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