[AT] Row Crop

[Roy Morgan]

On Jun 26, 2009, at 1:59 PM, Mark Greer wrote:

> Most "row crop" tractors have rear axles that are just a section of  
> keyed
> shafting (rather than a flanged axle like a car or truck) that allow  
> the
> wheel spacing to be set any place the farmer wishes.

I just saw an Allis Chalmers WD that had spirals inside the rear wheel  
rims.  You can move the clamping parts around the spiral to move the  
wheels in and out.  (My guess is that you'd not want to do that every  
day.)

Roy

Roy Morgan
k1lky at earthlink.net
529 Cobb St.
Groton NY, 13073
Home: 607-898-3607
Cell: 301-928-7794