Latest articles on G-series wheel tractor scrapers 
Caterpillar launches G-series wheel tractor scrapers(04/10/2006)
The new Caterpillar G-series wheel tractor scrapers 621G, 623G, 627G, 631G, 637G and 657G have been improved to boost productivity and lower operating costs. The 627G, 637G and 657G tandem-powered machines have new electronically controlled scraper engines that incorporate dual power capabilities, just as the tractor engines do. Each of the new scrapers has a new productivity enhancing operator station, a redesigned scraper bowl with 10 percent more capacity, and the latest electronic monitoring... [more]
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