8.1K views · 61 reactions | This modified 1956 Caterpillar D6 9U was one of two crawlers bought at the late Robert Wilson's sale by collector and former haulage contractor Dave Cooper. It's seen here working at West Cowick with a tool carrier built by Robert Wilson. #caterpillar #caterpillard6 #crawler #crawlertractor #thetractortwitcher #westcowickworkingweekend | The Tractor Twitcher | Facebook

The world’s first high-drive electric bulldozer. The Cat® D6 XE working in Caterpillar Malaga's quarry, providing 35% better fuel efficiency and 50% more productivity with the technology onboard. #Dozer #Electric #Caterpillar #CatD6XE | Finning UK and Ireland