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ROPS: None
Serial Number: 54X00609
Description: Hyd Counterweight
CAT 3306 DI
Powershift Trans
Boom
35k lbs obo
40k lift
Updated: Wednesday, September 09, 2026 11:26 am
Location: Madera, California, USA
Seller: National Equipment, LLC
Hours: 6 800
Horse Power: 78,3 kW
ROPS: Open
Serial Number: 6NL00420
Description: Caterpillar 561H hydraulic pipelayer
1996 model
Hours 6800
HP 105
100% original equipment plus ROPS. Pullmaster hydraulic p...
Updated: Tuesday, September 22, 2026 07:49 am
Location: Tulsa, Oklahoma, USA
Seller: Challenger Services
Hours: 7 000
Horse Power: 78,3 kW
ROPS: Open
Serial Number: 6NL00357
Description: Caterpillar 561H hydraulic pipelayer
1994 model
Hours 7000
HP 105
S/N 6NL00357
100% original equipment plus ROPS. Pullma...
Updated: Tuesday, September 22, 2026 07:49 am
Location: Tulsa, Oklahoma, USA
Seller: Challenger Services
Hours: 6 041
ROPS: Open
Serial Number: 1KW00269
Engine Manufacturer: CATERPILLAR
Engine Model: 3116
Pipeline Equipment Type: Pipelayer
Description: 1999 Caterpillar 561M pipelayer, CAT 3116 turbo diesel engine, 20" single grouse track pads, hydraulic pipelayer controls, extendable counterweight...
Updated: Thursday, September 24, 2026 07:03 am
Location: Carbondale, Pennsylvania, USA
Seller: Old Forge Power Equipment Inc.
Hours: 3 200
ROPS: Open
Serial Number: 1KW00202
Description: ROPS, Hydraulic Pipelayer, Boom Of Choice. Well maintained rental fleet equipment. Offered cleaned and painted.
Updated: Wednesday, September 16, 2026 03:46 pm
Location: Houston, Texas, USA
Seller: Worldwide Machinery
ROPS: Open
Serial Number: 1KW00148
Description: 3 units Caterpillar 561M sideboom for sale
Updated: Monday, October 26, 2026 12:27 am
Location: Hefei, Anhui, China
Seller: Whelen Heavy Equipment Ltd.
Hours: 1 730
ROPS: Open
Serial Number: TAD00141
Description: ROPS, Hydraulic Pipelayer, Boom of choice-(6) Six total units available for sale, well maintained rental fleet pipelayers!!! Very detailed records ...
Updated: Wednesday, September 16, 2026 03:40 pm
Location: Houston, Texas, USA
Seller: Worldwide Machinery
Hours: 4 479
ROPS: Enclosed
Serial Number: TAD00119
Description: ROPS, Hydraulic Pipelayer, Boom of choice
Updated: Tuesday, October 06, 2026 05:33 pm
Location: Houston, Texas, USA
Seller: Worldwide Machinery
Hours: 5 339
ROPS: Open
Serial Number: CPH00165
Description: ROPS, Hydraulic Pipelayer, Boom of choice-(6) Six total units available for sale, well maintained rental fleet pipelayers!!! Very detailed records ...
Updated: Tuesday, October 06, 2026 08:31 pm
Location: Houston, Texas, USA
Seller: Worldwide Machinery
Hours: 5 694
ROPS: Open
Serial Number: CAT0561NPTAD00135
Description: 561N CAT pipelayer Midwestern boom ready for work. Call for more info.
Updated: Thursday, October 22, 2026 05:17 pm
Location: Wichita Falls, Texas, USA
Seller: Garcia Grading & Holding LLC
ROPS: Open
Serial Number: TAD00139
Stock Number: Hyd. cwts
Description: CAT 561N Hydraulic Pipelayer S/N TAD00139, 2008 Model, 20 Ton Capacity, Hours: 345, 30" Pads
Hydraulic counterweights
Updated: Tuesday, September 22, 2026 07:49 am
Location: Tulsa, Oklahoma, USA
Seller: Challenger Services
2007 CATERPILLAR 561N
Pipelayers
EUR € 95.439
Rental Prices:
Weekly: EUR € 2.545
Monthly: EUR € 5.726
Hours: 8 970
ROPS: Open
Serial Number: CPH00158
Description: CAT 3126B Engine, 123 HP flywheel power, 40,000 lb Lifting Capacity.
Updated: Friday, August 14, 2026 09:20 am
Location: North Battleford, Saskatchewan, Canada
Seller: Spence Heavy Equipment Sales & Rentals
2007 CATERPILLAR 561N
Pipelayers
EUR € 95.439
Rental Prices:
Weekly: EUR € 2.545
Monthly: EUR € 5.726
Hours: 9 128
ROPS: Open
Serial Number: CPH00159
Description: CAT 3126B Engine, 123 HP flywheel power, 40,000 lb Lifting Capacity.
Updated: Friday, August 14, 2026 09:20 am
Location: North Battleford, Saskatchewan, Canada
Seller: Spence Heavy Equipment Sales & Rentals
Hours: 4 224
ROPS: Open
Serial Number: CPH00168
Description: ROPS, Hydraulic Pipelayer, Boom of choice. Well maintained rental fleet pipelayers. Detailed service records.
Updated: Wednesday, August 12, 2026 12:54 pm
Location: Salt Lake City, Utah, USA
Seller: Worldwide Machinery
Hours: 6 391
ROPS: Open
Serial Number: AKM00602
Stock Number: CP561N Combo
Capacity: 22 679,62 kg
Blade Type: 6-Way
Description: D6N XL COMBO Hydraulic Pipelayer
D6N XL Hydraulic Pipelayer S/N AKM00602 Tractor: 2004 Model / Attachment: 2007 Model, 25 Ton Capacity, 6 Way Blad...
Updated: Tuesday, September 22, 2026 07:49 am
Location: Tulsa, Oklahoma, USA
Seller: Challenger Services
ROPS: Open
Serial Number: AKD00693
Stock Number: CP561N No Blade
Description: Challenger CP561N Hydraulic Pipelayer Attachment on D5N LGP, 40,000 lbs. lift capacity
Updated: Tuesday, September 22, 2026 07:49 am
Location: Tulsa, Oklahoma, USA
Seller: Challenger Services
ROPS: None
Serial Number: 64A211
Stock Number: 8838
Description: Piperlayer, Electric start, Hyd Counterweight
Powershift trans,
Updated: Wednesday, September 09, 2026 11:26 am
Location: Madera, California, USA
Seller: National Equipment, LLC
Hours: 376
ROPS: Open
Serial Number: 95N00232
Description: ROPS, Superior Conversion Hydraulic Package, Boom of Choice
Updated: Wednesday, August 12, 2026 12:57 pm
Location: Lubbock, Texas, USA
Seller: Worldwide Machinery
ROPS: Open
Serial Number: 95N00220
Description: ROPS, Superior Conversion Hydraulic Package, Boom of Choice-Total of 4 units in excellent condition!!!
Updated: Tuesday, October 06, 2026 06:37 pm
Location: Lubbock, Texas, USA
Seller: Worldwide Machinery
Hours: 211
ROPS: Open
Serial Number: 95N00220
Description: ROPS, Superior Conversion Hydraulic Package, Boom of Choice
Updated: Tuesday, October 06, 2026 06:39 pm
Location: Houston, Texas, USA
Seller: Worldwide Machinery
Hours: 1 244
ROPS: Open
Serial Number: 95N00219
Description: ROPS, Superior Conversion Hydraulic Package, Boom of Choice-Total of 4 units in excellent condition!!!
Updated: Tuesday, September 15, 2026 05:30 pm
Location: Lubbock, Texas, USA
Seller: Worldwide Machinery
ROPS: None
Pipeline Equipment Type: Pipelayer
Hydraulic Conversion: Yes
Description: MIDWEST CONVERSION, BOOM, GEARMATIC WINCH, GOOD CAT UNDER CARRIAGE, VERY NICE CALL FOR MORE INFO.
Updated: Wednesday, August 19, 2026 09:28 am
Location: Santa Rosa, California, USA
Seller: Seaton Machinery
Hours: 555
Drive: Track
Horse Power: 130,5 kW
ROPS: Open
Serial Number: 16W0515
Stock Number: U0477
Description: 1987 CAT 571G Mechanical Pipelayer – Open machine equipped with Weldco‑Beales ROPS. Approximate operating weight: 52,440 lbs.
Outfitted with a 2...
Updated: Monday, September 28, 2026 03:03 pm
Location: Brownsville, Wisconsin, USA
Seller: Michels Equipment Sales
Hours: 1 364
ROPS: Open
Serial Number: 5ZD00247
Description: ROPS, Superior Conversion Hydraulic Package, Boom of Choice--2 Units available in excellent condition
Updated: Wednesday, August 12, 2026 01:35 pm
Location: Houston, Texas, USA
Seller: Worldwide Machinery
Hours: 1 551
ROPS: Open
Serial Number: 16W00511
Description: ROPS, Superior Conversion Hydraulic Package, Boom of Choice-9 Units available in excellent condition, contact us for a package price.
Updated: Tuesday, September 15, 2026 05:34 pm
Location: Houston, Texas, USA
Seller: Worldwide Machinery
Hours: 13 460
ROPS: Open
Serial Number: 45W384
Stock Number: BR260510.3CO
Engine Manufacturer: CATERPILLAR
Engine Model: 3306
Description: CATERPILLAR 571G PIPELAYER
1982 estimated
S/N 45W384
13,460 hrs on hour meter
Cat 3306 Engine
Located in Fort Stony Plain AB Canada
Call Be...
Updated: Monday, October 12, 2026 12:01 pm
Location: Stony Plain, Alberta, Canada
Hours: 1 080
ROPS: Open
Serial Number: 16W00458
Description: ROPS, Superior Hydraulic Draw-works Conversion, Reconditioned, 5 Rental Units in stock. Well maintained, complete records available.
Updated: Tuesday, September 15, 2026 05:14 pm
Location: Odessa, Texas, USA
Seller: Worldwide Machinery
Hours: 5 308
ROPS: Open
Serial Number: 16W00474
Description: 1980 Caterpillar 572G crawler tractor, pipelayer configuration, 20' boom, Midwestern M572 hydraulic conversion, hydraulic counterweight, CAT 3306 t...
Updated: Thursday, September 24, 2026 07:03 am
Location: Carbondale, Pennsylvania, USA
Seller: Old Forge Power Equipment Inc.