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Hey all, While browsing youtube, I ran across this fantastic Komatsu 840 Forwarder built by Jonas/JH-Create: Objectives Authentic proportions Mechanical crane (not pneumatic) 100 % remote controlled Joystick controlled Strong enough to actully load and carry small logs in the forest Video at the end of the post. Functionality Forward / reverse with 8WD Articulated steering Rotating hitch – Independent tractor and trailer Locking mechanism for rotating hitch Working bogie axes Boom Slew Boom up/down Jib up/down Grapple open/close Grapple rotate Fake 4 cylinder engine Datasheet Propulsion: 2x PF XL motor connected to a common drive train Steering: Frame steering by two small linear actuators powered by a PF M motor Hitch lock mechanism: Micro motor Boom Slew: Large turntable turned by PF M moto Up/down: LA powered by PF M moto Jib up/down: LA powered by PF M motor [*]Grapple Open/close: Wormgear driven by PF M motor Rotate: Micro motor More info on his blog: http://www.jh-create...-forwarder.html He has some other nice mocs on his blog as well, but I really liked the forwarder.