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Stock Number: 134
Description: Caterpillar 621 Motor Scraper Caterpillar 621 Motor Scraper , -- Specifications & Features --
Year: na.
Make: Caterpillar.
Model: 621.
...
Updated: Wednesday, June 03, 2026 10:51 am
Location: London, Kentucky, USA
Seller: Bright Star Auctions
Stock Number: 133
Description: Caterpillar 621 Motor Scraper Caterpillar 621 Motor Scraper , -- Specifications & Features --
Year: na.
Make: Caterpillar.
Model: 621.
...
Updated: Wednesday, June 03, 2026 10:50 am
Location: London, Kentucky, USA
Seller: Bright Star Auctions
Stock Number: 132
Description: Caterpillar 621 Motor Scraper Caterpillar 621 Motor Scraper , -- Specifications & Features --
Year: na.
Make: Caterpillar.
Model: 621.
...
Updated: Wednesday, June 03, 2026 10:50 am
Location: London, Kentucky, USA
Seller: Bright Star Auctions
Serial Number: 45P1602
Stock Number: 6255
Description: 1982 CAT 621B Motor ScraperCab (No Door), Cushion Neck, 29.5-29 Tires, Ex Air Force Military Machine, Recent Full Service Front to Back, With Se...
Updated: Friday, June 05, 2026 10:22 am
Location: Lebanon, Tennessee, USA
Seller: TriStar Auction Group
Tractor Engine Hours: 2,098
ROPS: Enclosed
Serial Number: WYD00131
Stock Number: HLK048621
A/C: Yes
Telematics: Yes
Description: Emissions Level - EPA - EPA TIER 4f
Online Owner's Manual
Regulatory Marking
Regulatory Status - EPA / CARB / EU_China Export Only
ROPS - Enclo...
Updated: Saturday, June 06, 2026 02:54 am
Location: San Antonio, Texas, USA
Seller: HOLT CAT Used Equipment
Tractor Engine Hours: 2,952
ROPS: Enclosed
Serial Number: WYD00124
Stock Number: HLK048456
Description: Online Owner's Manual
Equipment-certification-code: NCR
Updated: Friday, June 05, 2026 09:56 am
Location: Longview, Texas, USA
Seller: HOLT CAT Used Equipment
Tractor Engine Hours: 2,003
ROPS: Enclosed
Serial Number: WYD00132
Stock Number: HLK048622
A/C: Yes
Telematics: Yes
Description: Emissions Level - EPA - EPA TIER 4f
Online Owner's Manual
Regulatory Marking
Regulatory Status - EPA / CARB / EU_China Export Only
ROPS - Enclo...
Updated: Friday, June 05, 2026 09:56 am
Location: Austin, Texas, USA
Seller: HOLT CAT Used Equipment
Hours: 9,434
Serial Number: WTE00104
Stock Number: 432038
Description: 36" FILL PORT W/BOLT IN TRASH SC
621K TRACTOR
8000 GAL MOBILE WATER EQUIPMENT
9044 BW 3/12/26
ACCESS LADDER TO TOP OF TANK
ANODES INSTALLED IN...
Updated: Tuesday, June 02, 2026 07:19 pm
Location: El Paso, Texas, USA
Seller: Wagner Equipment
Hours: 3,362
Description: 1974 Caterpillar Water Pool
3362 hours , hours could be different do to the age
Call for more details
Updated: Saturday, June 06, 2026 09:27 am
Location: Santa Rosa, California, USA
Seller: Kaplan Equipment Sales
Horse Power: 223.71 kW
ROPS: Open
Capacity-Heaped: 15.29 m3
Description: For Sale: 1972 CAT 621 Elevating Scraper (J621)
Please contact us for additional pictures and video.
General:
- Tractor Serial Number: 23H42...
Updated: Monday, May 25, 2026 01:13 pm
Location: Tucson, Arizona, USA
Seller: Arizona Construction Equipment
Serial Number: 23H01630
Stock Number: rst6216000ww01
Description: 6000 Gal, Klien water system
Updated Engine Caterpillar Model 3306 DIT
Transmission = Group # 3S150 Arrangement # 5S7777
Direct Coupled...
Updated: Tuesday, May 26, 2026 02:43 pm
Location: Bartlett, Tennessee, USA
Seller: Ran Equipment
Stock Number: 22871
Description: Call For Availability! Reconditioned, 33-25-29 Tires, Approx 20 Yards Heaped, 10 Ft Cutting Edge, Works With Standard Tractor Hitch, Painted. Call ...
Updated: Friday, May 29, 2026 12:09 pm
Location: Rosenort, Manitoba, Canada
Seller: Rosenort Motors Ltd.
ROPS: Enclosed
Description: 621B Caterpillar scraper parts Transmissions Tires Engines Cabs Differentials Planetary’s And much more
Updated: Friday, May 29, 2026 04:27 pm
Location: Bluffton, Alberta, Canada
Seller: Pat's Equipment Rental
Tractor Engine Hours: 51
Horse Power: 246.08 kW
ROPS: Enclosed
Capacity-Heaped: 15.29 m3
Serial Number: 2DB00839
Stock Number: 39
Description: Military spec machine, 51 original hours, erops cab with air, 14-20 cubic yard capacity, open bowl, retarder, cat 3406 diesel engine, tires @ 90% r...
Updated: Friday, June 05, 2026 03:53 pm
Location: Mulberry, Florida, USA
Seller: UCM Inc.
Tractor Engine Hours: 542
Serial Number: 2DB00862
Stock Number: X25A5064
Description: Online Owner's Manual
As Is: AS EQUIPPED
Equipment-certification-code: NCR
Updated: Friday, April 17, 2026 10:46 am
Location: Anchorage, Alaska, USA
Seller: Tractor & Equipment Co.
ROPS: Open
Stock Number: 582
Description: Canopy,
CAT 3406,
29.5R35 Front Tires,
29.5 - 35 Rear Tires,
Updated: Sunday, March 22, 2026 05:32 pm
Location: Madera, California, USA
Seller: National Equipment, LLC
Tractor Engine Hours: 3,122
ROPS: Enclosed
Stock Number: 13882
Operating Condition: Operable
Description: CAB, CAT DIESEL, 29.5-29 TIRES, EX-MILITARY MACHINE, RUNS GOOD, WILL INFLATE TIRE
Updated: Thursday, May 21, 2026 02:10 pm
Location: St. George, South Carolina, USA
Seller: 4M Iron
ROPS: Enclosed
Serial Number: 45P03698
Tractor Engine Manufacturer: CATERPILLAR
Tractor Engine Model: 3406
Description: Caterpillar scraper parts and tires for 621 627 and 637
Updated: Friday, May 29, 2026 04:27 pm
Location: Bluffton, Alberta, Canada
Seller: Pat's Equipment Rental
Hours: 3,125
Serial Number: 45P03552
Description:
Updated: Friday, May 29, 2026 07:31 am
Location: Rochester, New York, USA
Seller: Globalsoft EQ Sales
Horse Power: 246.08 kW
ROPS: Enclosed
Capacity-Heaped: 15.37 m3
Serial Number: 90901195
Stock Number: 11705 OB
Tractor Engine Manufacturer: CATERPILLAR
Description: 1983 Cat 621B Motor Scraper
WE SHIP DIRECT TO YOU, USA, and Worldwide!! Financing Available
• Stock Number: 11705 OB
• Location: ...
Updated: Friday, June 05, 2026 02:47 pm
Location: Calgary, Alberta, Canada
Seller: JPH Equipment
Tractor Engine Hours: 1,770
Horse Power: 246.08 kW
ROPS: Enclosed
Capacity-Heaped: 15.37 m3
Serial Number: 90901195
Stock Number: 11704 OB
Description: 1977 Cat 621B Motor Scraper
WE SHIP DIRECT TO YOU, USA, and Worldwide!! Financing Available
• Stock Number: 11704 OB
• Location:...
Updated: Friday, June 05, 2026 02:45 pm
Location: Calgary, Alberta, Canada
Seller: JPH Equipment
Tractor Engine Hours: 9,226
ROPS: Enclosed
Stock Number: 35735
Operating Condition: Operable
Description: ROPS CANOPY, CAT 3406 DIESEL, 10' CUT, 29.5-25 TIRES, RUNS GOOD
Updated: Thursday, May 21, 2026 02:10 pm
Location: St. George, South Carolina, USA
Seller: 4M Iron
Tractor Engine Hours: 7,000
ROPS: Enclosed
Serial Number: 45P00123
Description:
Updated: Friday, May 29, 2026 04:27 pm
Location: Bluffton, Alberta, Canada
Seller: Pat's Equipment Rental
Tractor Engine Hours: 7,500
ROPS: Enclosed
Capacity-Heaped: 15.29 m3
Serial Number: 45P2582
Hours Meter Inaccurate/Broken/Rolled Over: Unverified
Description: 1980 cat 621b tires 29.5-29 50%+/- new implement hyd pump
NOT ACTUAL HRS METER IS BROKEN
Updated: Monday, April 13, 2026 01:49 pm
Location: Sutherlin, Virginia, USA
Seller: White's Construction Co. Inc.
Tractor Engine Hours: 6,000
ROPS: Enclosed
Serial Number: 45P00123
Description: 621B caterpillar scraper parts also 627B and 637D parts and complete scrapers for sale
Updated: Friday, May 29, 2026 04:27 pm
Location: Bluffton, Alberta, Canada
Seller: Pat's Equipment Rental
Tractor Engine Hours: 3,160
ROPS: Open
Capacity-Heaped: 16.06 m3
Serial Number: 2204
Description: 1976 CAT 621B SCRAPER PAN, S/N 2204, 3,160 HOURS, 21 CYD, RUNS AND WORKS GOOD
Updated: Friday, April 17, 2026 01:06 pm
Location: Andrews, South Carolina, USA
Seller: Palmetto Machinery
Tractor Engine Hours: 10,000
ROPS: Open
Serial Number: 45P01234
Description:
Updated: Friday, May 29, 2026 04:27 pm
Location: Bluffton, Alberta, Canada
Seller: Pat's Equipment Rental
Horse Power: 149.14 kW
Capacity: 18,927.06 L
Serial Number: 90901195
Stock Number: 11707 OB
Description: Cat 621B Water Wagon 5,000 Gal Tank
WE SHIP DIRECT TO YOU, USA, and Worldwide!! Financing Available
• Stock Number: 11707 OB
•...
Updated: Friday, June 05, 2026 01:36 pm
Location: Calgary, Alberta, Canada
Seller: JPH Equipment