CAT 797

Specifications chart Caterpillar 797 Series Comparison Chart 797 797B 797F Introduction to Service 1999 2002 2008 Nominal Payload Capacity 360 short tons (327 t) 380 short tons (345 t) 400 short tons (363 t) Engine Power 3,211 hp (2,394 kW) net 3,370 hp (2,513 kW) net (SAE J1349) 3,793 hp (2,828 kW) net (SAE J1349) Engine Model 3524B High Displacement EUI Cat 3524B High Displacement EUI Cat C175-20 ACERT Engine Arrangement V-12 x 2 V-12 x 2 V-20 Top Speed (Loaded) 40 mph (64 km/h) 42 mph (68 km/h) 42 mph (68 km/h) Gross Machine Operating Weight 1,230,000 lb (557,900 kg) 1,375,000 lb (623,700 kg) 1,375,000 lb (623,700 kg) Overall Height to Top of ROPS (Empty) 23 ft 8 in (7.21 m) 24 ft 11 in (7.59 m) 24 ft 5 in (7.44 m) Overall Height (Body Raised) 49 ft 3 in (15.01 m) 50 ft 2 in (15.29 m) 51 ft 6 in (15.70 m) Overall Length 47 ft 7 in (14.50 m) 47 ft 5 in (14.45 m) 49 ft 6 in (15.09 m) Overall Tire Width 30 ft 0 in (9.14 m) 32 ft 0 in (9.75 m) 31 ft 3 in (9.53 m) Fuel Tank Refill Capacity 1,000 US gal (3,790 L) 1,800 US gal (6,810 L) 2,000 US gal (7,570 L)