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Condition: Used
Stock Number: 7530-0217251
Serial Number: 7530-0217251
Description: USED 2003 JACOBS ENGINE BRAKE FOR CATERPILLAR C12 ENGINE, MODEL:312A, COMPLETE JACK BRAKE , ALSO MANY IN STOCK
Updated: Tuesday, January 06, 2026 09:22 AM
Location: Miami, Florida, USA
Seller: 4 Trucks Enterprises LLC
Condition: Used
Stock Number: 7981-0813252
Serial Number: 7981-0813252
Description: USED 1.997 COMPLETE 680B ENGINE BRAKE(JACOBS) P 017013. P 017014, COMPLETE JAKE BRAKE FOR A MACK E7427 SEMI ELECTRONIC ENGINE
Updated: Tuesday, January 06, 2026 09:22 AM
Location: Miami, Florida, USA
Seller: 4 Trucks Enterprises LLC
Condition: Used
Stock Number: 7849-0613257
Serial Number: 7849-0613257
Description: USED 1.997 680B JACOBS ENGINE BRAKE FOR A MACK E7 ENGINE, COMPLETE READY TO INSTALL, ALSO MANY ENGINE BRAKES IN STOCK
Updated: Tuesday, January 06, 2026 09:22 AM
Location: Miami, Florida, USA
Seller: 4 Trucks Enterprises LLC
Condition: Used
Stock Number: 7874-0619255
Serial Number: 7874-0619255
Description: USED 1.996 680B JACOBS ENGINE BRAKE FOR MACK E7 ENGINE, 012757E, COMPLETE, READY TO BE INSTALLED, ALSO MANY ENGINE BRAKES IN STOCK
Updated: Tuesday, January 06, 2026 09:22 AM
Location: Miami, Florida, USA
Seller: 4 Trucks Enterprises LLC
Condition: Used
Stock Number: 8119-1010251
Serial Number: 8119-1010251
Description: USED 2004 MACK ENGINE BRAKE JACOBS MODEL:690; P/N:021433; MACK:757GB58B; P/N:021433; COMPLETE , READY TO WORK,
Updated: Tuesday, January 06, 2026 09:22 AM
Location: Miami, Florida, USA
Seller: 4 Trucks Enterprises LLC
Condition: Used
Stock Number: 8220-1119254
Serial Number: 8220-1119254
Description: USED 2003 ENGINE BRAKE MODEL:690; MACK:757GB58C; P/N:021433; FOR 2003 MACK E-427 E-TECH ENGINE, COMPLETE, ALSO MANY ENGINE BRAKES IN STOCK
Updated: Tuesday, January 06, 2026 09:22 AM
Location: Miami, Florida, USA
Seller: 4 Trucks Enterprises LLC
Condition: Used
Stock Number: 8122-1010254
Serial Number: 8122-1010254
Description: USED 2007 ENGINE BRAKE MODEL:690B JACOBS, COMPLETE, P/N:032130; 75GB59B; MACK E7 E-TECH , COMPLETE, READY TO WORK, ALSO MANY ENGINE BRAKES IN STOCK
Updated: Tuesday, January 06, 2026 09:22 AM
Location: Miami, Florida, USA
Seller: 4 Trucks Enterprises LLC
Condition: Used
Stock Number: 2525
Serial Number: EM444256, EM444251, EM444258
Description: (GOOD USED) Jake Brake Model 765 For Sale, Part# 017537, (12 VDC) Pulled off a Detroit Series 60 12.7L, P23507824, Serial# EM444256, EM444251, EM44...
Updated: Thursday, January 22, 2026 11:09 AM
Location: Opa-Locka, Florida, USA
Seller: CA Truck Parts, Inc
1989 JACOBS MODEL:404 FOR CUMMINS L10
Engine Brake Truck / Trailer Components
Call for price
Condition: Used
Stock Number: 7425-1212242
Serial Number: 7425-1212242
Description: USED 1.989 JACOBS ENGINE BRAKE FOR CUMMINS L10, MODEL:404, COMPLETE, ALL THE PARTS INCLUDED, ALSO MANY ENGINE BRAKES IN STOCK
Updated: Tuesday, January 06, 2026 09:22 AM
Location: Miami, Florida, USA
Seller: 4 Trucks Enterprises LLC