John Deere 45 Combine Parts

45 parts and accessories

The John Deere 45 combine, produced from the mid-1960s through the late 1970s, was a popular choice for farmers seeking a reliable and affordable machine. Typically equipped with a 75-95 horsepower engine, the JD 45 accepted header widths from 10 to 15 feet. Its conventional separator design provided a solid balance of efficiency and ease of maintenance, making it a workhorse for smaller to medium-sized farms.

The John Deere 45 combine served as an entry-level and mid-size machine for many farmers from its introduction in the mid-1960s until its discontinuation in the late 1970s. Powering this combine was usually a John Deere gasoline or diesel engine, ranging from 75 to 95 horsepower, with displacement varying depending on the fuel type. Its conventional threshing system relied on a cylinder and concave to separate grain from the crop material. Grain tank capacity typically held around 70-80 bushels, with unloading auger speeds around 20-30 bushels per minute. Available header widths ranged from 10 to 15 feet. The John Deere 45 offered options for straw choppers and spreaders. The cab was relatively simple, offering basic protection from the elements. The John Deere 45 excelled at harvesting crops like wheat, soybeans, and corn, especially in fields where maneuverability was important.

Specifications

Engine	John Deere Gas/Diesel 75-95 HP
Separator Type	Conventional - Cylinder (typically 40 inches wide)
Grain Tank	70-80 bushels
Unloading Rate	20-30 bu/min
Header Widths	10-15 ft
Fuel Capacity	Approximately 30 gallons
Weight	Approximately 7,000 lbs
Years Produced	Mid-1960s - Late 1970s

Maintenance Tips

Concave Adjustment: Regularly check and adjust the concave clearance to ensure proper threshing without damaging the grain.
Belt and Chain Tension: Inspect all belts and chains for wear and proper tension, adjusting or replacing as needed to prevent slippage and breakdowns.
Sieve and Chaffer Cleaning: Clean sieves and chaffers frequently to maintain optimal airflow and prevent grain loss.
Bearing Greasing: Grease all bearings regularly according to the maintenance schedule to ensure smooth operation and prevent premature failure.

History & Background

The John Deere 45 was introduced as a versatile and affordable combine for smaller to medium-sized farms. It filled a crucial spot in John Deere's combine lineup, offering a simpler, more economical option compared to their larger, more advanced models. The 45 helped many farmers transition to mechanized harvesting.