Acremaster 422A
The Acremaster 422A is a tractor produced by Acremaster. It is equipped with a 892.2 ci 14.6 L engine. The listed engine power is Diesel (listed): 240 hp / 179.0 kW. Transmission: Acremaster. Operating weight: 21164 lbs 9599 kg.
Engine Power
Diesel (listed): 240 hp / 179.0 kW
Fuel & Capacities
268.4 gal
1015.9 L
Transmission
Acremaster
Operating Weight
21164 lbs
9599 kg
Overview
 | 1984
400 SeriesFour-wheel Drive (4WD) tractor
400 Series
Four-wheel Drive (4WD) tractor |
|---|
Production | |
|---|---|
Manufacturer | Acremaster |
Four-wheel Drive (4WD) tractor | |
Built in Merredin, Australia | |
Acremaster 422A Engine | |
|---|---|
Mercedes-Benz 14.6L 8-cyl diesel | |
Fuel tank | 268.4 gal
1015.9 L |
Engine details ...  | |
Acremaster 422A Transmission | |
|---|---|
9-speed gear | |
Transmission details ...  |
Acremaster 422A Power | |
|---|---|
Engine | 240 hp
179.0 kW |
Mechanical | |
|---|---|
Four-wheel drive | |
Articulated power steering | |
Cab standard with air-conditioning. |
Dimensions & Tires | |
|---|---|
Weight | 21164 lbs
9599 kg |
Front tire | 23.1x30 |
Rear tire | 23.1x30 |
Full dimensions and tires ...  | |
Engine
Engine Detail — 892.2 ci / 14.6 L Diesel
Manufacturer | Mercedes-Benz OM422A |
Configuration | turbocharged diesel, 8-cylinder, liquid-cooled V8 |
Displacement | 892.2 ci
14.6 L |
Bore/Stroke | 5.04x5.59 inches
128 x 142 mm |
Power | 240 hp
179.0 kW |
Rated RPM | 2100 |
Starter type | electric |
Transmission
Transmission — Acremaster
Transmission | Acremaster |
Type | gear |
Gears | 9 forward and 3 reverse |
 | |
Dimensions
Acremaster 422A Tires | |
|---|---|
Ag front | 23.1x30 |
Ag rear | 23.1x30 |
Dimensions | |
|---|---|
Length | 228.4 inches
580 cm |
Width | 150.4 inches
382 cm |
Height (exhaust) | 129.9 inches
329 cm |
Weight | 21164 lbs
9599 kg |
Recommended Implements & Sizing Guide
Engineering recommendations for Acremaster 422A based on its 240 HP power envelope and ASAE agricultural standards.
| Implement & Operation | Recommended Size | Workload Rating | Engineering Notes |
|---|---|---|---|
Moldboard PlowPrimary Tillage | 8+ Bottom On-Land Hitch8+ 铧重型机外牵引犁 | Commercial / Field Scale | High horsepower articulated/4WD field plowing. |
Rotary Cutter / MowerMowing & Clearing | 15 to 20 ft Batwing4.6 - 6.1 m 宽幅折叠翼 | Commercial / Field Scale | Large commercial field and roadside mowing operations. |
Rotary TillerSeedbed Prep | 90 to 120 in Heavy Duty230 - 300 cm 重型旋耕机 | Commercial / Field Scale | Deep intensive seedbed preparation for commercial row crops. |
Disc HarrowSecondary Tillage | 24 to 36 ft Heavy Duty Field Disc7.3 - 11.0 m 超宽重型整地耙 | Commercial / Field Scale | Broad-acre grain tillage for high-drawbar tractors. |
Hay BalerHay & Forage | Large Square Baler (3x4 or 4x4)大方捆商用打捆机 (1.2x1.2 m) | Commercial / Field Scale | High-capacity commercial forage harvesting (1000 RPM PTO). |
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 Acremaster 422A.
Estimated Continuous Field Runtime: 21.5 hrs
Approximately 21.5 hours of continuous field operation at ~75% rated power on a full tank (268.4 gal / 1016 L).
Estimated 75% Load Fuel Burn~12.5 gal/hr (47.2 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
Acremaster 422A Specification Unit Converter
Convert power, fluid capacities, and operating weights between metric and imperial standards for Acremaster 422A.
Converted Equivalents:
Horsepower (HP)240 hp
Kilowatts (kW)179 kW
Metric Horsepower (PS / CV)243.3 PS
Direct Competitor Comparison
Compare Acremaster 422A against same-era industry alternatives in the same horsepower class.
Current Model
Acremaster
Acremaster 422A
Engine Power:Diesel (listed): 240 hp / 179.0 kW
★ Baseline Reference
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