The 797B Mining Truck is engineered for performance, designed for comfort, and built to last. Developed specifically for high production mining and construction applications, the 797B Mining Truck keeps material moving at high volume to lower your cost-per-ton. Rugged construction creates a durable machine. Easy maintenance procedures ensure high reliability and long life with low operating costs.
Engine |
Units: US | |
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Net Power |
3369.99 hp |
2513 kW |
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Net Power – SAE J1349 |
3370 hp |
2513 kW |
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Rated Power |
1750 RPM |
1750 RPM |
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Engine Model |
Cat® 3524B HD EUI |
Cat® 3524B HD EUI |
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Net Power – Cat |
3369.99 hp |
2513 kW |
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Net Power – ISO 9249 |
3369.99 hp |
2513 kW |
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Net Power – 80/1269/EEC |
3369.99 hp |
2513 kW |
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Torque Rise |
22 % |
22 % |
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Bore |
6.7 in |
170 mm |
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Stroke |
8.5 in |
215 mm |
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Displacement |
7143 in3 |
117.1 L |
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Gross Power – SAE J1995 |
3550 hp |
2648 kW |
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Operating Specifications |
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Nominal Payload Capacity |
380 tons |
345 tonnes |
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Top Speed – Loaded |
42 mph |
67.6 km/h |
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Nominal Payload Capacity |
339.55 tons |
345 tonnes |
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Maximum Capacity |
Custom |
Custom |
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Steer Angle |
39 Degrees |
39 Degrees |
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Turning Radius – Front |
130.91 ft |
39.9 m |
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Raise Time |
25 Seconds |
25 Seconds |
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Lower Time |
18.5 Seconds |
18.5 Seconds |
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Turning Circle Clearance Diameter |
132.87 ft |
40.5 m |
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Weights – Approximate |
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Gross Machine Operating Weight |
1375000 lb |
623690 kg |
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Chassis Weight |
473600 lb |
214820 kg |
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Body Weight Range |
38 000 – 63 000 kg (84,000 – 140,000 lbs) |
38 000 – 63 000 kg (84,000 – 140,000 lbs) |
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Transmission |
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Forward 1 |
7 mph |
11.3 km/h |
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Forward 2 |
9.5 mph |
15.2 km/h |
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Forward 3 |
12.7 mph |
20.5 km/h |
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Forward 4 |
17.2 mph |
27.7 km/h |
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Forward 5 |
23.1 mph |
37.2 km/h |
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Forward 6 |
31.2 mph |
50.3 km/h |
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Forward 7 |
42 mph |
67.6 km/h |
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Reverse |
8 mph |
12.9 km/h |
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Final Drives |
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Differential Ratio |
1.265:1 |
1.265:1 |
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Planetary Ratio |
16.67:1 |
16.67:1 |
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Total Reduction Ratio |
21.09:1 |
21.09:1 |
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Brakes |
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Brake Surface – Front |
20500.03 in2 |
132258 cm2 |
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Brake Surface – Rear |
30750.04 in2 |
198387 cm2 |
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Standards |
J-ISO 3450 JAN88, ISO 3450-1996 |
J-ISO 3450 JAN88, ISO 3450-1996 |
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Body Hoists |
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Pump Flow – High Idle |
323 gal/min |
1225 L/min |
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Pump Flow – Low Idle |
290 gal/min |
1099 L/min |
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Relief Valve Setting – Raise |
3450 psi |
23787 kPa |
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Body Raise Time – High Idle |
25 Seconds |
25 Seconds |
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Body Raise Time – Low Idle |
25 Seconds |
25 Seconds |
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Body Lower Time – High Idle |
18.5 Seconds |
18.5 Seconds |
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Body Lower Time – Low Idle |
18.5 Seconds |
18.5 Seconds |
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Body Lower Time – Float |
18.5 Seconds |
18.5 Seconds |
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Body Power Down – High Idle |
17.3 Seconds |
17.3 Seconds |
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Body Power Down – Low Idle |
18.1 Seconds |
18.1 Seconds |
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Service Refill Capacities |
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Fuel Tank |
1800 gal |
6814 L |
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Cooling System |
315 gal |
1194 L |
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Crankcase |
110 gal |
417 L |
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Differentials and Final Drives |
185.18 gal |
701 L |
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Steering Tank |
62 gal |
235 L |
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Steering System (Includes Tank) |
114 gal |
432 L |
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Brake/Hoist Hydraulic Tank |
263 gal |
996 L |
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Brake/Hoist System (Includes Tank) |
486 gal |
1842 L |
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Torque Converter/Transmission Sump |
50 gal |
190 L |
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Torque Converter/Transmission System (Includes Sump) |
166 gal |
629 L |
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Dimensions |
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Height to Top of ROPS – Full |
20.84 ft |
6351 mm |
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Height to Top of ROPS – Empty |
21.49 ft |
6549 mm |
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Overall Body Length |
47.67 ft |
14530 mm |
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Inside Body Length |
32.61 ft |
9941 mm |
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Overall Length |
47.67 ft |
14530 mm |
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Wheelbase |
23.62 ft |
7200 mm |
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Rear Axle to Tail |
13.18 ft |
4016 mm |
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Ground Clearance – Full |
2.85 ft |
869 mm |
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Ground Clearance – Empty |
3.47 ft |
1059 mm |
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Dump Clearance |
6.17 ft |
1885 mm |
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Loading Height – Empty |
23.24 ft |
7083 mm |
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Inside Body Depth – Max |
10.99 ft |
3350 mm |
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Overall Height – Body Raised |
50.17 ft |
15292 mm |
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Operating Width |
30.03 ft |
9154 mm |
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Centerline Front Tire Width |
21.36 ft |
6512 mm |
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Engine Guard Clearance – Full |
3.02 ft |
919 mm |
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Engine Guard Clearance – Empty |
3.68 ft |
1122 mm |
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Overall Canopy Width |
30.03 ft |
9154 mm |
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Outside Body Width |
27.97 ft |
8524 mm |
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Inside Body Width |
26.25 ft |
8000 mm |
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Front Canopy Height |
24.88 ft |
7584 mm |
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Rear Axle Clearance |
3.08 ft |
951 mm |
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Rear Axle Clearance – Full |
3.12 ft |
951 mm |
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Rear Axle Clearance – Empty |
3.43 ft |
1046 mm |
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Centerline Rear Dual Tire Width |
20.42 ft |
6233 mm |
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Overall Tire Width – Full |
32.02 ft |
9761 mm |
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ROPS |
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ROPS Standards |
.SAE J1040 APR88, SAE J231 Jan81 ISO 3471-1994, ISO 3449-1992 Level II |
.SAE J1040 APR88, SAE J231 Jan81 ISO 3471-1994, ISO 3449-1992 Level II |
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Sound |
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Sound Standards |
.ANSI/SAE J1166 MAY90, ANSI/SAE J88 JUN86 |
.ANSI/SAE J1166 MAY90, ANSI/SAE J88 JUN86 |
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Steering |
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Steering Standards |
SAE J1511 OCT90, ISO 5010-1984 |
SAE J1511 OCT90, ISO 5010-1984 |
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Tires |
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Standard Tire |
59/80R63 |
59/80R63 |
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Weight Distributions – Approximate |
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Front Axle – Empty |
43.5 % |
43.5 % |
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Rear Axle – Empty |
56.5 % |
56.5 % |
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Front Axle – Loaded |
33.3 % |
33.3 % |
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Rear Axle – Loaded |
66.7 % | |
