Caterpillar Performance Handbook, January 2017, SEBD0351-47

Specifications ● Twin Engine Open Bowl ● Optional Push-Pull

Wheel Tractor-Scrapers

MODEL

627K

637K

657G

Flywheel Power:Tractor Flywheel Power: Scraper

304 kW 216 kW

425 kW 216 kW

421/447 kW 306/337 kW

407 hp 290 hp

570 hp 290 hp

564/600 hp 410/451 hp 150,760 lb

40 811 kg

52 140 kg

68 384 kg

Approx. OperatingWeight (Empty) ◀

89,973 lb

114,950 lb

18.3 m 3

24.5 m 3 33.6 m 3

Scraper Capacity: Struck Scraper Capacity: Heaped

13 m 3

17.1 yd 3

24 yd 3 34 yd 3

32 yd 3 44 yd 3

18.4 m 3

26 m 3

24 yd 3

Rated Load

26 127 kg

37 285 kg

47 174 kg

57,610 lb

82,200 lb

104,000 lb

Weight Distribution — Empty: Front Weight Distribution — Empty: Rear Weight Distribution — Loaded: Front Weight Distribution — Loaded: Rear

59% 41% 50% 50%

59% 41% 50% 50%

58% 42% 50% 50%

Engine Model:Tractor Engine Model: Scraper Emission Standards

C13 ACERT C9.3 ACERT

C18 ACERT C9 ACERT

C18 ACERT C15 ACERT

Tier 4 Final/Stage IV/ Japan 2014 (Tier 4 Final)

Tier 4 Final/Stage IV/ Japan 2014 (Tier 4 Final)

Tier 3/Stage IIIA/ Japan 2006 (Tier 3) equivalent

Rated Engine RPM:Tractor Rated Engine RPM: Scraper

2000 2150

1900 2150

1800 1800

Displacement:Tractor Displacement: Scraper Top Speed (Loaded)

12.5 L

18.1 L

18.1 L 15.2 L

763 in 3 567 in 3

1105 in 3 567 in 3

1105 in 3 928 in 3 33 mph

9.3 L

9.3 L

53.9 km/h

55.8 km/h

53 km/h 22.33 m

33.5 mph

34.7 mph

180° Curb-to-CurbTurningWidth

18.25 m

19.94 m

59'11"

65'5"

73'3"

Tires —Tractor/Scraper

33.25R29 ★★ E3

37.25R35 ★★ E3

40.5/75R39 ★★ E3

Width of Cut

3.14 m

3.51 m

3.85 m

10'4" 12.4" 21.3"

11'6" 18.7" 17.8"

12'8" 17.3"

Maximum Depth of Cut Maximum Depth of Spread Fuel Tank Refill Capacity

315 mm 540 mm

475 mm 451 mm

440 mm 660 mm

26"

1272 L 31.5 L 23.1 L

1400 L 31.5 L 22.9 L

1597 L

336 U.S. gal 8.3 U.S. gal 6.1 U.S. gal

370 U.S. gal 8.3 U.S. gal 6.0 U.S. gal

424 U.S. gal

Tractor DEF Tank Scraper DEF Tank

— —

GENERAL DIMENSIONS: Non Push-Pull Height — Overall Shipping

4.03 m 7.99 m 14.02 m 3.57 m

4.15 m 8.81 m 15.04 m 3.94 m

4.62 m 9.96 m 16.2 m 4.35 m

13'2" 26'2"

13'7" 28'11" 49'4" 12'11"

15'2" 32'8" 53'1" 14'4"

Wheelbase

Overall Length Overall Width

45'10"

11'7"

ShippingWidth (Draft Arm on Inside of Bowl) Center Line of Scraper Tread Center Line of Tractor Tread GENERAL DIMENSIONS: Push-Pull OperatingWeight (Empty) ◀

3.91 m *

—

—

12'10"

2.29 m 2.28 m

2.46 m 2.46 m

2.81 m 2.63 m

7'5" 7'4"

8'1" 8'1"

9'3" 8'8"

42 158 kg 15.58 m

54 005 kg

72 804 kg

92,942 lb

119,060 lb

160,505 lb

Overall Length

16.64 m

18.01 m

51'1"

54'7"

59'1"

Weight Distribution — Empty: Front

59% 41%

61% 39%

58% 42%

Rear

Weight Distribution — Loaded: Front

50% 50%

51% 49%

51% 49%

Rear

*Standard Shipping Configuration. ◀ Operating weight includes standard machine, coolant, lubricants, full fuel tank, and operator. Operating weights for the 627K and 637K are based on Tier 4 Final/ Stage IV/Japan 2014 (Tier 4 Final) platform machines. Deduct 569 kg (1254 lb) for the operating weight for the 627K Tier 2/Stage II/Japan 2001 (Tier 2) equivalent. Deduct 650 kg (1433 lb) for the operating weight for the 637K Tier 2/Stage II/Japan 2001 (Tier 2) equivalent. 657G is not available in Tier 2/ Stage II/Japan 2001 (Tier 2) equivalent. NOTE: WheelTractor-Scrapers are not emission certified in Japan market.

24-4 Edition 47