Sources and field evidence
Catalog Archive: Baseline specifications compiled from historical manufacturer archives and equipment registries. Laboratory test report verification in progress.
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Engineering & Capability Benchmark
Specific output, tractive ratio, and segment percentile
Engine and power specifications
- Engine model
- Shibaura LEP854A
- Fuel type
- Diesel
- Rated horsepower
- 40 hp
- Rated PTO Power
- N/A (Shibaura specification)
- Cylinders
- 4
- Displacement
- 2.1 L (130.2 ci)
- Bore / stroke
- 3.35x3.70 inches 85 x 94 mm
- Rated RPM
- N/A
- Crankcase oil capacity
- N/A
- Coolant capacity
- N/A
Maintenance picks for the SD4003
Filters, oil and common wear parts for this model.
Transmission and chassis specifications
- Transmission type
- Gear (24F/8R)
- Gears (forward / reverse)
- 24 forward / 8 reverse
- Drive system
- 2WD
- Wheelbase
- N/A
- Front tire
- 6.00-16
- Rear tire
- 12.4/11-28
- Hydraulic flow
- N/A
- Rear hitch
- I
Implement Draft & Ballast Matcher
Simulate draft resistance, drawbar power transfer, and optimal axle weight distribution for Shibaura SD4003.
Engine demand (83.4 HP) exceeds rated power (40 HP). Reduce working speed by 1.0-1.5 mph or reduce working width.
Instant Used Market Valuation Projector
Algorithmic resale estimate for Shibaura SD4003 (1980)
Direct Segment Rivals & Showdowns
Head-to-head match-ups calibrated by horsepower and era
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Shibaura
Japan • 117 Models
Shibaura, officially known as IHI Shibaura Machinery Corporation, is a distinguished Japanese manufacturer of agricultural machinery with a strong emphasis on compact tractors and diesel engines. Founded as part of the IHI Corporation, a major Japanese industrial conglomerate, Shibaura has cultivated a reputation for engineering excellence and reliability in the agricultural sector. While specific historical details about the brand's founding are not widely documented, its association with IHI Corporation suggests a foundation built on robust industrial principles and a commitment to technological advancement. Shibaura's journey reflects a dedication to meeting the needs of modern farming operations, both in Japan and internationally, through the production of high-quality, efficient machinery. The company's product line is characterized by its compact tractors, which are particularly valued for their performance in diverse agricultural settings. Over the years, Shibaura has maintained its position as a leading supplier of compact tractors, leveraging its engineering heritage to innovate and adapt to the evolving demands of the agricultural industry. As a subsidiary of IHI Corporation, Shibaura benefits from the parent company's extensive resources and industrial expertise, further solidifying its presence in the global market. The brand's commitment to quality and innovation continues to drive its success, making it a trusted name in the field of agricultural machinery.
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