Downloadable brochures and spec sheets for current and non-current models are here.
ENGINE
| Model | Kubota D1503-DI-K2A |
| Type | 4-cycle water-cooled,direct injection |
| No. of cylinders | 3 |
| Rated power DIN 6 271, net | 21.3 kW (29 PS) at 2 400 min-1 (2 400 rpm) |
| Rated power SAE J1349, net | 21.3 kW (28 hp) at 2 400 min-1 (2 400 rpm) |
| Bore and stroke | 83 mm (3.27") x 92.4 mm (3.64") |
| Piston displacement | 1.499 L (91.4 n3) |
| Electrical system | 12 volt with 0.48 kW, 40 A alternator |
| Starting system | 12 V x 1.4 kW electric motor. |
| Batteries | 1 x 12 V / 490 CCA, 123-min. rated reserve |
| Air cleaner | Single stage dry type with restriction indicator |
POWER TRAIN
| Transmission | Hydrostatic transmission automatically controls power and speed with electrically controlled. |
| Travel speed* : km/h (mph) | |
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AXLE AND FINAL DRIVE
| Drive system | Four-wheel drive system |
| Front & rear axle | Semi-floating Front : fixed to the front frame Rear : Center pivot |
| Reduction and differential gear | conventional |
| Oscillation angle | +- 8 degree ; total 16 degree |
| Final drives | Heavy duty, planetary final drive |
TIRES (tubeless, nylon body)
| Standard | 15.5/60-18-8PR (L2) |
BRAKES
| Service brakes | Inboard mounted fully hydraulic 4 wheel wet disk. |
| Parking brake | Spring applied hydraulic released wet disk. |
STEERING SYSTEM
| Type | Articulated frame steering |
| Steering mechanism | Full hydraulic power steering with orbitrol |
| Steering angle | Each direction 41 degree ; total 82 degree |
| Relief pressure | 17.2 MPa (175 kgf/cm2, 2 490 psi) |
| Cylinders | Double-acting piston type |
| Cylinders No. x Bore x Stroke | 1 x 50 mm (2.0") x 233 mm (9.2") |
| Minimum turning radius at the centerline of outside tire | 3.04 m (10'0") |
HYDRAULIC SYSTEM
Boom and bucket are controlled by mechanical single control lever
| Boom controls | Four position valve ; Raise, hold, lower, float |
| Bucket controls with automatic bucket return-to-dig control | Three position valve ; Roll back, hold, dump |
| Main pump (Load & steer) | Gear type 33.6 L/min (8.9 US gal , 7.4 Imp gal/min) @ 2 400 min-1 (rpm) at 20.6 MPa (210 kgf/cm2, 2 990 psi) |
| Relief pressure setting | 20.6 MPa (210 kgf/cm2, 2 990 psi) |
| Hydraulic cylinders Type | Two boom and one bucket, double acting type |
| Hydraulic cylinders No. x Bore x Stroke | Boom : 2 x 65 mm (2.6") x 450 mm (17.7") Bucket : 1 x 65 mm (2.6") x 364 mm (14.3") |
| Filters | Full-flow 15 micron return filter in reservoir |
| Hydraulic cycle times Lift boom Raise | 5.0 s |
| Hydraulic cycle times Lift boom Lower | 3.2 s |
| Bucket dump | 1.0 s |
SERVICE REFILL CAPACITIES
| Fuel tank | 50 L (13.2 US gal, 11 lmp gal) |
| Engine coolant | 5.7 L ( 1.5 US gal, 1.3 lmp gal) |
| Engine oil | 5.6 L ( 1.5 US gal, 1.2 lmp gal) |
| Front axle differential & wheel hubs | 4.5 L ( 1.2 US gal, 1.0 lmp gal) |
| Rear axle differential & wheel hubs | 4.5 L ( 1.2 US gal, 1.0 lmp gal) |
| Hydraulic reservoir | 42 L (11.1 US gal, 9.2 lmp gal) |
DIMENSIONS
Notes: 1. All dimensions, weight and performance data based on ISO 6746-1:1987, ISO 7131:1997 and ISO 7546:1983
2. Static tipping load and operating weight marked with * include 15.5/60-18-8PR (L2) tires (no ballast) with lubricants, coolant, full fuel tank and operator.
Machine stability and operating weight depend on counterweight, tire size and other attachments.
WEIGHT CHANGES
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