Simplicity 9528
The Simplicity 9528 is a tractor produced by Simplicity. It is equipped with a 90.1 ci 1.5 L engine. The listed engine power is Diesel (listed): 28 hp / 20.9 kW. Transmission: 12 forward and 3 reverse. Operating weight: 2100 lbs 952 kg.
Engine Power
Diesel (listed): 28 hp / 20.9 kW
Fuel & Capacities
7 gal
26.5 L
Transmission
12 forward and 3 reverse
Operating Weight
2100 lbs
952 kg
Overview
 | 1978 - 1983
9500 SeriesCompact Utility tractorHinomoto built
9500 Series
Compact Utility tractor
Hinomoto built |
|---|
Production | |
|---|---|
Distributor | Simplicity |
Manufacturer | Hinomoto |
Compact Utility tractor | |
Built in Osaka, Japan | |
Variants | |
|---|---|
E280 | similar Hinomoto model |
5030 | similar Allis Chalmers model |
Simplicity 9528 Engine | |
|---|---|
Toyosha 1.5L 2-cyl diesel | |
Engine details ...  |
Simplicity 9528 Power | |
|---|---|
Engine | 28 hp
20.9 kW |
PTO (claimed) | 26 hp
19.4 kW |
Mechanical | |
|---|---|
Two-wheel drive | |
Differential lock | mechanical rear |
Manual steering | |
Drum brakes | |
Open operator station. Optional two-post ROPS and canopy. | |
Capacity | |
|---|---|
Fuel | 7 gal
26.5 L |
Hydraulic system | 6.7 gal
25.4 L |
Hydraulics | |
|---|---|
Type | open center |
Capacity | 6.7 gal
25.4 L |
Total flow | 5.44 gpm
20.6 lpm |
Tractor hitch | |
|---|---|
Rear Type | I |
Control | position control |
Power Take-off (PTO) | |
|---|---|
Rear PTO | continuous |
Rear PTO Type | 540 |
Engine RPM | 540@2320 |
Dimensions & Tires | |
|---|---|
Wheelbase | 61.8 inches
156 cm |
Weight | 2100 lbs
952 kg |
Front tire | 5.00x15 |
Rear tire | 12.4x24 |
Full dimensions and tires ...  | |
Electrical | |
|---|---|
Ground | negative |
Charging system | Hitachi LR115-58 alternator |
Charging amps | 15 |
Charging volts | 12 |
Battery volts | 12 |
Battery AH | 70 |
References | |
|---|---|
 | |
Operator's Manual 5020-5030 9523-9528 (2097132) published in 1978 |
Engine
Engine Detail — 90.1 ci / 1.5 L Diesel
Manufacturer | Toyosha S148 |
Fuel Type | Diesel |
Configuration | 2-cylinder, liquid-cooled |
Displacement | 90.1 ci
1.5 L |
Bore/Stroke | 3.82x3.94 inches
97 x 100 mm |
Power | 28 hp
20.9 kW |
Fuel system | Kiki PES-2K injection pump |
Air cleaner | dry element |
Compression | 23:1 |
Rated RPM | 2500 |
Idle RPM | 750-2750 |
Firing order | 1-2 |
Starter | electric |
Starter volts | 12 |
Coolant capacity | 5.3 qts
5.0 L |
Oil capacity | 5 qts
4.7 L |
Oil change | 100 h |
Transmission
Transmission options | |
|---|---|
8-speed unsynchronized gear | |
12-speed unsynchronized gear |
Transmission — 8 forward and 2 reverse unsynchronized gear
Type | unsynchronized gear |
Gears | 8 forward and 2 reverse |
Clutch | 215mm dry disc |
Oil capacity | 26.8 qts
25.4 L |
Four gears (1-4) in two ranges (low/high). Tractor must be stopped, and clutch used, to shift gears or range. | |
With 12.4x24 rear tires. | |
 | |
Transmission — 12 forward and 3 reverse unsynchronized gear
Type | unsynchronized gear |
Gears | 12 forward and 3 reverse |
Clutch | 215mm dry disc |
Oil capacity | 22 qts
20.8 L |
Four gears, plus reverse, with high, low, and creeper ranges. | |
With 12.4x24 rear tires. | |
 | |
Dimensions
Simplicity 9528 Tires | |
|---|---|
Ag front | 5.00x15 |
Ag rear | 12.4x24 |
Lawn/turf front | 20x8.00-10 |
Lawn/turf rear | 13.6-16 |
Dimensions | |
|---|---|
Wheelbase | 61.8 inches
156 cm |
Length | 100.4 inches
255 cm |
Width | 53.5 inches
135 cm |
Height (steering wheel) | 53.7 inches
136 cm |
Height (exhaust) | 81.9 inches
208 cm |
Shipping weight | 2100 lbs
952 kg |
Clearance (front axle) | 14.5 inches
36 cm |
Clearance (rear axle) | 15.6 inches
39 cm |
Clearance (drawbar) | 16.1 inches
40 cm |
Front tread | 40.9 to 51.1 inches
103 to 129 cm |
Rear tread | 40.9 to 62.5 inches
103 to 158 cm |
Attachments
60" Mower deck | |
|---|---|
Type | rear-mount Simplicity |
3-blade | |
Cutting width | 60 inches
152 cm |
Photos
Simplicity 9528
Recommended Implements & Sizing Guide
Engineering recommendations for Simplicity 9528 based on its 28 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 | 5 ft (60 in)1.5 m | Medium Duty | Pasture maintenance and weeds up to 1.5" diameter. |
Rotary TillerSeedbed Prep | 54 to 60 in135 - 150 cm | Medium Duty | Thorough seedbed preparation in orchards and vegetable plots. |
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 Simplicity 9528.
Estimated Continuous Field Runtime: 4.8 hrs
Approximately 4.8 hours of continuous field operation at ~75% rated power on a full tank (7 gal / 26.5 L).
Estimated 75% Load Fuel Burn~1.5 gal/hr (5.5 L/hr)
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
Simplicity 9528 Specification Unit Converter
Convert power, fluid capacities, and operating weights between metric and imperial standards for Simplicity 9528.
Converted Equivalents:
Horsepower (HP)28 hp
Kilowatts (kW)20.9 kW
Metric Horsepower (PS / CV)28.4 PS
Direct Competitor Comparison
Compare Simplicity 9528 against same-era industry alternatives in the same horsepower class.
Current Model
Simplicity
Simplicity 9528
Engine Power:Diesel (listed): 28 hp / 20.9 kW
★ Baseline Reference
Related models
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- Production years:
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- Production years:
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