RD series 25-30hp four-wheel agricultural tractor
RD series 25-30hp four-wheel agricultural tractor
Product Introduction
●Matching four-cylinder, direct injection engine, strong power, easy start, low fuel consumption, low noise, large torque reserve.
● Enhanced chassis, large traction, strong two-speed power output, higher operating efficiency.
● Transmission gear 12F 12R, optional 8F 4R, with a variety of farmland operations, transportation and other required ideal working speed. High operating efficiency, better fuel economy and better results.
● Use meshing sleeve to shift gears, which is easy and reliable to operate.
● The whole machine is light in weight, with good mud-water sealing performance and obvious advantages in paddy field operation.
● Adopt double-acting clutch, convenient operation and reliable performance.
● Enhanced two-speed power output, wide range of supporting machines and tools, high reliability.
● The hydraulic lifting device adopts force adjustment, position adjustment and independent control of force position, which is convenient to operate and reliable in performance.
● Vehicle ergonomic optimization design to enhance the driver's sense of security and control comfort.
● Streamlined appearance, warm air type flat floor cab, beautiful and generous, comfortable operation, wide vision.
Product Parameters
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RDseries tractor |
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Model |
RD254 |
RD304 |
RD354 |
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type |
4*4 |
4*4 |
4*4 |
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Calibrated traction (kN) |
6.3 |
7.2 |
10.5 |
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The maximum power of the power output shaft (kW) |
16.9 |
19.9 |
23.13 |
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Size Parameters |
Overall size |
long(mm) (includes front counterweight and rear suspension) |
3225 |
3340 |
3340 |
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wide(mm) |
1440 |
1500 |
1500 |
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high(mm) (to muffler top) |
2781 |
2051 |
2051 |
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wheel track |
Front track (mm) |
1215/1050 |
1215/1050 |
1215/1050 |
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rear track (mm) |
960~1460 |
960~1460 |
960~1460 |
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wheelbase (mm) |
1531/1639 |
1706/1780 |
1706/1780 |
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Ground clearance |
Minimum ground clearance (mm) |
270 |
290 |
290 |
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agronomic gap (mm) |
380 |
400 |
400 |
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turning radius |
unilateral braking (m) |
2.65±0.2/2.8±0.2 |
2.9±0.2/3.0±0.2 |
2.9±0.2/3.0±0.2 |
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No unilateral braking (m) |
3.15±0.3/3.3±0.3 |
3.35±0.3/3.5±0.3 |
3.35±0.3/3.5±0.3 |
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structure (kg) |
1190 |
1435 |
1435 |
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minimum use quality (kg) |
1460 |
1685 |
1685 |
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Front wheel weight (kg) |
655 |
730 |
730 |
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Rear wheel weight (kg) |
800 |
950 |
950 |
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counterweight |
front counterweight (kg) |
60 |
60 |
60 |
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rear counterweight (kg) |
124 |
180 |
180 |
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engine |
Model |
KM385 |
TY3100IT |
TY3100IT |
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type |
In-line, water-cooled, four-stroke, direct injection |
In-line, water-cooled, four-stroke, direct injection |
In-line, water-cooled, four-stroke, direct injection |
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cylinder |
2 or 3 |
2 or 3 |
3 or 4 |
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Bore diameter × stroke (mm) |
85*90 |
100*117 |
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Rated power (kW) |
18.8 |
22.1 |
25.7 |
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maximum torque (N.m) |
≥88/ |
≥110/ |
≥124/ |
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Rated speed (rpm) |
2350 |
2350 |
2350 |
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Fuel consumption rate under rated conditions(g/kW.h) |
≤244, ≤278 |
≤244 |
≤244, ≤248 |
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Oil consumption rate under rated conditions(g/kW.h) |
≤1.84, ≤2.04 |
≤1.84 |
≤1.84, ≤2.04 |
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Gear |
8F 2R / 8F 8R / 16F 4R |
8F 2R / 8F 8R / 16F 4R |
8F 2R / 8F 8R / 16F 4R |
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drive train |
Clutch |
Dry, single-plate, normally engaged, single-acting or double-acting clutches |
Dry, single-plate, normally engaged, single-acting or double-acting clutches |
Dry, single-plate, normally engaged, single-acting or double-acting clutches |
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gearbox |
(4 1)×2composition,meshing sleeve type |
(4 1)×2composition,meshing sleeve type |
(4 1)×2composition,meshing sleeve type |
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rear axle |
central drive |
spiral bevel gear type |
spiral bevel gear type |
spiral bevel gear type |
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Differential lock |
closed,2planetary bevel gear |
closed,2planetary bevel gear |
closed,2planetary bevel gear |
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single-stage spur gear, built-in |
single-stage spur gear, built-in |
single-stage spur gear, built-in |
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front axle |
drive shaft |
center |
center |
center |
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central drive |
spiral bevel gear type |
spiral bevel gear type |
spiral bevel gear type |
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Differential lock |
closed,2planetary bevel gear |
closed,2planetary bevel gear |
closed,2planetary bevel gear |
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final drive |
single-stage spur gear |
single-stage spur gear |
single-stage spur gear |
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Walking Department |
tire pressure |
front wheel(kPa) |
200~250 |
200~250 |
200~250 |
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rear wheel(kPa) |
110~140 |
110~140 |
110~140 |
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tire specifications |
standard:front wheel/rear wheel |
6.00-16 |
6.50-16 |
6.50-16 |
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selection:front wheel/rear wheel |
8.3-24/9.5-24 |
9.5-24/11.2-24 |
9.5-24/11.2-24 |
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Steering system |
Steering type |
front wheel steering |
front wheel steering |
front wheel steering |
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Steering type |
Hydraulic |
Hydraulic |
Hydraulic |
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brake system |
Service brake |
shoe brake |
shoe brake |
shoe brake |
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parking brake |
Non-independent hand brake |
Non-independent hand brake |
Non-independent hand brake |
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Trailer brake control |
Air brake |
Air brake |
Air brake |
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working device |
Hydraulic system type |
happy, split |
happy, split |
happy, split |
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hydraulic oil pump |
CBJ30-F308L |
CBJ30-F312L-W4H |
CBJ30-F312L-W4H |
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distributor |
slide valve type |
slide valve type |
slide valve type |
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cylinder |
Bore*Travel(mm) |
70*105 |
75*105 |
75*105 |
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type |
single action |
single action |
single action |
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system (suspension point610mm)(kN) |
4.2 |
4.96 |
5.79 |
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Tillage depth adjustment method |
position control and floating control |
position control and floating control |
position control and floating control |
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system safety valve opening pressure(Mpa) |
17.5-18.0 |
17.5-18.0 |
17.5-18.0 |
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Hydraulic output |
type |
rear-mounted |
rear-mounted |
rear-mounted |
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Quantity |
3group |
3group |
3group |
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Specifications |
M22×1.5 / NPT1/2 |
M22×1.5 / NPT1/2 |
M22×1.5 / NPT1/2 |
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power output shaft |
type |
Non-freestanding |
Non-freestanding |
Non-freestanding |
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speed (rpm) |
540/720 or 540/1000 |
540/720 or 540/1000 |
540/720 or 540/1000 |
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Specifications |
φ35,6teeth rectangular spline shaft (optional & phi;35,8teeth rectangular spline shaft) |
φ35,6teeth rectangular spline shaft (optional & phi;35,8teeth rectangular spline shaft) |
φ35,6teeth rectangular spline shaft (optional & phi;35,8teeth rectangular spline shaft) |
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Towing and towing device |
type |
Swing rod type |
Swing rod type |
Swing rod type |
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Height from ground(mm) |
305 |
305 |
305 |
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towing device |
Utype hook |
Utype hook |
Utype hook |
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CAB |
N/A |
N/A |
N/A |
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safety frame |
Two-column |
Two-column |
Two-column |
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driver's seat |
Mechanical suspension type, PVCsurface, front and rear and backrest adjustable |
Mechanical suspension type, PVCsurface, front and rear and backrest adjustable |
Mechanical suspension type, PVCsurface, front and rear and backrest adjustable |
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electrical system |
electrical system |
12VNegative ground two-wire system |
12VNegative ground two-wire system |
12VNegative ground two-wire system |
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Generator |
voltage |
14 |
14 |
14 |
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power(kW) |
350 |
350 |
350 |
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regulator |
Model |
JFT141 |
JFT141 |
JFT141 |
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regulation voltage (V) |
14V |
14V |
14V |
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start motor |
voltage |
12 |
12 |
12 |
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power(kW) |
3 |
3 |
3 |
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Battery |
voltage |
12 |
12 |
12 |
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Capacity(A·h) |
90 |
90 |
90 |
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Quantity |
1 |
1 |
1 |
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Lighting and Letters |
headlamp |
12V, 40Wcombination |
12V, 40Wcombination |
12V, 40Wcombination |
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Front turn signal |
10W,12V |
10W,12V |
10W,12V |
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rear combination lamp |
12V, brake light21W, rear position lamp5W, turn signal21W, total2 |
12V, brake light21W, rear position lamp5W, turn signal21W, total2 |
12V, brake light21W, rear position lamp5W, turn signal21W, total2 |
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Rear Work Light |
28W,12V,2 |
28W,12V,2 |
28W,12V,2 |
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trailer socket |
7hole trailer socket,1 |
7hole trailer socket,1 |
7hole trailer socket,1 |
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monitoring and warning device |
Single instrument |
ammeter, oil gauge, water temperature gauge, oil pressure gauge, barometer (optional) |
ammeter, oil gauge, water temperature gauge, oil pressure gauge, barometer (optional) |
ammeter, oil gauge, water temperature gauge, oil pressure gauge, barometer (optional) |
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warning device |
signal lights and devices: brake lights, left and right turn lights, front and rear position lights, reflectors, safety warning signs |
signal lights and devices: brake lights, left and right turn lights, front and rear position lights, reflectors, safety warning signs |
signal lights and devices: brake lights, left and right turn lights, front and rear position lights, reflectors, safety warning signs |
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Fuel quantity |
Radiator(L) |
10 |
10 |
10 |
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fuel tank(L) |
29 |
29 |
29 |
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engine oil pan(L) |
3.5 |
3.5 |
3.5 |
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transmission box(L) |
11 |
11 |
11 |
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lifter(L) |
9 |
9 |
9 |
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