Overview
The Century 3638 is a 4WD compact utility tractor manufactured by Kukje in South Korea and equipped with a 38-horsepower 1.8L four-cylinder diesel engine. The machine features a 12-speed partially synchronized transmission with a shuttle shift and a live rear PTO capable of 540 and 1000 RPM. Built with a 69-inch wheelbase, the tractor has a rear lift capacity of 2,580 lbs and an operating weight of 3,770 lbs.
Ideal Applications
Mechanical and Transmission Configuration:
This model utilizes a four-wheel drive system with a 12-speed transmission across three ranges, featuring a left-hand shuttle and a foot-pedal operated differential lock.
Hydraulic and Hitch Capacity:
The open center hydraulic system provides a total flow of 13.2 gpm and supports a Category I rear hitch with a lift capacity of 2,580 lbs at the ends.
Engine and Power Output:
The Kukje 1.8L diesel engine is rated at 2600 RPM, producing a claimed 38 gross horsepower and 32 horsepower at the PTO.
Production
| Description | Compact Utility tractor / Built in Yangsu-ri, South Korea |
|---|---|
| Distributor | Century |
| Manufacturer | Kukje |
Engine
| Engine type | Kukje 1.8L 4-cyl diesel |
|---|---|
| Air cleaner | dry element |
| Bore/Stroke | 3.307x3.701 inches (84 x 94 mm) |
| Compression | 22.2:1 |
| Coolant capacity | 9.8 qts (9.3 L) |
| Description | Kukje / diesel / 4-cylinder / liquid-cooled |
| Displacement | 110 ci (1.8 L) |
| Power | 38 hp (28.3 kW) |
| Rated RPM | 2600 |
| Starter volts | 12 |
| Oil capacity | 6.4 qts (6.1 L) |
| PTO (claimed) | 32 hp (23.9 kW) |
Transmission
| 10oF [-12oC]↑ | : JDM J20C |
|---|---|
| 70o↔-40oF [21o↔-40oC] | : JDM J20D |
| Description | Four gears in three ranges with left-hand shuttle. Gear shift is synchronized with clutch. Tractor must be stopped to shift range and shuttle. |
| Gears | 12 forward and reverse |
| Oil capacity | 37 qts (35.0 L) |
| Oil type | 10oF [-12oC]↑ : JDM J20C 70o↔-40oF [21o↔-40oC] : JDM J20D ([-12oC][21o↔-40oC]) |
| Transmission type | 12-speed partially synchronized |
| Type | partially synchronized |
Mechanical
| Description | Differential wet disc brakes / ROPS. |
|---|---|
| Differential lock | foot pedal |
| Drive type | Four-wheel drive |
| Steering | hydrostatic power |
Capacity
| Front axle | 7.4 qts (7.0 L) |
|---|---|
| Fuel | 11.1 gal (42.0 L) |
| Hydraulic system | 9.25 gal (35.0 L) |
Hydraulics
| Capacity | 9.25 gal (35.0 L) |
|---|---|
| Pump flow | 8.9 gpm (33.7 lpm) |
| Total flow | 13.2 gpm (50.0 lpm) |
| Type | open center |
| Valves | 1 to 3 |
Hitch
| Rear lift (at ends) | 2,580 lbs (1170 kg) |
|---|---|
| Rear Type | I |
PTO
| Rear PTO | live (2-stage clutch) |
|---|---|
| Rear PTO Type | 540/1000 |
Electrical
| Battery volts | 12 |
|---|---|
| Charging amps | 45 |
| Ground | negative |
Dimensions & Tires
| Ag front | 8-18 |
|---|---|
| Ag rear | 12.4-28 |
| Industrial front | 12-16.5 |
| Industrial rear | 17.5L-24 |
| Lawn/turf front | 29x12.00-15 |
| Lawn/turf rear | 44x18.00-20 |
| Front tread | 50 inches (127 cm) |
| Ground clearance | 13 inches (33 cm) |
| Height | 96 inches (243 cm) |
| Length | 124 inches (314 cm) |
| Rear tread | 45 to 59 inches (114 to 149 cm) |
| Weight | 3,770 lbs (1710 kg) |
| Wheelbase | 69 inches (175 cm) |
| Width | 61 inches (154 cm) |
| Front tire | 8-18 |
| Rear tire | 12.4-28 |
| Weight | 3,770 lbs (1710 kg) |
| Wheelbase | 69 inches (175 cm) |
3638 Serial Numbers
| Location: | Serial number plate on the rear of the tractor, above the drawbar. |
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Century 3638 attachments
| Description | front-end loader |
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References
| Description | Operator's Manual 2629, 2635, 3638, 3642 and 3647 (948892) published in 2003 |
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Speeds
| Description | With 12.4-28 rear tires. |
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