Caterpillar 631A '1966–????

Caterpillar 631A '1966–????
 
 
 

Caterpillar 631E

 
Caterpillar 631E
 
 

Caterpillar 631G Open Bowl Scraper

Caterpillar 631G Open Bowl Scraper
Caterpillar 631G Open Bowl Scraper
Caterpillar 631G Open Bowl Scraper
Caterpillar 631G Open Bowl Scraper

Caterpillar 631K Open Bowl Scraper

Caterpillar 631K Open Bowl Scraper
Caterpillar 631K Open Bowl Scraper
 
 

WheelsAge.org '2005–pr.