Shibaura P21F
The Shibaura P21F is a tractor produced by Shibaura. The listed engine power is Diesel (listed): 21 hp / 15.7 kW. Transmission: 12 forward and 4 reverse. Drive type: 4x2 2WD.
Engine Power
Diesel (listed): 21 hp / 15.7 kW
Drive & Traction
4x2 2WD
Fuel & Capacities
Diesel
Transmission
12 forward and 4 reverse
Overview
 | Compact Utility tractor | Compact Utility tractor |
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Production | |
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Manufacturer | Shibaura |
Compact Utility tractor | |
Variants | |
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P21 | 2WD |
P21F | 4WD |
Shibaura P21F Engine | |
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Shibaura 3-cyl diesel | |
Engine details ...  |
Shibaura P21F Transmission | |
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12-speed | |
Transmission details ...  |
Shibaura P21F Power | |
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Engine | 21 hp
15.7 kW |
Mechanical | |
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Drive | 4x2 2WD |
4x4 MFWD 4WD (P21F) | |
Open operator station. | |
Dimensions & Tires | |
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Full dimensions and tires ...  |
Engine
Engine Detail — Diesel
Manufacturer | Shibaura |
Fuel Type | Diesel |
Configuration | 3-cylinder, liquid-cooled |
Power | 21 hp
15.7 kW |
Transmission
Transmission — 12 forward and 4 reverse
Gears | 12 forward and 4 reverse |
Dimensions
Shibaura P21F Tires |
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Dimensions |
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Photos
Shibaura P21F tractor photo
Recommended Implements & Sizing Guide
Engineering recommendations for Shibaura P21F based on its 21 HP power envelope and ASAE agricultural standards.
| Implement & Operation | Recommended Size | Workload Rating | Engineering Notes |
|---|---|---|---|
Moldboard PlowPrimary Tillage | 1 to 2 Bottom (12")1 - 2 铧 (30 cm) | Light Duty | Ideal for garden plots and light sandy soil. |
Rotary Cutter / MowerMowing & Clearing | 4 ft (48 in)1.2 m | Light Duty | Pasture clipping and light brush under 1" diameter. |
Rotary TillerSeedbed Prep | 42 to 48 in105 - 120 cm | Light Duty | Covers compact tractor tire width. |
Disc HarrowSecondary Tillage | 5 to 6 ft (16-18" discs)1.5 - 1.8 m (40-45 cm 耙片) | Light Duty | Small acreage soil break-up and secondary aeration. |
Sizing & Soil Condition NoteActual implement sizing varies depending on local soil conditions (heavy clay vs sandy loam), field slope, and operating speed. Heavy tillage implements may require front ballast weights and wheel weights.
Fluids, Capacities & Working Autonomy
Standard fluid requirements, service intervals, and continuous runtime estimates for Shibaura P21F.
Engine Crankcase Oil
SAE 15W-40 (Heavy Duty Diesel)
Standard Spec: API CK-4 / CJ-4 Heavy Duty
Service Interval: 150 – 250 Hours
Transmission & Hydraulic System
UTTO (Universal Tractor Transmission Oil)
Standard Spec: ISO VG 46 / 68 (Wet Brake & Trans Compatible)
Service Interval: 600 – 1000 Hours
Engine Cooling System
50/50 Ethylene Glycol Pre-mix
Standard Spec: ASTM D6210 / Heavy-Duty OAT Antifreeze
Service Interval: 2 Years / 1500 Hours
Shibaura P21F Specification Unit Converter
Convert power, fluid capacities, and operating weights between metric and imperial standards for Shibaura P21F.
Converted Equivalents:
Horsepower (HP)21 hp
Kilowatts (kW)15.7 kW
Metric Horsepower (PS / CV)21.3 PS
Direct Competitor Comparison
Compare Shibaura P21F against same-era industry alternatives in the same horsepower class.
Current Model
Shibaura
Shibaura P21F
Engine Power:Diesel (listed): 21 hp / 15.7 kW
★ Baseline Reference
International HarvesterMarket Competitor
International Harvester D-219
Engine Power:19
Production Years:1962 - 1966
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Shibaura SD1840
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Shibaura SP1800
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- 17.8