Piscataway Campus
732-885-5555
Bensalem Campus
877-726-7663

Open Bowl Scrapers

621 Wheel Tractor-Scraper

  • Overall Shipping Height
    13.22 ft
  • Overall Width
    11.75 ft
  • Scraper Capacity
    24 yd³
  • Fuel Tank Refill Capacity
    216.1 gal (US)
General
Overall Shipping Height
13.22 ft
Overall Width
11.75 ft
Scraper Capacity
24 yd³
Fuel Tank Refill Capacity
216.1 gal (US)
Tires
33.25R29**E3
Width
10.3 ft
Maximum Depth of Spread
21.3 in
Top Speed
33.5 mile/h
Rated Load
26 127 kg (57,610 lb); 26.19 tonnes (28.81 tons)
180
38.71 ft
Scraper Capacity
17.1 yd³
Maximum Depth of Cut
12.4 in
Tires
33.25R29**E3
Engine
Engine Model
Cat C13
Flywheel Power
407 HP
Note
Cat C13 engine meets U.S. Environmental Protection Agency (EPA) Tier 4 Final/EU Stage IV engine emission standards.
Rated Engine RPM
2000 r/min
Tractor Engine
Flywheel Power
304 kW (407 hp)
Scraper Bowl
Scraper Capacity
24 yd³
Transmission
Top Speed
33.5 mile/h
Service Refill Capacities
Hydraulic System
21.926 gal (US)
Crankcase
8.08 gal (US)
Transmission System
24.76 gal (US)
Cooling System
11.89 gal (US)
Fuel Tank
216.09 gal (US)
Diesel Exhaust Fluid
8.057 gal (US)
Dimensions
Width
141.1 in
Width
133.1 in
Width
120 in
Width
128.9 in
Height
158.6 in
Height
142.2 in
Ground Clearance
21.9 in
Front of Tractor to Front Axle
122.8 in
Axle to Vertical Hitch Pin
21.3 in
Height
20.5 in
Wheel Base
314.9 in
Rear Axle
114.1 in
Length
551.8 in
Length
613.2 in
Width
149.2 in
Width
90.2 in
Non Push-Pull
Operating Weight
79787 lb
Overall Length
45.9 ft
Push-Pull
Overall Length
51.1 ft
Operating Weight
80630 lb
Cab
Exterior Sound Level
The exterior sound power level for the standard machine (ISO 6393:2008) is 118 dB(A).
ROPS
Meets SAE and ISO standards
Safety Criteria Compliance Standards
Rollover Protection Structure
ISO 3471:2008 for up to 17 084 kg (37,664 lb)
Brakes
ISO 3450:1996
Reverse Alarm
ISO 9533:2010
Falling Object Protective Structure
ISO 3449:2005 Level II
Seat Belt
SAE J386:JUN1985
Steering System
ISO 5010:2007
Travel Speeds - Runout
Transmission Gear
24.8 mile/h
Transmission Gear
13.6 mile/h
Transmission Gear
3.1 mile/h
Transmission Gear
18.4 mile/h
Transmission Gear
5.5 mile/h
Transmission Gear
7.5 mile/h
Transmission Gear
10.1 mile/h
Transmission Gear
33.5 mile/h
Transmission Gear
5.7 mile/h
Implement Cycle Times
Apron Raise
2.95 s
Bowl Raise
3 s
Ejector Retract
6.7 s
Bowl Lower
3.5 s
Apron Lower
3.8 s
Ejector Extend
5.2 s
Bail Lower
3.2 s
Bail Raise
1.8 s
  • NOTE
    • Standard and optional equipment may vary. Consult your Cat dealer for details.
  • POWER TRAIN - TRACTOR
    • Cat C13 engine with MEUI™
    • Cat engine brake
    • Electric start, 24 Volt
    • Air cleaner, dry type with precleaner
    • Fan, hydraulic
    • Ground level engine shutdown
    • Radiator, aluminum unit core, 9 fins per inch
    • Guard, crankcase
    • Muffler (only for less or non-regulated regions engine arrangement only)
    • Starting aid, ether
    • Braking system: - Primary and secondary, wet disc, hydraulic - Parking, hydraulic-released, spring-applied - Throttle lock
    • 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
  • POWER TRAIN - SCRAPER
    • Braking system: - Primary and secondary, wet disc, hydraulic
  • ELECTRICAL - TRACTOR
    • Alternator, 150 Amp
    • Batteries (4), 12V, 1,000 CCA, maintenance free, high output
    • Electrical system, 24V
    • Lighting system: - Headlights, halogen - Turn signals with hazard function, LED floodlights, (2) cutting edge (1) bowl, halogen side vision (2)
    • Starting/charging receptacle
  • ELECTRICAL - SCRAPER
    • Alarm, backup
    • Lighting system: - Brake lights, LED - Turn signals with hazard function, LED
  • OPERATOR ENVIRONMENT - TRACTOR
    • HVAC system, heat, AC, defrost
    • Thermostat control of HVAC system
    • Coat hook
    • Lunchbox platform with holding strap
    • Diagnostic connection (2)
    • 12V power ports (2)
    • Differential lock (1)
    • Dome courtesy light
    • Horn, electric
    • T-Handle implement control
    • Mirror, rearview
    • Radio ready
    • ROPS/FOPS cab, pressurized
    • Keypad switches: - Throttle lock - Wipers/washers - Hazard lights - Retarding level select - Work lights on, off - Information mode on Messenger Display
    • Safety tab rocker switches
    • Seat belt, static two-piece
    • Seat, Cat Advanced Ride Management (ARM), Cat Comfort Series 3, rotates 30 degrees
    • Steering wheel, tilt, telescoping, padded
    • Windows, right side emergency egress
    • Windows, sliding
    • Windows, laminated, zipped in
    • Windshield wipers, front and rear windows, includes washers
    • Door lock
    • Messenger Display
    • Gauges, warnings include: - Coolant temperature - Engine oil temperature - Hydraulic oil temperature - 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
  • FLUIDS
    • Extended Life Coolant to -37° C (-34° F)
  • OTHER STANDARD EQUIPMENT - TRACTOR
    • Advanced cushion hitch
    • Accumulators (cushion hitch) with Canadian Registration Number (CRN)
    • Fast oil change
    • Fenders, non-metallic
    • Heater, engine coolant 120V
    • Rims (2)
    • Tow pin, front
    • Vandalism locks
    • Heater, engine coolant 120V
  • OTHER STANDARD EQUIPMENT - SCRAPER
    • Bowl: - 18.4 m3 (24 yd3), heaped - 14.1 m3 (18.4 yd3), struck
    • Vandalism locks
    • Hydraulic position sensing cylinders (bowl lift and apron)
  • NOTE
    • Standard and optional equipment may vary. Consult your Cat dealer for details.
  • STEERING ARRANGEMENTS
    • Secondary Steering Arrangement
  • INTEGRATED TECHNOLOGIES
    • Sequence Assist Arrangement
    • Load Assist
    • Cat Grade Control with Load Assist
  • WORK LIGHT ATTACHMENTS
    • HID work lights
  • AMBIENT CAPABILITY ARRANGEMENTS
    • Cooling, high ambient HRC
    • Cooling, low ambient HRC
    • Cooling, high ambient LRC
    • Cooling, low ambient LRC
  • OTHER ATTACHMENTS
    • Camera arrangement - WAVS
    • Steering lock - external
    • Cab beacon
    • Air horn
    • Air horn and beacon
    • Fender, scraper
    • Guard, overflow
    • Wiring group
    • Year of manufacture plate
  • SERVICE INSTRUCTIONS
    • Film arrangement - U.S. (ANSI)
    • Film arrangement - International (ISO)