Seattle Tractor International, Inc. Construction Equipment For Sale

2004 TEREX T80-65KW seld contained Generator w 3900 Hours - 20-41

Newly Listed

$25,500 USD

Low Hour 65KW Self Contained Gen Set on Tandem Axle Trailer, Located Lewistown, Montana

Condition	Used
Usage	3,900 Hours
MLS Number	14068966
Category	Generator Sets
Last Updated	1/2/2026
Location	Lewistown, MT, US
Sold By	Seattle Tractor International, Inc.

2011 Hitachi ZX350LC-5N Excavator - Quick Coupler

Price Drop $87,500 USD

Clean ZX350 - One Lift Cyl weeping, needs a seat cover - machine functions very well Located Maple Valley, WA

Condition	Used
Usage	7,475 Hours
Attachment Type	Quick Coupler
MLS Number	13737097
Category	Excavators
Last Updated	1/1/2026
Location	Ravensdale, WA, US
Sold By	Seattle Tractor International, Inc.

2011 Atlas Copco QAS45KD self contained Generator on Trailer - 3700 hours

Newly Listed

$18,500 USD

Low Hour Self Contained Gen Set w/ Fuel Tank on Single Axle Trailer, Located Lewistown, Montana

Condition	Used
Usage	3,700 Hours
MLS Number	14067411
Category	Generator Sets
Last Updated	1/1/2026
Location	Lewistown, MT, US
Sold By	Seattle Tractor International, Inc.

2015 Caterpillar 329FL Excavator - Thumb

$149,500 USD

Clean One Owner 329FL Excess to needs. machine has 500 more hours since photo's were taken, Progressive link Thumb, Cat Coupler - Located in Belgrade, Montana

Condition	Used
Usage	6,482 Hours
Attachment Type	Thumb
Quick Coupler	Yes
Thumb	Yes
MLS Number	12667740
Category	Excavators
Last Updated	12/5/2025
Location	Bozeman, MT, US
Sold By	Seattle Tractor International, Inc.

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1978 Caterpillar D8K Dozer

$25,000 USD

1978 Caterpillar D8K dozer, serial 77V10081, Western States CAT rebuild number 77V75185. Showing 2,071.6 hours on Hobbs meter. Semi-U blade, 13’9” wide. Overall machine length 23’6”. EROPS....

Condition	Used
MLS Number	13999231
Category	Dozers
Last Updated	11/24/2025
Location	Bonners Ferry, ID, US
Sold By	Seattle Tractor International, Inc.

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1990 Case 621 Wheel Loader

$26,500 USD

CASE 621 wheel loader, S/N: unknown (serial plate missing), SMU: 6432 (hr. meter damaged), Located in Palo Alto, CA (zip code: 94303),

Condition	Used
Usage	6,432 Hours
MLS Number	12213303
Category	Wheel Loaders
Last Updated	11/18/2025
Location	Fremont, CA, US
Sold By	Seattle Tractor International, Inc.

1985 Caterpillar 631D Scraper - 11-19

$57,500 USD

5 x 631D's Available - Machines have had very good maintenance. Rubber is all good, Floors Intact, Components Clean, Cleanest 631D Fleet available - can offer a package deal with some spare...

Quantity	5
Condition	Used
MLS Number	13984206
Category	Scrapers
Last Updated	11/14/2025
Location	Spokane, WA, US
Sold By	Seattle Tractor International, Inc.

1978 Caterpillar 631D Scraper - 11-09

$57,500 USD

5 x 631D's Available - Machines have had very good maintenance. Rubber is all good, Floors Intact, Components Clean, Cleanest 631D Fleet available - can offer a package deal with some spare...

Condition	Used
MLS Number	13984200
Category	Scrapers
Last Updated	11/14/2025
Location	Spokane, WA, US
Sold By	Seattle Tractor International, Inc.

1980 Caterpillar 631D Scraper - 11-14

$57,500 USD

5 x 631D's Available - Machines have had very good maintenance. Rubber is all good, Floors Intact, Components Clean, Cleanest 631D Fleet available - can offer a package deal with some spare...

Quantity	5
Condition	Used
MLS Number	13984201
Category	Scrapers
Last Updated	11/14/2025
Location	Spokane, WA, US
Sold By	Seattle Tractor International, Inc.

1983 Caterpillar 631D Scraper - 11-15

$57,500 USD

5 x 631D's Available - Machines have had very good maintenance. Rubber is all good, Floors Intact, Components Clean, Cleanest 631D Fleet available - can offer a package deal with some spare...

Quantity	5
Condition	Used
MLS Number	13984203
Category	Scrapers
Last Updated	11/14/2025
Location	Spokane, WA, US
Sold By	Seattle Tractor International, Inc.

1980 Caterpillar 631D Scraper - 11-18

$57,500 USD

5 x 631D's Available - Machines have had very good maintenance. Rubber is all good, Floors Intact, Components Clean, Cleanest 631D Fleet available - can offer a package deal with some spare...

Quantity	5
Condition	Used
MLS Number	13984205
Category	Scrapers
Last Updated	11/14/2025
Location	Spokane, WA, US
Sold By	Seattle Tractor International, Inc.

1993 Caterpillar 777C Off-Highway Truck - 7-37

$195,000 USD

3508E Cat Diesel Engine, Automatic Power Shift Trans - 7F/1R EROPS Cab w/ AC Heat, Emergency Steering, Retarder, Lined Heated. 60 CY Box, 27:00R X 49:00 7-37 - 777C - 4XJ00234 - 1993 -...

Condition	Used
MLS Number	13660521
Category	Off-Highway Trucks
Last Updated	11/14/2025
Location	Ravensdale, WA, US
Sold By	Seattle Tractor International, Inc.

1993 Caterpillar 777C Off-Highway Truck - 7-38

$195,000 USD

3508E Cat Diesel Engine, Automatic Power Shift Transmission, 7F/1R EROPS Cab w/ AC Heat, Emergency Steering, Retarder, Lined Heated. 60 CY Box, 27:00R X 49:00 New Engine. 7-38 - 777C -...

Condition	Used
MLS Number	13660523
Category	Off-Highway Trucks
Last Updated	11/14/2025
Location	Jeffrey City, WY, US
Sold By	Seattle Tractor International, Inc.

1994 Caterpillar 777C Off-Highway Truck w/ 20k Gallon Water Tank and Dump Body - 7-76

$295,000 USD

3508E Cat Diesel Engine, Automatic Power Shift Trans - 7F/1R EROPS Cab w/ AC Heat, Emergency Steering, Retarder, Lined Heated. 60 CY Box, 27:00R X 49:00 Tires. 7-76 - 777C - 4XJ00513 -...

Condition	Used
MLS Number	13660527
Category	Off-Highway Trucks
Last Updated	11/14/2025
Location	Jeffrey City, WY, US
Sold By	Seattle Tractor International, Inc.

1993 Caterpillar 777C Off-Highway Truck - 7-57

$195,000 USD

3508E Cat Diesel Engine, Automatic Power Shift Transmission, 7F/1R EROPS Cab w/ AC Heat, Emergency Steering, Retarder, Lined Heated. 60 CY Box, 27:00R X 49:00 Tires 7-57 - 777C - 4XJ00180 ...

Condition	Used
MLS Number	13660525
Category	Off-Highway Trucks
Last Updated	11/14/2025
Location	Jeffrey City, WY, US
Sold By	Seattle Tractor International, Inc.

2022 John Deere 470G Excavator

$379,500 USD

Low hour 470G Available, job completed. Machine is Immaculate - Needs Nothing except a JOB Comes with two Buckets, 82" Tooth 48" Tooth, Coupler, Plumbed, Location Mount Vernon, WA

Condition	Used
Usage	1,878 Hours
Emission Rating	Tier 4 Final
Bucket Width	48"
Enclosed Cab	Yes
MLS Number	13278851
Category	Excavators
Last Updated	11/13/2025
Location	Ravensdale, WA, US
Sold By	Seattle Tractor International, Inc.

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Case 580 Super K Backhoe

$4,500 USD

CASE 580K Backhoe 7305 hours Engine turns over. Rear boom does not work. Located in Enumclaw, WA (zip code: 98022)

Condition	Used
Usage	7,305 Hours
MLS Number	13501519
Category	Backhoes
Last Updated	11/12/2025
Location	Enumclaw, WA, US
Sold By	Seattle Tractor International, Inc.

1974 Caterpillar D8K Dozer - U Moldboard, Multi-Shank Ripper

$45,000 USD

Ranch Owned D8K - Very Clean for age - has a NEW UC and cutting edges that will go with sale Undercarriage parts include - Rails, Rollers - top and bottom, Segments, Front Idlers, Pad...

Condition	Used
Attachment Type	Ripper
MLS Number	13970881
Category	Dozers
Last Updated	11/19/2025
Location	Dayton, WA, US
Sold By	Seattle Tractor International, Inc.

2002 Moxy MT 31 Articulated Truck

$45,000 USD

Low Hour Artic - Original Hours - No Known Issues with the truck Located Lewistown, Montana - Corporate Disposal

Condition	Used
Usage	6,500 Hours
MLS Number	13661731
Category	Articulated Trucks
Last Updated	11/7/2025
Location	Lewistown, MT, US
Sold By	Seattle Tractor International, Inc.

2002 Caterpillar D6R DS XL Dozer - VPAT, Ripper 14k Hrs - Recent Trans

$85,000 USD

One Owner D6R XL - Diff Steer, VPAT Blade, Multi-Shank Ripper, Good UC, Transmission recently Rebuilt - service records on request, Used at a Landfill mostly on standby Located Victoria...

Condition	Used
Usage	13,900 Hours
MLS Number	13970875
Category	Dozers
Last Updated	11/7/2025
Location	Ravensdale, WA, US
Sold By	Seattle Tractor International, Inc.

2005 Caterpillar 730 Articulated Truck

$85,000 USD

One Owner Truck used at a Landfill. Engine Transmission were both recently rebuilt by Cat Dealer Non EPA Engine - Located just North of US Border

Condition	Used
Usage	13,225 Hours
MLS Number	13970643
Category	Articulated Trucks
Last Updated	11/7/2025
Location	Ravensdale, WA, US
Sold By	Seattle Tractor International, Inc.

2000 Caterpillar D10R Dozer - U, SSR, 50% UC

$195,000 USD

One Owner machine in Northern Wyoming from a Bentonite Operation machine can go to work - Maintenance is top shelf D10R s/n 3KR1456 - 2000 YOM - 50k Total Frame Hours, Hours on components...

Condition	Used
Usage	50,100 Hours
MLS Number	13602103
Category	Dozers
Last Updated	11/7/2025
Location	Lovell, WY, US
Sold By	Seattle Tractor International, Inc.

2013 Komatsu WA500-7 Wheel Loader - 10,500 hours

$155,000 USD

Extremely Clean One Owner WA500-7 - Machine needs nothing Replaced with new machine, Located near Whitehall, Montana

Condition	Used
Usage	10,500 Hours
MLS Number	13970636
Category	Wheel Loaders
Last Updated	11/7/2025
Location	Whitehall, MT, US
Sold By	Seattle Tractor International, Inc.

1995 Caterpillar 5230 Excavator - 6-30

Contact for price

5230 Excavator Available - Extensive Repair History, Comes with two Buckets - one shown and a light material bucket Many Parts and spares, Extra Track Frames, Corporate Disposal,

Condition	Used
Engine Model	Caterpillar 3516
MLS Number	11802745
Category	Excavators
Last Updated	10/29/2025
Location	Colstrip, MT, US
Sold By	Seattle Tractor International, Inc.