When the job demands truly BIG power, the Cat 446D is ready. The most demanding backhoe loader jobs like road building and bridge work are just what the 446D is designed to do. You”ll load more, lift more and dig deeper with industry leading hydraulics, high-capacity buckets and heavy-duty, job specific tools. If you have a big job to do, you need a big backhoe loader and the Cat 446D is ready when you are.
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Engine |
Units: US | |
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Net Power – SAE J1349 |
101 hp |
75 kW |
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Engine Model (Standard) |
Cat® 3114 DIT |
Cat® 3114 DIT |
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Gross Power – SAE J1995 |
110 hp |
82 kW |
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Net Power – ISO 9249 |
102 hp |
76 kW |
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Net Power – EEC 80/1269 |
102 hp |
76 kW |
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Gross Power – ISO 14396 |
110 hp |
82 kW |
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Net Power (Optional) – ISO 1585 |
102 hp |
76 kW |
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Net Power – EEC 80/1269 |
102 hp |
76 kW |
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Net Power – DIN 70020 |
107 ps |
107 ps |
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Bore |
4.13 in |
105 mm |
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Stroke |
5 in |
127 mm |
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Displacement |
268 in3 |
4.4 L |
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Net Torque Rise @ 1400 rpm – Standard |
32.6 % |
32.6 % |
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Net Peak Torque @ 1400 rpm – Standard – SAE J1349 |
336 lb ft |
455 N·m |
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Backhoe |
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Dig Depth – Standard |
16.8 ft |
5142 mm |
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E-Stick Retracted |
17.1 ft |
5207 mm |
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E-Stick Extended |
21.2 ft |
6457 mm |
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Reach from Swing Pivot – Standard |
21.9 ft |
6636 mm |
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E-Stick Retracted |
22 ft |
6697 mm |
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E-Stick Extended |
25.11 ft |
7890 mm |
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Bucket Rotation |
190 Degrees |
190 Degrees |
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Bucket Dig Force – Standard |
16950 lb |
75.4 kN |
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E-Stick Retracted |
16230 lb |
72.2 kN |
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E-Stick Extended |
16230 lb |
72.2 kN |
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Stick Dig Force – Standard |
11430 lb |
50.8 kN |
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E-Stick Retracted |
11400 lb |
50.7 kN |
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E-Stick Extended |
8230 lb |
36.6 kN |
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Stick Lift @ 2440 mm (8 ft) – Standard |
7451 lb |
3379 kg |
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E-Stick Retracted |
7343 lb |
3330 kg |
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E-Stick Extended |
4836 lb |
2193 kg |
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Loading Height – Standard |
14.41 ft |
4392 mm |
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E-Stick Retracted |
14.4 ft |
4395 mm |
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E-Stick Extended |
16.6 ft |
5068 mm |
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Loading Reach – Standard |
6.9 ft |
2092 mm |
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E-Stick Retracted |
6.6 ft |
2004 mm |
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E-Stick Extended |
10.5 ft |
3187 mm |
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Weights |
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Operating Weight – Maximum |
25357 lb |
11500 kg |
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Operating Weight – Nominal |
19666 lb |
8939 kg |
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Cab, ROPS/FOPS |
670 lb |
304 kg |
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Extendible Stick (no weights) |
661 lb |
300 kg |
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Counterweights (Option 1) |
1500 lb |
682 kg |
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Air Conditioning |
103 lb |
47 kg |
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MP Bucket 1.1 m3 (1.5 yd3) w/o Fold-Over Fork |
619 lb |
281 kg |
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Counterweight |
1000 lb |
454 kg |
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Loader |
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Bucket Capacity – General Purpose |
1.5 yd3 |
1.15 m3 |
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Bucket Width – General Purpose |
8 ft |
2434 mm |
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Dump Height @ Max Angle – Single Tilt |
8.92 ft |
2720 mm |
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Dump Reach @ Max Angle – Single Tilt |
2.81 ft |
855 mm |
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Dig Depth – Single Tilt |
6 in |
153 mm |
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Lift Capacity @ Full Height – Single Tilt |
9572 lb |
4351 kg |
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Bucket Breakout Force – Single Tilt |
13838 lb |
61.7 kN |
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Hydraulic System |
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Circuit Type |
Closed-center, load sensing |
Closed-center, load sensing |
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Pump Capacity (@ 2200 rpm) |
47.1 gal/min |
178 L/min |
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System Pressure |
3550 psi |
24500 kPa |
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System Pressure – Backhoe |
3550 psi |
24500 kPa |
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System Pressure – Loader |
3550 psi |
24500 kPa |
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Pump Type |
Variable-flow, axial piston, load sensing, closed center system |
Variable-flow, axial piston, load sensing, closed center system |
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Steering Type |
Ackerman |
Ackerman |
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Power Steering |
Hydrostatic, Hand Metering Unit |
Hydrostatic, Hand Metering Unit |
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4WD Cylinder – Bore |
3.25 in |
82.55 mm |
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Stroke |
11.1 in |
281 mm |
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Rod Diameter |
2.125 in |
53.98 mm |
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Brake System |
Fully enclosed, oil immersed, inboard, multiple disc |
Fully enclosed, oil immersed, inboard, multiple disc |
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Axle Oscillation |
11 Degrees |
11 Degrees |
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Power Train |
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Auto-Shift (opt), Forward 1st |
3.5 mph |
5.6 km/h |
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Forward 2nd |
5.5 mph |
8.9 km/h |
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Forward 3rd |
7.2 mph |
11.6 km/h |
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Forward 4th |
11.7 mph |
18.8 km/h |
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Forward 5th |
19.6 mph |
31.5 km/h |
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Auto-Shift (opt), Reverse 1st |
3.5 mph |
5.6 km/h |
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Reverse 2nd |
7.2 mph |
11.6 km/h |
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Reverse 3rd |
12.8 mph |
20.6 km/h |
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Operating Specifications – Backhoe |
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Turning Circle: outside, front wheels |
28.8 ft |
8.8 m |
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Turning Circle: outside, widest loading bucket |
37.4 ft |
11.4 m |
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Axle Ratings |
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Front Axle, 2WD, Static |
21230 lb |
9630 kg |
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Front Axle, 4WD, Static |
21230 lb |
9630 kg |
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Dynamic |
21230 lb |
9630 kg |
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Rear Axle, Static |
20194 lb |
9160 kg |
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Dynamic |
20194 lb |
9160 kg |
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Service Refills |
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Cooling System, A/C |
7.9 gal |
30 L |
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Fuel Tank |
33 gal |
125 L |
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Engine Oil w/Filter |
2.9 gal |
11 L |
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Transmission, 2WD, Auto Shift |
6.9 gal |
26 L |
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Transmission, AWD, Auto Shift |
6.9 gal |
26 L |
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Rear Axle |
8.2 gal |
31 L |
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Front Axle, 4WD |
2.5 gal |
9.3 L |
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Front Axle, Planetaries |
.21 gal |
.8 L |
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Hydraulic System |
41 gal |
154 L |
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Hydraulic Tank |
15.1 gal |
57 L |
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Standards |
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Brakes |
SAE J1473 and ISO 3450 |
SAE J1473 and ISO 3450 |
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Cab – ROPS |
SAE J394, SAE J1040, ISO 3471 |
SAE J394, SAE J1040, ISO 3471 |
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Cab – Sound |
ANSI/SAE J1166 is 81 dB(A) |
ANSI/SAE J1166 is 81 dB(A) |
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Exterior Sound |
SAE J88, is 76dB(A) |
SAE J88, is 76dB(A) |
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Tires |
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Front 2WD Standard Size |
14.5/75-16.1 |
14.5/75-16.1 |
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Standard Ply |
10 |
10 |
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Front 4WD Standard Size |
12.5-20, R4 10 PR |
12.5-20, R4 10 PR |
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Rear 4WD Standard Size |
21L-24, R4 16 PR |
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