View 8 Photos View 0 Videos 2018 Caterpillar 336F 21.3' Reach Boom, Part # 500-9155 $15,000 USD CATERPILLAR 21.3' REACH BOOM, CATERPILLAR PART NUMBER 500-9155, DOES NOT INCLUDE CYLINDERS, INCLUDES HIGH PRESSURE LINES AND COUPLER CIRCUIT LINES, SOLD AS IS, ConditionUsedUsage1 HoursStock NumberEQ304281 MLS Number13291038CategoryBoom Attachments Last Updated6/13/2026 LocationMilford, MA, US Sold ByMilton CAT (855) 659-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 25 Photos View 0 Videos Caterpillar Boom 1157044 for a CAT 980G Contact for price Rebuilt BRG ARM A Quantity2ConditionRemanufacturedFits To Make(s)CATFits To Model(s)980GStock Number1157044 MLS Number13979680CategoryBoom Attachments Last Updated6/19/2026 LocationWashougal, WA, US Sold ByPortland Tractor (888) 811-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 8 Photos View 0 Videos Caterpillar Boom 1157044 for a CAT Contact for price Used BRG ARM A Quantity3ConditionUsedFits To Make(s)CATStock Number1157044 MLS Number11230386CategoryBoom Attachments Last Updated6/13/2026 LocationWashougal, WA, US Sold ByPortland Tractor (888) 811-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 8 Photos View 0 Videos Caterpillar Boom 1130699 for a CAT 980G Contact for price Used BRG ARM A Quantity3ConditionUsedFits To Make(s)CATFits To Model(s)980GStock Number1130699 MLS Number11230374CategoryBoom Attachments Last Updated6/13/2026 LocationWashougal, WA, US Sold ByPortland Tractor (888) 811-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 13 Photos View 0 Videos Used Caterpillar Boom A, Part # 4759603 Contact for price Used BOOM A ConditionUsedFits To Make(s)CATStock Number4759603 MLS Number14411213CategoryBoom Attachments Last Updated6/6/2026 LocationWashougal, WA, US Sold ByPortland Tractor (888) 811-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 4 Photos View 0 Videos Used Caterpillar 525B Wheel Skidder Boom $4,000 USD Boom As off of a 525B Wheel Skidder 3KZ, Boom overall is in Great Condition Pin Wholes are Still True ConditionUsedStock Number197-3339 MLS Number11189791CategoryBoom Attachments Last Updated6/5/2026 LocationUnion Gap, WA, US Sold ByDukes Equipment & Parts (844) 334-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 5 Photos View 0 Videos Caterpillar Boom for 416C Backhoe Loader, Fits 416B/428B/438B $2,500 USD Good used Boom off of a CAT 416C Backhoe Loader, will also fit to 416B Backhoe Loader, 428B Backhoe Loader, and 438B Backhoe Loader Quantity2ConditionUsed MLS Number11182834CategoryBoom Attachments Last Updated6/5/2026 LocationUnion Gap, WA, US Sold ByDukes Equipment & Parts (844) 334-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 6 Photos View 0 Videos Caterpillar 545 Skidder Boom and Arch $6,000 USD CAT 545 Boom and Arch, CA boom Arch from a Cat 545 Skidder ConditionUsedStock NumberF000906 MLS Number14400817CategoryBoom Attachments Last Updated6/2/2026 LocationLexington, SC, US Sold ByForestry First (844) 343-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 10 Photos View 0 Videos Caterpillar Boom 6W2951 for a CAT 966D,966F Contact for price Used BRG ARM A Quantity6ConditionUsedFits To Make(s)CATFits To Model(s)966D,966FStock Number6W2951 MLS Number11230954CategoryBoom Attachments Last Updated5/12/2026 LocationWashougal, WA, US Sold ByPortland Tractor (888) 811-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 15 Photos View 0 Videos Caterpillar Boom 6W2950 for a CAT Contact for price Rebuilt BRG ARM ConditionRemanufacturedFits To Make(s)CATStock Number6W2950 MLS Number14361769CategoryBoom Attachments Last Updated5/12/2026 LocationWashougal, WA, US Sold ByPortland Tractor (888) 811-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 10 Photos View 0 Videos Caterpillar Boom 4V8692 for a CAT 966D,966E Contact for price Used BRG ARM A Quantity6ConditionUsedFits To Make(s)CATFits To Model(s)966D,966EStock Number4V8692 MLS Number11237379CategoryBoom Attachments Last Updated5/11/2026 LocationWashougal, WA, US Sold ByPortland Tractor (888) 811-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 10 Photos View 0 Videos Used Caterpillar Boom, Part # 4V8683, Fits CAT 966D/966E Contact for price Used BRG ARM A Quantity6ConditionUsedFits To Make(s)CATFits To Model(s)966D,966EStock Number4V8683 MLS Number11237378CategoryBoom Attachments Last Updated5/11/2026 LocationWashougal, WA, US Sold ByPortland Tractor (888) 811-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 3 Photos View 0 Videos Caterpillar Boom Group 1623171 for CAT Contact for price Used BOOM GRP Quantity2ConditionUsedFits To Make(s)CATStock Number1623171 MLS Number14361196CategoryBoom Attachments Last Updated5/11/2026 LocationWashougal, WA, US Sold ByPortland Tractor (888) 811-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 7 Photos View 0 Videos Caterpillar Boom 4213469 for a CAT TC Contact for price Used BOOM A Quantity2ConditionUsedFits To Make(s)CATFits To Model(s)TCStock Number4213469 MLS Number11791249CategoryBoom Attachments Last Updated4/26/2026 LocationWashougal, WA, US Sold ByPortland Tractor (888) 811-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 7 Photos View 0 Videos Caterpillar Boom 2941502 for a CAT 336D Contact for price Used BOOM A Quantity2ConditionUsedFits To Make(s)CATFits To Model(s)336DStock Number2941502 MLS Number11809377CategoryBoom Attachments Last Updated4/26/2026 LocationWashougal, WA, US Sold ByPortland Tractor (888) 811-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 7 Photos View 0 Videos Caterpillar Boom 2909205 for a CAT 336D Contact for price Used BOOM A Quantity2ConditionUsedFits To Make(s)CATFits To Model(s)336DStock Number2909205 MLS Number11809376CategoryBoom Attachments Last Updated4/26/2026 LocationWashougal, WA, US Sold ByPortland Tractor (888) 811-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 7 Photos View 0 Videos Used Caterpillar Boom Assembly for CAT 336D, Part # 2824558 Contact for price Used BOOM AS Quantity2ConditionUsedFits To Make(s)CATFits To Model(s)336DStock Number2824558 MLS Number11809370CategoryBoom Attachments Last Updated4/26/2026 LocationWashougal, WA, US Sold ByPortland Tractor (888) 811-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 7 Photos View 0 Videos Caterpillar Boom 2368379 for a CAT 336D Contact for price Used BOOM A Quantity2ConditionUsedFits To Make(s)CATFits To Model(s)336DStock Number2368379 MLS Number11792535CategoryBoom Attachments Last Updated4/26/2026 LocationWashougal, WA, US Sold ByPortland Tractor (888) 811-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 7 Photos View 0 Videos Caterpillar Boom 4838174 for a CAT Contact for price Used BOOM A ConditionUsedFits To Make(s)CATStock Number4838174 MLS Number11233126CategoryBoom Attachments Last Updated4/23/2026 LocationWashougal, WA, US Sold ByPortland Tractor (888) 811-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 3 Photos View 0 Videos Caterpillar Boom 8I6683 for a CAT Contact for price Used BOOM GRP Quantity2ConditionUsedFits To Make(s)CATStock Number8I6683 MLS Number11231793CategoryBoom Attachments Last Updated4/12/2026 LocationWashougal, WA, US Sold ByPortland Tractor (888) 811-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 5 Photos View 0 Videos Caterpillar Boom 8I6682 for a CAT Contact for price Used BOOM GRP Quantity4ConditionUsedFits To Make(s)CATStock Number8I6682 MLS Number11231792CategoryBoom Attachments Last Updated4/12/2026 LocationWashougal, WA, US Sold ByPortland Tractor (888) 811-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 1 Photo View 0 Videos 2018 Used Caterpillar 345D-349D 12'8" Stick, Part # 297-7420 $10,000 USD CATERPILLAR 12'8" STICK, CATERPILLAR PART NUMBER 297-7420, CYLINDERS, LINES, AND LINKAGE NOT INCLUDED, SOLD AS IS, ConditionUsedUsage1 HoursStock NumberEQ304293 MLS Number13291037CategoryBoom Attachments Last Updated4/4/2026 LocationRichmond, VT, US Sold ByMilton CAT (855) 659-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 11 Photos View 0 Videos Caterpillar Boom 3571035 for a CAT Contact for price Used BRG ARM A ConditionUsedFits To Make(s)CATStock Number3571035 MLS Number14259081CategoryBoom Attachments Last Updated3/30/2026 LocationWashougal, WA, US Sold ByPortland Tractor (888) 811-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 10 Photos View 0 Videos Caterpillar BRG & ARM A Boom, Part # 4V1713, Fits CAT 980C/980F Contact for price Used BRG ARM A Quantity5ConditionUsedFits To Make(s)CATFits To Model(s)980C,980FStock Number4V1713 MLS Number11237374CategoryBoom Attachments Last Updated3/25/2026 LocationWashougal, WA, US Sold ByPortland Tractor (888) 811-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 13 Photos View 0 Videos Caterpillar Boom 1221744 for a CAT 416B Contact for price Used BOOM ConditionUsedFits To Make(s)CATFits To Model(s)416BStock Number1221744 MLS Number13979715CategoryBoom Attachments Last Updated3/11/2026 LocationWashougal, WA, US Sold ByPortland Tractor (888) 811-___ SHOWNUMBERCall Seller Email Seller Save More Info