Kubota B7100
Power
16 hp
Production
1976-1985
Engine
3-cylinder
Transmission
Unsynchronized gear
Weight
1080 lbs [489 kg]
Drive
2WD/4WD
From the same series:
Introduction
Kubota B7100 Compact Utility Tractor
The Kubota B7100 is a compact utility tractor manufactured in Japan between 1976 and 1985. Designed for versatility in agricultural and property maintenance tasks, it belongs to the early generation of Kubota's B-series tractors.
Engine and Performance
The tractor is powered by a 3-cylinder, liquid-cooled diesel engine with a displacement of 46.5 cubic inches (0.8 liters). It produces a gross power output of 16 horsepower at a rated engine speed of 2800 RPM. The engine features a dry-type air cleaner and relies on glow plugs for cold-start assistance, ensuring reliable performance in various operating conditions.
Transmission and Drivetrain
The B7100 utilizes an unsynchronized gear transmission providing 6 forward speeds and 2 reverse speeds. Shifted via two levers—one for gear selection and one for high/low range—it is paired with a dry-plate clutch. The tractor was available in both two-wheel and four-wheel drive configurations, featuring a mechanical rear differential lock to assist with traction in challenging terrain.
Hydraulics and PTO
Equipped with an open-center hydraulic system, the tractor offers a pump flow of 3 gallons per minute (11.4 liters per minute) and a system capacity of 3.6 gallons (13.6 liters). The rear Power Take-Off (PTO) operates at 540 RPM, while a front PTO option is available at 2800 RPM, expanding the machine's compatibility with various implements.
Dimensions and Operator Station
With a wheelbase of 49.5 inches (125 cm) and a total weight of 1080 lbs (489 kg), the B7100 is designed for maneuverability in confined spaces. The operator station is open, with a two-post fixed Roll-Over Protective Structure (ROPS) available as an option. Mechanical wet disc brakes are employed for effective stopping power.
Conclusion
The Kubota B7100 is a robust, compact utility tractor suitable for light-duty agricultural tasks, landscaping, and property maintenance. Its mechanical simplicity and compact footprint make it a practical choice for operators requiring a reliable machine for smaller-scale operations.
Production Information of Kubota, B7100
- The Kubota B7100 was not available in the late 1980s, after that only the hydrostatic was available. Early model B7100 serial numbers began with "B7001", which is the Asian-market model designation.
- Compact Utility tractor
- Built in Japan
| Manufacturer | Kubota |
|---|
Dimension and Tires Information of Kubota, B7100
| Clearance (front axle) | 9.5 inches [24 cm] |
|---|---|
| Wheelbase | 49.5 inches [125 cm] |
| Weight | 1080 lbs [489 kg] |
| Height (steering wheel) | 45.5 inches [115 cm] |
| Length | 78.75 inches [200 cm] |
| Front tread | 32.5 inches [82 cm] |
| Ground clearance | 11.375 inches (transmission case) [28 cm] |
| Width | 40 inches [101 cm] |
| Rear tread | 26/28/30 inches [66/71/76 cm] |
| 4WD Standard tires (ag) | Front: 6-12. Rear: 8.3-16 |
|---|---|
| Lawn/turf front | 20.5x8.00-10 |
| Lawn/turf rear | 29x12.00-15 |
Engine Specifications of Kubota, B7100
- Liquid-cooled
- 3-cylinder
| Air cleaner | Dry |
|---|---|
| Firing order | 1-2-3 |
| Oil capacity | 4.1 qts [3.9 L] |
| Displacement | 46.5 ci [0.8 L] |
| Bore/Stroke | 2.68x2.76 inches [68 x 70 mm] |
| Power (gross) | 16 hp [11.9 kW] |
| Rated RPM | 2800 |
| Pre-heating | Glow plugs |
| Coolant capacity | 4.9 qts [4.6 L] |
| Starter power | 1.1 hp [0.8 kW] |
| Starter volts | 12 |
Transmission Information of Kubota, B7100
Transmission variants 1
- Transmission shifted using two levers. Left-hand lever selects three forward gears or reverse, right-hand lever selects high or low range.
| Type | Unsynchronized gear |
|---|---|
| Oil capacity | 12.2 qts [11.5 L] |
| Gears | 6 forward and 2 reverse |
| Clutch | Dry plate |
Mechanical Specs of Kubota, B7100
- Two- or four-wheel drive
- Open operator station. Two-post fixed ROPS available.
- Mechanical wet disc brakes
- Manual steering
| Differential lock | Mechanical rear |
|---|
Power Information of Kubota, B7100
| Rear PTO | Transmission |
|---|---|
| Rear PTO(optional) | 1498@2800 |
| Rear PTO(optional) | 876@2800 |
| Rear PTO Type | 540 (1.375) |
| Front PTO Type | 2800 |
| Engine RPM | 514@2800 |
Hydraulics Specifications of Kubota, B7100
| Type | Open center |
|---|---|
| Capacity | 3.6 gal [13.6 L] |
| Pump flow | 3 gpm [11.4 lpm] |
Three-Point Hitch of Kubota, B7100
| Rear Type | I |
|---|---|
| Rear lift | 400 lbs [181 kg] |
Electrical System of Kubota, B7100
| Ground | Negative |
|---|---|
| Battery volts | 12 |
| Battery AH | 45 |
Where it sits
With 16 HP, the Kubota B7100 sits between B6100 (14 HP) and B7200 (17 HP) in Kubota's range. Its power puts it in the 5th percentile of 1970s models in our database (1259 machines).
Frequently asked questions
How much horsepower does the Kubota B7100 have?
The Kubota B7100 delivers 16 HP.
What years was the Kubota B7100 produced?
The Kubota B7100 was produced in 1976-1985.
What engine does the Kubota B7100 have?
The Kubota B7100 is powered by a 3-cylinder engine.
What transmission does the Kubota B7100 use?
The Kubota B7100 uses a Unsynchronized gear transmission.
How much does the Kubota B7100 weigh?
The Kubota B7100 weighs 1080 lbs [489 kg].
Is the Kubota B7100 4WD?
The Kubota B7100 is available in 2WD/4WD.