View 5 Photos View 0 Videos Caterpillar C12 Engine Brake $1,800 USD Complet Set 312A Apllication C-12, Core Charge: 0.00 ConditionUsedPart Number312AStock Number9657 MLS Number9063010CategoryEngine Brakes / Jake Brakes Last Updated8/20/2026 LocationLouisville, KY, US Sold ByRiver City Truck Parts (855) 465-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 7 Photos View 0 Videos Caterpillar C12 Engine Brake $1,000 USD CAT C12: AIR COMP $300, FUEL PUMP $300, TURBO $600, HEAD $800, INJECTOR $150, SHORT BLOCK $2500, OIL PAN $500, FLYWHELL HOUSE $600, TIMING COVER $350, ENGINE BRAKE $1000. Please keep me in... ConditionUsedStock Number203337 MLS Number14092177CategoryEngine Brakes / Jake Brakes Last Updated5/14/2026 LocationFelda, FL, US Sold ByDelauto Used Truck Parts (844) 925-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 9 Photos View 0 Videos Caterpillar C12 Engine Brake $175 USD Good, used BRAKE ASSEMBLY from a Caterpillar C12 engine. The model number is 312A. The part number is 21078 12 VDC. The part serial number is 292140. The engine serial number is MBL12144.... ConditionUsedPart NumberP-10316Stock NumberP-10316 MLS Number11248999CategoryEngine Brakes / Jake Brakes Last Updated6/13/2026 LocationKankakee, IL, US Sold ByRiver Valley Truck Parts (844) 604-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 9 Photos View 0 Videos Caterpillar C12 Engine Brake $175 USD Good, used BRAKE ASSEMBLY from a Caterpillar C12 engine. The model number is 312A. The part number is 21078 12 VDC. The part serial number is 292141. The engine serial number is MBL12144.... ConditionUsedPart NumberP-10317Stock NumberP-10317 MLS Number11249000CategoryEngine Brakes / Jake Brakes Last Updated6/13/2026 LocationKankakee, IL, US Sold ByRiver Valley Truck Parts (844) 604-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 9 Photos View 0 Videos Caterpillar C12 Engine Brake $175 USD Good, used BRAKE ASSEMBLY from a Caterpillar C12 engine. The model number is 312A. The part number is 21078 12 VDC. The part serial number is 292142. The engine serial number is MBL12144.... ConditionUsedPart NumberP-10318Stock NumberP-10318 MLS Number11249002CategoryEngine Brakes / Jake Brakes Last Updated6/13/2026 LocationKankakee, IL, US Sold ByRiver Valley Truck Parts (844) 604-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 13 Photos View 0 Videos Caterpillar C12 Engine Brake for a 2000 Freightliner FLD120 $175 USD Good used engine brake from a Caterpillar C12 engine. The engine brake has been visually inspected and is in good condition. There is no visible damage to the engine brake. The bolt holes on... ConditionUsedFits To Make(s)FreightlinerFits To Model(s)FLD120Will Fit Year(s)2000Part Number220503-26Stock Number220503-26 MLS Number11987759CategoryEngine Brakes / Jake Brakes Last Updated6/13/2026 LocationKankakee, IL, US Sold ByRiver Valley Truck Parts (844) 604-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 17 Photos View 0 Videos Caterpillar C12 Engine Brake for a 2000 Freightliner FLD120 $175 USD Good, used engine brake from a Caterpillar C12 engine. The engine brake has been visually inspected and is in good working condition. There is minor rust on the engine brake. All bolt holes... ConditionUsedFits To Make(s)FreightlinerFits To Model(s)FLD120Will Fit Year(s)2000Part Number220503-29Stock Number220503-29 MLS Number11987762CategoryEngine Brakes / Jake Brakes Last Updated6/13/2026 LocationKankakee, IL, US Sold ByRiver Valley Truck Parts (844) 604-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 3 Photos View 0 Videos Caterpillar C12 Engine Brake $100 USD Used valve cover spacer. Please call or Email for any Questions, Serial#: 61-4583, Core Charge: N/A, Casting#: 61-4583 ConditionUsedPart NumberP-1871Stock NumberP-1871 MLS Number9633143CategoryEngine Brakes / Jake Brakes Last Updated5/14/2026 LocationKankakee, IL, US Sold ByRiver Valley Truck Parts (844) 604-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 9 Photos View 0 Videos Caterpillar C12 Engine Brake $75 USD Good, used BRAKE COVER from a Caterpillar C12 engine. The casting numbers are 132-9827(Painted) and 131-6665(Black coated). Which this is black coated. This Caterpillar C12 BRAKE COVER has... ConditionUsedPart NumberP-10299Stock NumberP-10299 MLS Number11246142CategoryEngine Brakes / Jake Brakes Last Updated6/13/2026 LocationKankakee, IL, US Sold ByRiver Valley Truck Parts (844) 604-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 10 Photos View 0 Videos Caterpillar C12 Engine Brake $75 USD Good, used BRAKE COVER from a Caterpillar C12 engine. The casting numbers are 132-9827(Painted) and 131-6665(Black coated). Which this is black coated. This Caterpillar C12 BRAKE COVER has... ConditionUsedPart NumberP-10300Stock NumberP-10300 MLS Number11246144CategoryEngine Brakes / Jake Brakes Last Updated6/13/2026 LocationKankakee, IL, US Sold ByRiver Valley Truck Parts (844) 604-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 10 Photos View 0 Videos Caterpillar C12 Engine Brake $45 USD Good, used BRAKE COVER from a Caterpillar C12 engine. The casting numbers are 132-9825(Painted) and 129-2885(Black coated). Which this is black coated. This Caterpillar C12 BRAKE COVER has... ConditionUsedPart NumberP-10298Stock NumberP-10298 MLS Number11246141CategoryEngine Brakes / Jake Brakes Last Updated7/9/2026 LocationKankakee, IL, US Sold ByRiver Valley Truck Parts (844) 604-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 2 Photos View 0 Videos Caterpillar C12 Engine Brake for a Caterpillar C-12 $175 USD Used take off Caterpillar C-12 Jake head. Part number: 021078 Quantity31ConditionUsedFits To Make(s)CATERPILLARFits To Model(s)C-12Part Number021078Stock NumberRyd 021078 MLS Number10687865CategoryEngine Brakes / Jake Brakes Last Updated3/4/2026 LocationFitchburg, MA, US Sold ByRydemore Heavy Duty Truck Parts (888) 519-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 8 Photos View 0 Videos Caterpillar C12 Jake Brake Valve Cover Spacer Part # 190-9062 Contact for price (GOOD USED) Caterpillar C12 Diesel Engine Jake Brake Valve Cover Spacer For Sale, Part # 190-9062, 190 9062, 1909062, Set of 3, Stock# 5843 | Tested Inspected! All our PARTS are TESTED and... ConditionUsedPart Number190 9062Stock Number5843 MLS Number12332284CategoryEngine Brakes / Jake Brakes Last Updated2/20/2025 LocationOpa Locka, FL, US Sold ByCA Truck Parts Inc. (305) 688-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 15 Photos View 0 Videos Caterpillar C12 Engine Brake for C12 $450 USD (GOOD USED) OEM Caterpillar C12 312A Diesel Engine Jake Brake, for sale!!!! Model: 312A; Part #:021078; Stock #: JB1011 (EACH JAKE BRAKE IS SOLD SEPARATELY) For more information about this... ConditionUsedFits To Make(s)CaterpillarFits To Model(s)C12Part Number021078Stock NumberJB1011 MLS Number12496208CategoryEngine Brakes / Jake Brakes Last Updated3/22/2024 LocationHialeah, FL, US Sold ByJJ Rebuilders Inc. (844) 385-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 9 Photos View 0 Videos Caterpillar C12 Jake Engine Brake Part # 021078 $950 USD (GOOD USED/TESTED) CAT C12 Jake Brakes 312A (12 VDC), Housing P/N 021078, Other P/N WF2, WF4, 9J07, Model 312A, Set of 3, Serial # (1) 129187, (2) 129188, (3) 129176, Stock # 5330 | Tested ... ConditionUsedPart Number021078Stock Number5330 MLS Number12231709CategoryEngine Brakes / Jake Brakes Last Updated8/4/2023 LocationOpa Locka, FL, US Sold ByCA Truck Parts Inc. (305) 688-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 19 Photos View 0 Videos Caterpillar C12 Engine Brake Part # 021078 $950 USD (GOOD USED/TESTED) CAT C12 Jake Brakes 312A (12 VDC), Housing P/N 021078, Other P/N WF6, 0F23, Model 312A, Set of 3, Serial # (1) 172135, (2) 172133, (3) 172134, Stock # 4960 | Tested ... ConditionUsedPart Number021078Stock Number4960 MLS Number12166168CategoryEngine Brakes / Jake Brakes Last Updated7/6/2023 LocationOpa Locka, FL, US Sold ByCA Truck Parts Inc. (305) 688-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 7 Photos View 0 Videos Caterpillar C12 Engine Brake $1,000 USD MODEL: 312A S/N: 312A 175403, 175407, 175408 P/N 021078 12 VDC ConditionUsedStock Number3307 MLS Number10892166CategoryEngine Brakes / Jake Brakes Last Updated10/5/2021 LocationEnfield, CT, US Sold ByCamerota Truck Parts (855) 750-___ SHOWNUMBERCall Seller Email Seller Save More Info