Description:
The John Deere 9400–9500 series combines, introduced in the late 1980s and early 1990s, were part of John Deere's 00 Series of self-propelled combines. These machines were known for their reliability, simplicity, and solid performance, especially for small to mid-sized farming operations. Here's a breakdown of the main models:
John Deere 9400 Series Combine
Engine: John Deere 6.8L 6-cylinder diesel
Horsepower: Around 150–160 HP
Grain Tank Capacity: Approx. 180–190 bushels
Threshing System: Conventional walker-style separator with 4 straw walkers
Intended Use: Smaller operations with lower acreage
Corn Head Compatibility: Up to 6-row head
Strengths: Simple design, easy to maintain, good for wheat, oats, and soybeans 
John Deere 9500 Series Combine
Engine: John Deere 7.6L 6-cylinder diesel
Horsepower: ~190–200 HP
Grain Tank Capacity: Around 200–210 bushels
Threshing System: Conventional, but with 5 straw walkers for greater capacity
Corn Head Compatibility: 6 to 8-row corn heads
Improvements over 9400: More power, greater cleaning area, and higher capacity
Popular For: Mid-sized operations; widely used in corn, soybeans, and small grains 
 ALL CREDIT GOES TO ORIGONAL CREATORS! I JUST CONVERTED IT!
This Is Part 2 Of My Older Combine Series!

Credits:
The North Woods Farmer