: approx. 60-90 A
- Starter motor: approx. 3.0-3.5 kW
- Engine management: ECU-regulated injection and emissions functions
- Sensors: SAS sensors for mast tilt, steering angle, vehicle speed, load
stability
- Lighting: front work lamps, rear combination lamps, mast-mounted lights.
Drive
Configuration:
- Type: front-wheel drive
- Steering: rear-wheel steer
- Traction: optimized for uneven outdoor surfaces
Tire Specifications (Pneumatic):
- Front tires: approx. 8.25x15 or equivalent
- Rear tires: approx. 8.25x15 (matched pair)
Optional Tires:
- Solid pneumatic tires for debris-heavy yards
- Non-marking compounds for indoor manufacturing applications
Chassis Features:
- Large-section welded steel frame for high rigidity
- Reinforced overhead guard engineered for falling-object protection
- Low center of gravity improves stability with heavy loads
- Protected routing for hydraulic and electrical systems
- Heavy-duty counterweight for balanced lifting at maximum height
Steering:
- Steering type: fully hydrostatic power steering
- Steering pump flow: approx. 12-18 L/min (3.1-4.7 gpm)
- Steering axle: oscillating center-pivot design
- Turning radius: approx. 3.2-3.5 m (126-138 in)
- Low-effort steering helps maintain precision under heavy load conditions.
- Maximum hydraulic pressure: approx. 2,300-2,500 psi
(159-172 bar)
- Pump type: engine-driven high-capacity gear pump
- Pump flow: approx. 60-80 L/min (16-21 gpm)
- Hydraulic tank capacity: approx. 45-55 L (47-58 qt)
- Hydraulic oil: ISO VG 32 or ISO VG 46
- Hydraulic circuits: lift, tilt, sideshift or optional attachments
- Lift cylinders: industrial double-acting cylinders
- Tilt cylinders: dual cylinders with internal cushioning.
| Service Refill Capacities |
- Engine oil: 9-12 L (9.5-12.7 qt)
- Coolant: 13-16 L (13.7-16.9 qt)
- Transmission fluid: 12-15 L (12.7-15.8 qt)
- Drive axle oil: 8-10 L (8.4-10.5 qt)
- Hydraulic oil: 45-55 L (47-58 qt)
Mast Types:
- Duplex (2-stage)
- Triplex (3-stage, full free-lift)
Lift Heights:
- Duplex: approx. 3.0-4.5 m (118-177 in)
- Triplex: approx. 4.5-6.5 m (177-256 in)
Free-Lift: Approx. 1.0-1.4 m (39-55 in) depending on mast
Fork Specifications:
- Standard fork length: 1,067-1,219 mm (42-48 in)
- Optional lengths: 1,524-1,829 mm (60-72 in)
- Fork width: approx. 150 mm (6 in)
- Fork thickness: approx. 50-60 mm (2.0-2.4 in)
Nominal Capacity: 7,000 kg (15,432 lb) at a 600 mm (24
in) load center
Capacity Reductions Apply With:
- Height increases beyond base mast height
- Use of long forks or fork extensions
- Heavy attachments such as clamps or rotators
- Off-center load positions
- Extreme operating angles or uneven surfaces.
- Lift speed (unladen): approx. 0.45-0.55 m/s (90-110
ft/min)
- Lift speed (laden): approx. 0.30-0.40 m/s (60-80 ft/min)
- Lowering speed (unladen): approx. 100-140 ft/min
- Lowering speed (laden): approx. 130-160 ft/min
- Gradeability (unladen): approx. 25-30%
- Gradeability (laden): approx. 15-18%
- Drawbar pull: approx. 25,000-40,000 N (5,620-8,990 lbf)
- Overall length to fork face: approx. 3.4-3.7 m
(134-146 in)
- Overall width: approx. 2.0-2.2 m (79-87 in)
- Overhead guard height: approx. 2.5-2.6 m (98-102 in)
- Wheelbase: approx. 2.2-2.4 m (87-94 in)
- Ground clearance: approx. 170-230 mm (6.7-9.0 in)
- Turning radius: approx. 3.2-3.5 m (126-138 in)
- Aisle width (pallet 1000x1200): approx. 5.2-5.6 m (205-221 in)
- Maximum fork height: 3.0-6.5 m depending on mast
- Free lift: 1.0-1.4 m
- Fork lengths: 42-72 in available
- Operating weight: approx. 9,000-11,000 kg (19,842-24,250 lb)
- Counterweight mass: approx. 3,000-4,000 kg (6,614-8,818 lb)
250-Hour
Maintenance:
- Replace engine oil and filter
- Lubricate mast, steering linkage, pedal pivots
- Clean radiator fins
- Clean or replace air filter elements
500-Hour Maintenance:
- Replace fuel filters
- Inspect driveline and propeller shaft
- Check transmission pressure and fluid
1,000-Hour Maintenance:
- Replace transmission fluid
- Replace drive axle oil
- Inspect all hydraulic cylinders and hoses
- Check lift chains for stretch and wear
2,000-Hour Maintenance:
- Replace hydraulic oil
- Replace coolant
- Perform full mast structural inspection
- Test SAS calibration and sensor output.
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