Engine
Tractor Engine | Cat C18 Cat C18 |
Scraper Engine | Cat C15 Cat C15 |
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Key Specs
Cat® Wheel Tractor-Scraper 657 twin engine has the power to boost productivity by utilize push-pull loading. Combine this ability with improvements in productivity, enhancements in operator comfort, and new safety features – Powered Access System and effective wet disc brakes – and you have a machine offering high returns on profit and time.
Ergonomic controls and a newly redesigned cab interior provide a more comfortable and efficient working environment all day long
Improvements in fuel efficiency, utilizing payload estimator, and the new APECS transmission controls deliver increased productivity
Safety features help increase operator confidence by providing a safer environment for operations - effective wet disc brakes, WAVS camera, and powered access cab entry
The 657 emits up to 7% less CO2 than the previous 657G.
Tractor Engine | Cat C18 Cat C18 |
Scraper Engine | Cat C15 Cat C15 |
Flywheel Power - Tractor/Scraper | 469kW (629 hp) / 353 kW (473 hp) 469kW (629 hp) / 353 kW (473 hp) |
Net Power | 469 kW/637 hp 469 kW/637 hp |
Gross Power (SAE J1995) | 637 hp 475 kW |
Net Power (ISO 14396) | 637 hp 469 kW |
Net Power (SAE J1349/ISO 9249) | 584 hp 436 kW |
Net Power (SAE J1349/ISO 9249) | 592 hp 436 kW |
Bore | 5.7 in 145 mm |
Stroke | 7.2 in 183 mm |
Displacement | 1105 in³ 18.1 l |
Net Power | 353 kW/447 hp 353 kW/447 hp |
Gross Power (SAE J1995) | 481 hp 359 kW |
Net Power (ISO 14396) | 480 hp 353 kW |
Net Power (SAE J1349/ISO 9249) | 415 hp 333 kW |
Bore | 5.4 in 137.2 mm |
Stroke | 6.75 in 171.5 mm |
Displacement | 928 in³ 15.2 l |
Scraper Capacity - Heaped | 44 yd³ 33.6 m³ |
Rated Load | 104058 lb 47200 kg |
Capacity - Struck | 32 yd³ 24.5 m³ |
Depth of Cut - Maximum | 16.4 in 417 mm |
Width - Cut - To Router Bits | 12.5 ft 3.8 m |
Ground Clearance - Maximum | 2.3 ft 0.7 m |
Hyd. Penetration Force - 657G | 121000 lb 542 kN |
Depth of Spread - Maximum | 26 in 660 mm |
Apron Opening | 92 in 2337 mm |
Apron Closure Force | 39200 lb 176 kN |
Top Speed - Loaded | 33 mile/h 56.1 km/h |
1 Forward | 3.5 mile/h 5.7 km/h |
2 Forward | 6.5 mile/h 10.5 km/h |
3 Forward | 7.8 mile/h 12.5 km/h |
4 Forward | 10.6 mile/h 17 km/h |
5 Forward | 14.2 mile/h 22.8 km/h |
6 Forward | 19.2 mile/h 30.9 km/h |
7 Forward | 25.7 mile/h 41.4 km/h |
8 Forward | 34.9 mile/h 56.1 km/h |
Reverse | 6.7 mile/h 10.8 km/h |
Bowl Cylinder Bore | 7.08 in 180 mm |
Bowl Cylinder Stroke | 37.4 in 950 mm |
Apron Cylinder Bore | 7.08 in 180 mm |
Apron Cylinder Stroke | 29.92 in 759.5 mm |
Ejector Cylinder Stroke (Stage 1/ Stage 2) | 38.32 in 973.5 mm |
Steering Circuit (@ High Idle) | 76.08 gal/min 288 l/min |
Implement Circuit (@ High Idle) | 517 l/min 517 l/min |
Cushion Hitch Circuit | 19.54 gal/min 74 l/min |
Secondary Steering Circuit | 14.52 gal/hr 55 l/hr |
Relief Valve - Steering Circuit | 1959 psi 13500 kPa |
Relief Valve - Implement Circuit | 1999 psi 13780 kPa |
Compensator Settings - Cushion Hitch Circuit | 3002 psi 20700 kPa |
Width - 180° Turn - Right | 45.4 ft 13.85 m |
Width - 180° Turn - Left | 47.57 ft 14.5 m |
Steering Angle - Right | 90 90 |
Steering Angle - Left | 85 85 |
Crankcase | 13.7 gal (US) 38 l |
Transmission | 35.9 gal (US) 136 l |
Differential | 36 gal (US) 136 l |
Final Drive - Each | 6 gal (US) 29.5 l |
Cooling System | 23.4 gal (US) 88.6 l |
Hydraulic Reservoir | 39.6 gal (US) 150 l |
Windshield Washer | 0.5 gal (US) 5 l |
Fuel Tank | 430 gal (US) 1628 l |
Crankcase | 8.9 gal (US) 34 l |
Transmission | 31.9 gal (US) 121 l |
Differential | 44 gal (US) 168 l |
Final Drive - Each | 7.8 gal (US) 30 l |
Cooling System | 16.6 gal (US) 63.2 l |
Width - Overall Machine | 14.3 ft 4.36 m |
Width - Tractor | 12.3 ft 3.75 m |
Width - Rear Tire Center Lines | 9.21 ft 2.81 m |
Width - Inside of Bowl | 12.07 ft 3.68 m |
Width - Outside Bowl - Shipping Width | 12.98 ft 3.93 m |
Height - Overall Shipping | 15.29 ft 4.66 m |
Height - Top of Cab | 12.86 ft 3.92 m |
Ground Clearance - Tractor | 2.3 ft 0.7 m |
Front of Tractor to Front Axle | 14.93 ft 4.55 m |
Axle to Vertical Hitch Pin | 1.8 ft 0.55 m |
Height - Scraper Blade Maximum | 2.17 ft 0.66 m |
Wheel Base | 32.68 ft 9.96 m |
Length - Overall Machine | 58.96 ft 17.97 m |
Rear Axle - Rear of Machine | 8.07 ft 2.46 m |
Total Shipping | 160505 lb 72804 kg |
Tractor Shipping | 93635 lb 42472 kg |
Scraper Shipping | 64068 lb 29061 kg |
Total Operating - Empty | 164244 lb 74500 kg |
Front Axle | 93842 lb 42566 kg |
Rear Axle | 66663 lb 30238 kg |
Total Operating - Loaded | 268302 lb 121700 kg |
Front Axle - Loaded | 134165 lb 60856 kg |
Rear Axle - Loaded | 130340 lb 59121 kg |
Leverage Caterpillar connected data and security principles to improve efficiencies, increase productivity and make your business more profitable.
Cat® Inspect allows you to access your equipment data on your mobile device. This easy-to-use app lets you capture inspection data and integrates with your other Cat data systems, so you can keep a close eye on your fleet. More than one million inspections are completed each year, providing convenience and accountability to equipment owners.
Cat® Product Link™ wirelessly connects you to your equipment giving you valuable insight into how your machine or fleet is performing. Information such as location, hours, fuel usage, productivity, idle time, and diagnostic codes are made available through online web applications so that you can make timely, fact-based decisions to maximize efficiency, improve productivity, and lower the cost of owning and operating your fleet. Available with satellite or cellular connectivity.
VisionLink® is a cloud-based software application that takes the guesswork out of fleet management with key insights to maximize performance - regardless of fleet size or equipment manufacturer. Receive equipment data seamlessly to your desktop or mobile device, all from a convenient centralized solution to make informed decisions at every turn.
Cat® Inspect allows you to access your equipment data on your mobile device. This easy-to-use app lets you capture inspection data and integrates with your other Cat data systems, so you can keep a close eye on your fleet. More than one million inspections are completed each year, providing convenience and accountability to equipment owners.
Cat® Product Link™ wirelessly connects you to your equipment giving you valuable insight into how your machine or fleet is performing. Information such as location, hours, fuel usage, productivity, idle time, and diagnostic codes are made available through online web applications so that you can make timely, fact-based decisions to maximize efficiency, improve productivity, and lower the cost of owning and operating your fleet. Available with satellite or cellular connectivity.
VisionLink® is a cloud-based software application that takes the guesswork out of fleet management with key insights to maximize performance - regardless of fleet size or equipment manufacturer. Receive equipment data seamlessly to your desktop or mobile device, all from a convenient centralized solution to make informed decisions at every turn.
VisionLink® Productivity is an easy-to-use cloud-based platform that gathers and summarizes machine telematics and jobsite data from all your equipment. Actionable performance data is transmitted to the web platform for users to access anywhere, anytime via a mobile, tablet, or desktop device - on or off the jobsite.
VisionLink® Productivity is an easy-to-use cloud-based platform that gathers and summarizes machine telematics and jobsite data from all your equipment. Actionable performance data is transmitted to the web platform for users to access anywhere, anytime via a mobile, tablet, or desktop device - on or off the jobsite.
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