| New Holland   TT-A Series Tractor Specifications   TT45A TT50A TT60A TT75A   MODEL   TT45A   TT50A   TT60A   TT75A   ENGINE†   Type ...................................................................................................................................................4-cycle, diesel ...................................................................................................   Number of cylinders / Aspiration   Displacement, cu. in. (L)   Gross engine horsepower, HP (kW)   PTO horsepower, HP (kW)   Rated speed (RPM)   Fuel type ...........................................................B5 Biodiesel (meeting ASTM 6751 standards)..............   and/or standard diesel fuels   4 / NA   121.7 (2.0)   40 (28.8)   35 (26.1)   2,600   4 / NA   135.2 (2.2)   48 (35.8)   42 (31.3)   2,800   3 / NA   179 (2.9)   56 (41.7)   47 (35)   4 / NA   238 (3.9)   75 (56)   62 (46.3)   ............................................. 2,500..................................................   .............B20 Biodiesel (meeting ASTM 6751 standards) .................   and/or standard diesel fuels   Air filter..................................................................................Dual element, dry type with cleanable outer element and replaceable inner safety element.......................................   Lubrication..........................................................................................Full flow, pressure lubrication with vertical mount spin-on filter cartridge ....................................................   Oil & filter change interval ............................................................100 hours ..........................................   ..........................................300 hours...............................................   Starting aid..........................................................................................................................................Thermostart.....................................................................................................   Throttle....................................................................................................................................Hand and/or foot controlled ........................................................................................   Exhaust....................................................................................................................Under hood muffler w/ horizontal exhaust pipe .........................................................................   Emissionization standard .........................................................................................................................Tier-II..........................................................................................................   Fuel tank capacity, gal. (L).............................................................13.4 (51)...........................................   ...........................................16.4 (62)................................................   TRANSMISSION   Base on Standard tractor...................8F x 2R with 4 constant mesh gears and 2 constant mesh ranges   8F x 2R with 4 (2 synchronized) gears and 2 constant mesh ranges   Traction clutch, in. (mm)................................................................................................Dry, 11 (279.4) diameter organic plate................................................................................   Ground speed*, mph (k/hr)....................................................................Forward - 1.9 to 19.0 (3 to 30.5), Reverse - 2.6 to 9.5 (4.1 to 15.3)   Final drive / rear axle...........................................................................................................Outboard bull gear / Flange axle.....................................................................................   Rear differential lock.........................................................................................................Mechanical foot pedal engagement...................................................................................   Service brakes .............................................................................................................Individual mechanically actuated wet disc .............................................................................   Parking brake........................................................................................................Engage hand-lever, press brakes to engage brakes ......................................................................   HYDRAULICS   System type ...............................................................................................................Open center, fixed displacement gear pump............................................................................   System pressure, psi (bar)..........................................................2,538 (175).........................................   Implement pump capacity, gpm (L/min)........................................9.8 (37)............................................   Steering & services system, gpm (L/min) ......................Hydrostatic power steering.............................   w/dedicated gear pump - 7.4 (28)   .........................................2,755 (190)..............................................   .........................................10.8 (40.5)..............................................   .............................Hydrostatic power steering .................................   w/dedicated gear pump - 8.5 (32)   Total maximum tractor flow, gpm (L/min) ....................................17.2 (65)...........................................   .........................................19.3 (72.5)..............................................   Remote valves - standard.........................................................................................................................None ..........................................................................................................   Remote valves - optional ......................................................................................1 to 2 open center, rear mounted, lever controlled.......................................................................   2 valve open center loader control valve, joystick controlled   3-POINT HITCH   Rear.......................................................................................................................................................Standard .......................................................................................................   Category ....................................................................................................................II, convertible to I with interchangeable balls...........................................................................   Position control / draft sensing..........................One lever position control / No draft control ...............   ..........One lever position control / Optional draft control,...............   top link sensing   Lower link ends ........................................................................................................................................Fixed ..........................................................................................................   Stabilizers...........................................................................................................................................Check Chains....................................................................................................   Lift capacity (OECD @ ball ends), lbs. (kg) ................................2,550 (1160)........................................   2,930 (1332)   3,410 (1546)   PTO   Rear ................................................................................................................................Standard, w/ flip-up PTO shaft guard.................................................................................   Clutch type......................................................................................................................Independent, 11-in. organic plate, dry ................................................................................   Engagement ......................................................................................................................One lever, mechanical engagement...................................................................................   Speed.....................................................................................................................................................540 RPM.......................................................................................................   Engine speed with PTO at 540 RPM ................................................2,555..............................................   ..............................................1,967 ..................................................   Page 1of 2   Download from Www.Somanuals.com. 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