Ariens lawn tractors RM1228
Power
12 hp
Production
1991-1996
Engine
Gasoline, 1-cylinder
Transmission
Disc-O-Matic
Drive
2WD
Introduction
Ariens RM1228 Riding Lawn Mower
The Ariens RM1228 is a riding lawn mower produced between 1991 and 1996 in Brillion, Wisconsin, USA. Designed for residential property maintenance, it belongs to the compact lawn tractor category and features a dedicated 28-inch mower deck.
Engine and Powertrain
The machine is powered by a single-cylinder, air-cooled Briggs & Stratton gasoline engine with a displacement of 465 cc (28.4 ci). It produces a gross power output of 12 hp (8.9 kW) and utilizes an electric starter system operating on a 12-volt battery. The tractor features a two-wheel drive configuration and employs a Disc-O-Matic transmission, which uses a friction disc system to provide six forward gears and one reverse gear.
Mechanical Systems and Controls
Steering is managed through a manual system, providing the operator with direct control over the front wheels. Braking is handled by mechanical band brakes. The mower is equipped with an independent mid-power take-off (PTO), which is engaged via an idler pulley clutch mechanism, allowing for the operation of the cutting deck.
Dimensions and Chassis
The RM1228 is built on a wheelbase of 115 cm (45.5 inches) with an overall length of 158 cm (62.5 inches). The height to the top of the steering wheel is 99 cm (39 inches). It is equipped with turf-specific tires, measuring 4.10-3.50x4.00 at the front and 16-6.50x8 at the rear, designed to minimize soil compaction while maintaining traction on lawn surfaces.
Conclusion
The Ariens RM1228 is a functional and robust riding mower suited for standard lawn care tasks. Its combination of a mechanical friction-disc transmission and a straightforward open operator station design makes it a practical choice for owners seeking a reliable, period-correct machine for property maintenance.
Production Information of Ariens lawn tractors, RM1228
- Riding lawn mower
- Built in Brillion, Wisconsin, USA
| Manufacturer | Ariens |
|---|
Dimension and Tires Information of Ariens lawn tractors, RM1228
| Wheelbase | 45.5 inches [115 cm] |
|---|---|
| Length | 62.5 inches [158 cm] |
| Height (steering wheel) | 39 inches [99 cm] |
| Lawn/turf front | 4.10-3.50x4.00 |
|---|---|
| Lawn/turf rear | 16-6.50x8 |
Engine Specifications of Ariens lawn tractors, RM1228
- Briggs & Stratton 286707
- Air-cooled vertical-shaft
- Gasoline
- 1-cylinder
| Power (gross) | 12 hp [8.9 kW] |
|---|---|
| Displacement | 465 cc [28.4 ci] |
| Starter | Electric |
| Bore/Stroke | 3.44x3.06 inches [87 x 78 mm] |
| Starter volts | 12 |
Transmission Information of Ariens lawn tractors, RM1228
Transmission variants 1
| Transmission | Disc-O-Matic |
|---|---|
| Type | Fiction disc |
| Gears | 6 forward and 1 reverse |
Mechanical Specs of Ariens lawn tractors, RM1228
- Two-wheel drive
- Open operator station.
- Manual steering
- Mechanical band brakes
Power Information of Ariens lawn tractors, RM1228
| Mid PTO | Independent |
|---|---|
| Clutch | Idler pulley |
Electrical System of Ariens lawn tractors, RM1228
| Ground | Negative |
|---|---|
| Battery volts | 12 |
Where it sits
With 12 HP, the Ariens lawn tractors RM1228 sits between YT1138 (11 HP) and RM1328 (13 HP) in Ariens lawn tractors's range. Its power puts it in the 28th percentile of 1990s models in our database (1093 machines).
Frequently asked questions
How much horsepower does the Ariens lawn tractors RM1228 have?
The Ariens lawn tractors RM1228 delivers 12 HP.
What years was the Ariens lawn tractors RM1228 produced?
The Ariens lawn tractors RM1228 was produced in 1991-1996.
What engine does the Ariens lawn tractors RM1228 have?
The Ariens lawn tractors RM1228 is powered by a Gasoline, 1-cylinder engine.
What transmission does the Ariens lawn tractors RM1228 use?
The Ariens lawn tractors RM1228 uses a Disc-O-Matic transmission.
Is the Ariens lawn tractors RM1228 4WD?
The Ariens lawn tractors RM1228 is available in 2WD.