13 of the Worst Bulldozers Still Crawling Around in 2025

11. John Deere 950K Crawler Dozer

While it's strong, the 950K tends to overheat, especially during the summer months. That's a big red flag if you're working in hotter regions.

Also, its massive weight can do serious damage to softer ground---something that can ruin a site really fast if you're not careful.