THIS IS MY SELECT
Open Bowl Scrapers
637K Wheel Tractor-Scraper
Flywheel Power - Tractor/Scraper
570 HP
Scraper Capacity - Heaped
34 yd³
Top Speed - Loaded
34.7 mile/h
THIS IS MY SELECT
backhoe loader
637K Wheel Tractor-Scraper
Flywheel Power - Tractor/Scraper
570 HP
Scraper Capacity - Heaped
34 yd³
Top Speed - Loaded
34.7 mile/h
Specifications
Cat’s 637K Wheel Tractor-Scraper is engineered to conquer challenges operators face worldwide. With its strength and durability, it works in some of the most difficult conditions and materials one can find.
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Rated Load
93.0 in
93.0 mm
37 200 kg (82,200 lb); 37.2 tonnes (41.1 tons)
Fuel Tank Refill Capacity - Scraper
370 gal (US)
1,400 l
180° Curb-to-Curb Turning Width
40.12 ft
12.23 m
Overall Shipping Height
13.62 ft
4.15 m
Overall Width
12.93 ft
3.94 m
Top Speed - Loaded
34.7 mile/h
55.8 km/h
Scraper Capacity - Heaped
34 yd³
26 m³
Width - Cut
11.5 ft
3.51 m
Maximum Depth of Cut
17.7 in
450 mm
Tires - Scraper
93.0 in
93.0 mm
37.25R35**E3
Maximum Depth of Spread
21.1 in
535 mm
Scraper Capacity - Struck
24 yd³
18.3 m³
Tires - Tractor
93.0 in
93.0 mm
37.25R35**E3
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Front of Tractor to Front Axle
142.2 in
3,612 mm
Axle to Vertical Hitch Pin
20 in
509 mm
Wheel Base
346.8 in
8,808 mm
Rear Axle - Rear of Machine
90.2 in
2,292 mm
Width - Inside of Bowl
134 in
3,404 mm
Height - Scraper Blade Maximum
20 in
510 mm
Length - Overall Machine - Standard
597 in
15,164 mm
Height - Overall Shipping
163.2 in
4,145 mm
Width - Outside Rear Tires
143.2 in
3,636 mm
Length - Maximum (Push-Pull)
655.1 in
16,640 mm
Extended Push Block (Push-Pull)
108 in
2,744 mm
Width - Rear Tire Centers
96.9 in
2,462 mm
Width - Overall Machine
155 in
3,937 mm
Width - Tractor
137.8 in
3,499 mm
Height - Top of Cab
147 in
3,733 mm
Ground Clearance - Tractor
26.1 in
664 mm
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Rated Engine RPM - Tractor
1,900 r/min
1,900 r/min
Rated Engine RPM - Scraper
2,150 r/min
2,150 r/min
Flywheel Power - Scraper
290 HP
216 kW
Engine Model - Scraper
93.0 in
93.0 mm
Cat C9.3
Emissions
93.0 in
93.0 mm
Cat C9.3 and C18 engines meet U.S. EPA Tier 4 Final/EU Stage IV emission standards.
Flywheel Power - Tractor
570 HP
425 kW
Engine Model - Tractor
93.0 in
93.0 mm
Cat C18
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Overall Length
49.34 ft
15.04 m
Operating Weight - Empty
114,950 lb
52,140 kg
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Overall Length - With Bail Down
54.59 ft
16.64 m
Operating Weight - Empty
119,060 lb
54,005 kg
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Flywheel Power - Tractor/Scraper
570 HP
425 kW
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ROPS/FOPS
93.0 in
93.0 mm
ROPS/FOPS meet “ISO Standards.”
Exterior Sound Level
93.0 in
93.0 mm
The exterior sound power level for the standard machine (ISO 6393) is 116 dB(A).
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Seat Belt
93.0 in
93.0 mm
SAE J386:FEB2006
Reverse Alarm
93.0 in
93.0 mm
ISO 9533:2010
Rollover Protection Structure (ROPS)
93.0 in
93.0 mm
ISO 3471:2008 for up to 21 282 kg (46,919 lb)
Brakes
93.0 in
93.0 mm
ISO 3450:2011
Falling Object Protective Structure (FOPS)
93.0 in
93.0 mm
ISO 3449:2005 Level II
Steering System
93.0 in
93.0 mm
ISO 5010:2007
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Transmission Gear - Third
7.7 mile/h
12.4 km/h
Transmission Gear - Reverse
6.2 mile/h
9.9 km/h
Transmission Gear - First
3.4 mile/h
5.5 km/h
Transmission Gear - Seventh
25.7 mile/h
41.95 km/h
Transmission Gear - Fifth
14.1 mile/h
22.7 km/h
Transmission Gear - Eighth
34.7 mile/h
55.8 km/h
Transmission Gear - Fourth
10.5 mile/h
16.9 km/h
Transmission Gear - Second
6.2 mile/h
10 km/h
Transmission Gear - Sixth
19 mile/h
30.6 km/h
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Bail Lower
2.1 s
2.1 s
Ejector Extend
8.5 s
8.5 s
Apron Lower
3.8 s
3.8 s
Bowl Raise
3.5 s
3.5 s
Bowl Lower
3.5 s
3.5 s
Apron Raise
4 s
4 s
Bail Raise
1.5 s
1.5 s
Ejector Retract
8.5 s
8.5 s
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Scraper Capacity - Heaped
34 yd³
26 m³
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Top Speed - Loaded
34.7 mile/h
55.8 km/h
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Crankcase - Tractor
13.7 gal (US)
52 l
Crankcase - Scraper
6.5 gal (US)
24.5 l
Transmission System - Tractor
29 gal (US)
110 l
Hydraulic System
37.5 gal (US)
142 l
Diesel Exhaust Fluid - Scraper
5.8 gal (US)
22 l
Diesel Exhaust Fluid - Tractor
8 gal (US)
30.5 l
Fuel Tank
370 gal (US)
1,400 l
Transmission System - Scraper
12.9 gal (US)
49 l
Cooling System - Scraper
16.1 gal (US)
61 l
Cooling System - Tractor
19.8 gal (US)
75 l
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NOTE
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POWER TRAIN – TRACTOR
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Cat C18 engine with MEUI™
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Compression engine brake
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Electric start, 24V
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Air cleaner, dry type with precleaner
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Fan, hydraulic
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Ground level engine shutdown
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Radiator, aluminum unit core, 9 fins per inch
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Guard, crankcase
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Starting aid, ether
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Braking system: Primary and secondary, wet disc, hydraulic actuated Parking, hydraulic-released, spring-applied
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Throttle lock
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Transmission: 8-speed planetary power shift ECPC control APECS software Programmable top gear selection Transmission hold Differential lock Guard, power train Standard tire spin reduction Ground speed control Machine speed limit Differential lock protection
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POWER TRAIN – SCRAPER
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Cat C9.3 engine: High pressure common rail fuel Constant lift engine brake
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Electric start, 24V
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Air cleaner, dry type with precleaner
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Fan, mechanical driven
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Ground level engine shutdown
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Radiator, aluminum unit core, 9 fins per inch
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Starting aid, either
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Braking system: Primary and secondary, dry caliper, hydraulic actuated
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Transmission: 4-speed (torque converter drive) Planetary power shift
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ELECTRICAL – TRACTOR
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Alternator, 150 Amp
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Batteries (4), 12V, 1,000 CCA, maintenance free, high output
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Electrical system, 24V
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Lighting system: Headlights, LED Turn signals with hazard function, LED floodlights, (2) cutting edge (1) bowl, halogen side vision (2)
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Starting/charging receptacle
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ELECTRICAL – SCRAPER
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Alarm, backup
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Batteries (4) 12V, 1,000 CCA, maintenance free, high output
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Alternator, 65 Amp
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Electrical system, 24V
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Lighting system: Brake lights, LED Turn signals with hazard function, LED
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OPERATOR ENVIRONMENT – TRACTOR
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HVAC system, heat, AC, defrost
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Thermostat control of HVAC system
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Coat hook
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Lunchbox platform with holding strap
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Diagnostic connection (2)
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12V power ports (2)
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Differential lock (1)
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Dome courtesy light
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Horn, electric
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T-Handle implement control
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Mirror, rearview
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Radio ready
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ROPS/FOPS cab, pressurized
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Keypad switches: Throttle lock Wipers/washers Hazard lights Retarding level select Work lights on, off Information mode on Messenger Display
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Safety tab rocker switches
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Seat belt, static two-piece
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Seat, Cat Advanced Ride Management (ARM), Cat Comfort Series 3, rotates 30 degrees
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Steering wheel, tilt, telescoping, padded
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Windows, right side emergency egress
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Windows, sliding
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Windows, laminated, zipped in
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Windshield wipers, front and rear windows, includes washers
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Door lock
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Messenger Display
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Gauges, warnings include: Coolant temperature Engine oil temperature Hydraulic oil temperature Diesel Particulate Filter (DPF) temperature Fuel level Park brake Implement lockout Brake system Regeneration required Throttle lock System voltage Secondary steering Bail down Ejector auto Differential lock Apron float Transmission hold Cushion hitch High beam lights Action lamp Engine speed, rpm Gear selection DEF fill levels
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FLUIDS
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OTHER STANDARD EQUIPMENT – TRACTOR
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Advanced cushion hitch
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Accumulators (cushion hitch) with Canadian Registration Number (CRN)
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Fast oil change
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Fenders, non-metallic
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Heater, engine coolant 120V
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Rims (2)
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Tow hooks, front
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Vandalism locks
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Heater, engine coolant 120V
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Steering locks
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OTHER STANDARD EQUIPMENT – SCRAPER
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Bowl: 18.3 m3 (24 yd3), struck 26 m3 (34 yd3), heaped
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Vandalism locks
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Scraper fenders
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Overflow guard
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Fast oil change
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Rims (2)
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Hydraulic position sensing cylinders (bowl lift and apron)
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NOTE
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STEERING ARRANGEMENTS
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INTEGRATED TECHNOLOGIES
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Sequence Assist Arrangement with Payload Estimator
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Load Assist
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Cat Grade Control with Load Assist
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Advanced Tire Spin Reduction
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OTHER ATTACHMENTS
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Camera arrangement – Work Area Vision System (WAVS)
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Cab beacon
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Air horn
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Air horn and beacon
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Wiring group
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Push Pull
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SERVICE INSTRUCTIONS
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Film arrangement – U.S. (ANSI)
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Film arrangement – International (ISO)
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WHY CHOOSE EMPIRE
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Every purchase backed by a full menu of service and support offerings
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Flexible financing options designed to fit your budget
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Commitment to providing expert training to maximize operations
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Value Agreements to ensure proper maintenance and performance