All articles about 401+hp Get reviews and tests of the biggest tractors for the biggest farm equipment and find out about technical developments in diesel engines, stepless transmissions, precision farming technology, tyres and tracks. Advice and tips TRACTORSTips for buying a second-hand Challenger MT765ERising input costs, falling subsidy payments and squeezed profit margins mean many farmers are turning to the second-hand machinery market to add extra firepower or replace their ageing prime mover.… See all Case studies TRACTORSAdapted Xerion and three-wheel Ploeger haul timber for HowieApart from the occasional buzz of flies, all is still and quiet in the spectacularly picturesque, timber-clad Shinnel Glen in south-west Scotland. A bright yellow vehicle briefly adds contrasting colour… See all Insights 401+HPNew Holland slots a CVT box in T9 tractorsIn a 500+hp market only worth about 40 units/year, New Holland has upped its game to grab a few more sales by building the world’s largest wheeled CVT driven tractor,… See all News 401+HPArticulated John Deere 9RX tractor gets power hike to 913hpJohn Deere has launched its most powerful tractor yet, cranking the output of its flagship 9RX artic up to a heady 913hp. The performance boost has been made possible by… 401+HPNew 9S to top Massey Ferguson tractor rangePlenty of pre-show hype preceded the launch of the six 9S tractors that now head Massey Ferguson’s tractor range. The 8700 S replacements share their engine, transmission and pretty much… TRACTORSValtra revamps flagship S-series in new-look 280-420hp rangeA new cab, more powerful engine and a welter of previously unavailable optional extras are the highlights of Valtra’s revamped S-series. But the biggest change to the Finnish firm’s flagship… TRACTORSCase IH unveils monster 778hp Steiger 715 QuadtracThe “battle of the giants” among tractor manufacturers has stepped up a gear, as Case IH unveiled a new Steiger 715 Quadtrac with up to 778hp at the Farm Progress… See all Test and reviews 401+HPFirst impressions: Claas Xerion 12.650 takes on US articsTo the casual observer, Claas’ Xerion 12.650 looks like any other articulated crawler – just a Quadtrac, 9RX, or Versatile Deltatrack dressed in a different outfit. Yet it’s nothing of… 401+HPFirst impressions: John Deere’s bonkers-big 913hp 9RX 830John Deere’s new 9RX 830 is the biggest, most powerful and most expensive tractor ever to go into series production. In pure horsepower terms, it can be bettered only by… 401+HPFirst impressions: Valtra's revamped 420hp S416 gets new cabValtra’s big S-series has finally been given some Finnish affection, having been left as little more than a masquerading Massey for nigh on two decades. As well as acquiring a… TRACTORSFirst impressions: How does 778hp Case Quadtrac shape up?When any tractor manufacturer brings its new, most powerful production tractor to the market, it’s bound to stir excitement among farm machinery enthusiasts. At a recent field day near Fuchsenbigl,… See all Video TRACTORSVideo: First impressions - Fendt 1162 MT twin-track crawlerWhen Fendt announced it would be inheriting Challenger’s product range in Europe, questions centred on how the tracklayers and their crude powershift gearboxes – so obviously at odds with the… MACHINERYVideo: First drive: Fendt’s 415hp 942 VarioFendt has spent the past decade tightening its grip on the high-horsepower tractor market, to the point that it now claims one-third of all new tractor sales above 200hp. But… TRACTORSVideo: JCB Fastrac smashes British tractor speed recordDaredevil stunt rider Guy Martin was at the helm of a highly modified JCB Fastrac as it broke the British tractor speed record, travelling at 103.6mph. See also: Video: Valtra… 401+HPVideo: Fendt's 943 MT twin-track crawler on testAgco has breathed new life into its flailing twin-track fleet with a major rebranding and upgrading exercise for the long-in-the-tooth Challenger tractors. And the firm’s prairie monster range needed some… See all