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 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 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… 401+HPMonster new tracked Claas Xerion 12 puts out 653hpUnveiled in the midst of its principle competitors at the three-day Ag in Motion event in Canada, the new Claas Xerion 12 series firmly stakes a claim to a place… TRACTORSGiant returns as 750hp Big Bud tractor enters productionThe iconic Big Bud tractor has made an unlikely return to full production after its Montana-based manufacturer blew the cobwebs off the mothballed design. In a move sure to send… TRACTORSTV show set to feature the world's greatest tractorsA TV-series devoted entirely to the biggest, most expensive and most powerful tractors in the world is set to air on Channel 5. The three-part series will begin at 9pm… See all Test and reviews 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,… 401+HPDriver’s view: Louth Park Farms’ New Holland T8.435Buyers looking to harness some extra grip from their New Holland T8.435 can ditch the regular rear rubber and opt for a set of triangular track units instead. But rather… TRACTORSDriver's view: Fisher Farms’ Claas Axion 960 TTAfter dropping a teaser about its development of a half-track Axion at Agritechnica 2017, Claas officially launched 355hp and 445hp 900-series Terra Trac machines in 2020. Promising 15% more traction… TRACTORSDriver's view: Soanes Farming rates its John Deere 8RX 370John Deere’s 8-series tractors come in all shapes and sizes so, no matter whether you prefer four wheels, four tracks or two, there should be something that fits the bill… 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