Gleaner A66 Combine Parts
A66 parts and accessories
The Gleaner A66 combine, produced from 1975-1979, was a popular choice for farmers due to its reliability and efficient harvesting capabilities. Powered by a robust diesel engine pushing around 195 HP, it offered header widths suitable for various field sizes. This combine utilized a conventional cylinder and concave system, proving effective for a range of grains.
The Gleaner A66 combine harvester was manufactured from 1975 to 1979. It was powered by an Allis-Chalmers 301 cubic inch displacement, turbocharged diesel engine delivering approximately 195 horsepower. The A66 utilized a conventional threshing system, featuring a 45-inch wide cylinder with rasp bars and a matching concave to separate grain from the crop material. The grain tank capacity was approximately 165 bushels. The unloading auger offered a discharge rate of around 75 bushels per minute. Available header widths ranged from 13 to 20 feet for grain platforms and up to 6-row corn heads. Options included a straw chopper or spreader for residue management. The cab provided basic operator comfort and controls. The A66 was particularly well-suited for harvesting wheat, soybeans, and corn in fields of moderate size.
Specifications
| Engine | Allis-Chalmers 301 cu in (4.9 L) 195 HP Diesel |
|---|---|
| Separator Type | Conventional - 45" Cylinder width |
| Grain Tank | 165 bushels |
| Unloading Rate | 75 bu/min |
| Header Widths | 13-20 ft |
| Fuel Capacity | 85 gallons |
| Weight | 15,500 lbs (approximate) |
| Years Produced | 1975-1979 |
Maintenance Tips
- Concave Adjustment: Regularly inspect and adjust concave clearance based on the crop being harvested to optimize threshing efficiency and minimize grain loss.
- Belt and Chain Tension: Check and adjust belt and chain tension frequently. Loose belts and chains can cause slippage and premature wear.
- Sieve and Chaffer Cleaning: Keep the sieves and chaffers clean and free of debris to ensure proper grain separation and reduce dockage.
- Bearing Greasing: Regularly grease all bearings according to the manufacturer's recommendations to prevent overheating and failure.
History & Background
Introduced in 1975, the Gleaner A66 was a significant addition to Gleaner's combine lineup. It offered a balance of power and capacity for mid-sized farming operations. While not featuring major redesigns during its production run, it cemented Gleaner's reputation for durable and reliable harvesting equipment.
Frequently Asked Questions
What engine is in the Gleaner A66?
The Gleaner A66 is powered by an Allis-Chalmers 301 cubic inch (4.9 L) turbocharged diesel engine producing approximately 195 horsepower.
What is the grain tank capacity on a A66?
The grain tank capacity of the Gleaner A66 is approximately 165 bushels, and the unloading rate is around 75 bushels per minute.
What type of separator does the A66 have?
The Gleaner A66 utilizes a conventional threshing system with a 45-inch wide cylinder and concave to separate grain.
What are common parts needed for the A66?
Common wear parts for the Gleaner A66 include concaves, rasp bars, belts, chains, bearings, auger fingers, and sickle sections for the header.

