View 1 Photo View 0 Videos New Caterpillar Thermostat Housing Gasket for 3406E/C15/C16/C18, Part # 139-3550 $3.95 USD THERMOSTAT HOUSING GASKET. FITS MULTIPLE CAT 3406E C15 C16 C18 MODELS. REPLACES CAT 139-3550, Serial#: 139-3550, Core Charge: 0, Casting#: 139-3550 ConditionNewPart Number139-3550Stock Number331347 MLS Number14236521CategoryEngine Miscellaneous Parts Last Updated3/21/2026 LocationUcon, ID, US Sold ByHolst Truck Parts (833) 541-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 1 Photo View 0 Videos New Caterpillar 3406E Front Structure Gasket Kit, Part # 234-1866 $245.77 USD NEW 3406E CATERPILLAR FRONT STRUCTURE GASKET KIT. CATERPILLAR 1127992 CATERPILLAR 125-2428 CATERPILLAR 1252428 CATERPILLAR 126-9506 CATERPILLAR 1269506 CATERPILLAR 129-0433... ConditionNewPart Number234-1866Stock Number331416 MLS Number13724799CategoryEngine Miscellaneous Parts Last Updated3/21/2026 LocationUcon, ID, US Sold ByHolst Truck Parts (833) 541-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 4 Photos View 0 Videos Caterpillar Alternator Mounting Bracket for C-15/C-16/3406E, Part # 233-6138 $550 USD Caterpillar Alternator Mounting Bracket *Fits CAT C-15, C-16, and 3406E Part# 233-6138, Serial#: N/A ConditionUsedPart Number233-6138Stock Number976664 MLS Number14231447CategoryEngine Miscellaneous Parts Last Updated3/21/2026 LocationFarr West, UT, US Sold ByRocky Mountain Truck Parts (855) 980-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 9 Photos View 0 Videos Caterpillar 3406E Engine Brake, Part # P-1012161 $250 USD Good used engine brake from a Caterpillar 3406E engine. The engine brake has been visually inspected and is in good condition. The engine brake has no visible damages. The engine brake has... ConditionUsedPart NumberP-1012161Stock NumberP-1012161 MLS Number13302076CategoryEngine Miscellaneous Parts Last Updated3/21/2026 LocationKankakee, IL, US Sold ByRiver Valley Truck Parts (844) 604-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 12 Photos View 0 Videos Caterpillar 3406E Manifold Regulator Housing, Part # P-1012169 $150 USD Good used manifold regulator housing from a Caterpillar 3406E engine. The manifold regulator housing has been visually inspected and is in good condition. The manifold regulator housing has... ConditionUsedPart NumberP-1012169Stock NumberP-1012169 MLS Number13303583CategoryEngine Miscellaneous Parts Last Updated3/21/2026 LocationKankakee, IL, US Sold ByRiver Valley Truck Parts (844) 604-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 12 Photos View 0 Videos Caterpillar 3406E Engine Oil Filter Housing, Part # P-1012170 $125 USD Good used oil filter housing from a Caterpillar 3406E engine. The oil filter housing has been visually inspected and is in good condition. The oil filter housing has no visible signs of... ConditionUsedPart NumberP-1012170Stock NumberP-1012170 MLS Number13303584CategoryEngine Miscellaneous Parts Last Updated3/21/2026 LocationKankakee, IL, US Sold ByRiver Valley Truck Parts (844) 604-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 9 Photos View 0 Videos Caterpillar 3406E Block Stiffener, Part # 118-2019 $100 USD Good used Block Stiffener from a Caterpillar 3406E engine. The block stiffener has been visually inspected and is in good condition. The block stiffener has no visible signs of damages. All... ConditionUsedPart NumberP-1012173Stock NumberP-1012173 MLS Number13302087CategoryEngine Miscellaneous Parts Last Updated3/21/2026 LocationKankakee, IL, US Sold ByRiver Valley Truck Parts (844) 604-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 8 Photos View 0 Videos Caterpillar 3406E Engine Spacer Plate, Part # P-1012159 $100 USD Good used spacer plate from a Caterpillar 3406E engine. The spacer plate has been visually inspected and is in good condition. The spacer plate has no visible damages. All bolt holes are... ConditionUsedPart NumberP-1012159Stock NumberP-1012159 MLS Number13302074CategoryEngine Miscellaneous Parts Last Updated3/21/2026 LocationKankakee, IL, US Sold ByRiver Valley Truck Parts (844) 604-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 2 Photos View 0 Videos Used Idler Gear For Caterpillar 3406E Contact for price USED IDLER GEAR FOR CATERPILLAR 3406E, Core Charge: 0.00, Casting#: 6I-4578 ConditionUsedFits To Make(s)CATERPILLARFits To Model(s)3406EStock Number52949 MLS Number10273791CategoryEngine Miscellaneous Parts Last Updated2/24/2026 LocationPhoenix, AZ, US Sold ByAmerican Truck Sales & Salvage (844) 882-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 2 Photos View 0 Videos Used Idler Gear For Caterpillar 3406E Contact for price USED IDLER GEAR FOR CATERPILLAR 3406E, Core Charge: 0.00, Casting#: 6I-4579 ConditionUsedFits To Make(s)CATERPILLARFits To Model(s)3406EStock Number52944 MLS Number10273705CategoryEngine Miscellaneous Parts Last Updated2/24/2026 LocationPhoenix, AZ, US Sold ByAmerican Truck Sales & Salvage (844) 882-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 3 Photos View 0 Videos Used Intake Elbow For A Caterpillar 3406E $60 USD USED INTAKE ELBOW FOR A CATERPILLAR 3406E, Core Charge: 0.00, Casting#: N/A ConditionUsedFits To Make(s)CATERPILLARFits To Model(s)3406EStock Number14042 MLS Number10273164CategoryEngine Miscellaneous Parts Last Updated2/24/2026 LocationPhoenix, AZ, US Sold ByAmerican Truck Sales & Salvage (844) 882-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 4 Photos View 0 Videos Caterpillar 3406E Oil Cooler Bonnet Contact for price CATERPILLAR 3406E OIL COOLER BONNET., Core Charge: 0.00, Casting#: 7C-8567 ConditionUsedFits To Make(s)CATERPILLARFits To Model(s)3406EStock Number11435 MLS Number10272967CategoryEngine Miscellaneous Parts Last Updated2/24/2026 LocationPhoenix, AZ, US Sold ByAmerican Truck Sales & Salvage (844) 882-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 1 Photo View 0 Videos Intake Manifold Elbow From A Caterpillar 3406E Engine Contact for price INTAKE MANIFOLD ELBOW FROM A CATERPILLAR 3406E ENGINE., Core Charge: 0.00, Casting#: R01-22293-000 ConditionUsedFits To Make(s)CATERPILLARFits To Model(s)3406EStock Number11438 MLS Number10272886CategoryEngine Miscellaneous Parts Last Updated2/24/2026 LocationPhoenix, AZ, US Sold ByAmerican Truck Sales & Salvage (844) 882-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 2 Photos View 0 Videos CAT 3406E Oil Cooler Elbow Contact for price CAT 3406E OIL COOLER ELBOW., Core Charge: 0.00, Casting#: 7C8567 ConditionUsedFits To Make(s)CATERPILLARFits To Model(s)3406EStock Number10732 MLS Number10272870CategoryEngine Miscellaneous Parts Last Updated2/24/2026 LocationPhoenix, AZ, US Sold ByAmerican Truck Sales & Salvage (844) 882-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 4 Photos View 0 Videos CAT 3406E Fuel Filter Base With Bracket And Seperate Fuel Filter Housing Contact for price CAT 3406E FUEL FILTER BASE WITH BRACKET AND SEPERATE FUEL FILTER HOUSING ATTACHED., Core Charge: 0.00, Casting#: 103-4656 ConditionUsedFits To Make(s)CATERPILLARFits To Model(s)3406EStock Number7458 MLS Number10272816CategoryEngine Miscellaneous Parts Last Updated2/24/2026 LocationPhoenix, AZ, US Sold ByAmerican Truck Sales & Salvage (844) 882-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 3 Photos View 0 Videos Caterpillar 3406E 14.6L Engine Oil Filter Base Contact for price CATERPILLAR 3406E 14.6L ENGINE OIL FILTER BASE., Core Charge: 0.00, Casting#: 109-9001 ConditionUsedFits To Make(s)CATERPILLARFits To Model(s)3406EStock Number7615 MLS Number10272806CategoryEngine Miscellaneous Parts Last Updated2/24/2026 LocationPhoenix, AZ, US Sold ByAmerican Truck Sales & Salvage (844) 882-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 3 Photos View 0 Videos Good Clean And Inspected CAT 3406 Oil Filter Housing $80 USD GOOD CLEAN AND INSPECTED CAT 3406 OIL FILTER HOUSING, Core Charge: 0.00, Casting#: 0 ConditionUsedFits To Make(s)CATERPILLARFits To Model(s)3406EStock Number2125 MLS Number10272436CategoryEngine Miscellaneous Parts Last Updated2/24/2026 LocationPhoenix, AZ, US Sold ByAmerican Truck Sales & Salvage (844) 882-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 4 Photos View 0 Videos Good Clean And Inspected CAT 3406E Breather And Tube $100 USD GOOD CLEAN AND INSPECTED CAT 3406E BREATHER AND TUBE, Core Charge: 0.00, Casting#: 136-1602 ConditionUsedFits To Make(s)CATERPILLARFits To Model(s)3406EStock Number1341 MLS Number10272425CategoryEngine Miscellaneous Parts Last Updated2/24/2026 LocationPhoenix, AZ, US Sold ByAmerican Truck Sales & Salvage (844) 882-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 4 Photos View 0 Videos Good Clean And Inspected CAT 3406E Oil Filter Housing $175 USD GOOD CLEAN AND INSPECTED CAT 3406E OIL FILTER HOUSING, Core Charge: 0.00, Casting#: 0 ConditionUsedFits To Make(s)CATERPILLARFits To Model(s)3406EStock Number1042 MLS Number10272421CategoryEngine Miscellaneous Parts Last Updated2/24/2026 LocationPhoenix, AZ, US Sold ByAmerican Truck Sales & Salvage (844) 882-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 1 Photo View 0 Videos Caterpillar 3406E Thermostat, Part # 201737 2R2911 4N2212 4W4794 $19.99 USD NEW THERMOSTAT. FITS MULTIPLE APPLICATIONS. 180%, Serial#: ....., Core Charge: 0, Casting#: ..... ConditionNewPart Number201737 2R2911 4N2212 4W4794 6I4954 9N3711 5N6242Stock Number181830 MLS Number10748709CategoryEngine Miscellaneous Parts Last Updated3/22/2026 LocationUcon, ID, US Sold ByHolst Truck Parts (833) 541-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 5 Photos View 0 Videos Caterpillar 3406E Thermostat Housing, Part # 1048584 $100 USD Caterpillar 3406E Thermostat Housing, Part # 1048584 Quantity2ConditionUsedStock Number4537368 MLS Number13889930CategoryEngine Miscellaneous Parts Last Updated3/22/2026 LocationFresno, CA, US Sold ByGarabedian Equipment (855) 794-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 4 Photos View 0 Videos Caterpillar 3406E Fuel Filter Base, Part # 136-5017 $130 USD USED CAT FUEL FILTER BASE CAST# 136-5017, Serial#: NA ConditionUsedPart Number136-5017Stock NumberP-60930 MLS Number13963178CategoryEngine Miscellaneous Parts Last Updated3/22/2026 LocationUcon, ID, US Sold ByHolst Truck Parts (833) 541-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 5 Photos View 0 Videos Caterpillar 3406E Thermostat Housing, Part # P-3453 $85 USD Used Thermostat Housing for N. Please see photos. Call or Email for any Questions., Serial#: 1048583, Core Charge: 0.00, Casting#: 1048583 ConditionUsedPart Numberp-3453Stock NumberP-3453 MLS Number9633727CategoryEngine Miscellaneous Parts Last Updated3/22/2026 LocationKankakee, IL, US Sold ByRiver Valley Truck Parts (844) 604-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 1 Photo View 0 Videos Caterpillar 3406E Thermostat Housing Gasket $6.89 USD 3406E THERMOSTAT HOUSING GASKET Quantity2ConditionNewStock Number1048585 MLS Number13212938CategoryEngine Miscellaneous Parts Last Updated3/22/2026 LocationCrandall, TX, US Sold ByTim Jordan's Truck Parts Inc. (833) 359-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 1 Photo View 0 Videos Caterpillar Fuel Injection O-Ring Kit for 3406E/C15/C16/C18 Engines, Part # 331241-150 $145.77 USD FUEL INJECTION O-RING KIT 331241-150 Caterpillar 3406E / C15 / C16 / C18 Series engine application, Serial#: NA ConditionNewPart Number331241-150Stock Number331241-150 MLS Number13311514CategoryEngine Miscellaneous Parts Last Updated3/22/2026 LocationUcon, ID, US Sold ByHolst Truck Parts (833) 541-___ SHOWNUMBERCall Seller Email Seller Save More Info