Cummins ISX12 Engine Brakes / Jake Brakes For Sale

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Cummins ISX12 Engine Brake

$125 USD

Used take off Cummins ISX12 rear assembly jake brake. Part number: 41817, 2899559, 4330250

Quantity	23
Condition	Used
Fits To Make(s)	CUMMINS
Fits To Model(s)	ISX12
Part Number	41817
Stock Number	Ryd 41817
MLS Number	11376639
Category	Engine Brakes / Jake Brakes
Last Updated	2/17/2026
Location	Fitchburg, MA, US
Sold By	Rydemore Heavy Duty Truck Parts

(888) 519-___ SHOW
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Cummins ISX12 Engine Brake

$125 USD

Used take off Cummins ISX12 front assembly jake brake. Part number: 41818, 2870224, 4298971, 4330980, 4330249.

Quantity	23
Condition	Used
Fits To Make(s)	CUMMINS
Fits To Model(s)	ISX12
Part Number	41818
Stock Number	Ryd 41818
MLS Number	11376638
Category	Engine Brakes / Jake Brakes
Last Updated	2/17/2026
Location	Fitchburg, MA, US
Sold By	Rydemore Heavy Duty Truck Parts

(844) 641-___ SHOW
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2015 Cummins ISX12 Engine Brake for a International 9900I

$300 USD

GOOD RUNNING ENGINE THIS IS THE REAR

Condition	Used
Fits To Make(s)	INTERNATIONAL
Fits To Model(s)	9900I
Stock Number	12075
MLS Number	13987806
Category	Engine Brakes / Jake Brakes
Last Updated	11/18/2025
Location	Morrisville, NY, US
Sold By	Dutcher's Inc.

(844) 641-___ SHOW
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2015 Cummins ISX12 Engine Brake for a International 9900I

$300 USD

OUT OF RUNNING ENGINE VERY CLEAN THIS IS THE FRONT ONE

Condition	Used
Fits To Make(s)	INTERNATIONAL
Fits To Model(s)	9900I
Stock Number	12074
MLS Number	13987805
Category	Engine Brakes / Jake Brakes
Last Updated	11/18/2025
Location	Morrisville, NY, US
Sold By	Dutcher's Inc.

(855) 905-___ SHOW
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Cummins ISX12 Engine Brake

$400 USD

USED GTO OEM CUMMINS ISX12 (4892) ENGINE BRAKE ASSY 465A, 4330250 JACOBS P# 41817

Condition	Used
Fits To Make(s)	CUMMINS
Fits To Model(s)	ISX12
Stock Number	2458481
MLS Number	13237045
Category	Engine Brakes / Jake Brakes
Last Updated	6/3/2025
Location	Athens, GA, US
Sold By	LKQ Heavy Truck

(855) 905-___ SHOW
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Cummins ISX12 Engine Brake

$400 USD

USED GTO OEM CUMMINS ISX12 (3647) ENGINE BRAKE ASSY 465A, 4330249 JACOBS P# 41818

Condition	Used
Fits To Make(s)	CUMMINS
Fits To Model(s)	ISX12
Stock Number	2458480
MLS Number	13237043
Category	Engine Brakes / Jake Brakes
Last Updated	6/3/2025
Location	Athens, GA, US
Sold By	LKQ Heavy Truck

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Cummins ISX12 Engine Brake

$400 USD

USED GTO REAR SECTION CUMMINS ISX12 ENGINE BRAKE (JACOBS), 4330250 (CUMMINS P# FROM UNIT)

Condition	Used
Fits To Make(s)	CUMMINS
Fits To Model(s)	ISX12
Stock Number	2404305
MLS Number	12866740
Category	Engine Brakes / Jake Brakes
Last Updated	6/3/2025
Location	Athens, GA, US
Sold By	LKQ Heavy Truck

(855) 300-___ SHOW
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Used Cummins ISX12 Jake Brake Set

$900 USD

Used ISX12 Jake Brake Set

Condition	Used
Fits To Make(s)	Cummins
Fits To Model(s)	ISX12
Part Number	4330250
Stock Number	517-10612
MLS Number	12959002
Category	Engine Brakes / Jake Brakes
Last Updated	6/27/2024
Location	Dorr, MI, US
Sold By	Frontier Truck Parts

(844) 604-___ SHOW
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Cummins ISX12 Engine Brake

$450 USD

Good used Front engine break from a Cummins ISX12 engine. The brake has been visually inspected and is in good condition. The brake has corrosion. The brake has no visible rust. The brake...

Condition	Used
Part Number	P-100560
Stock Number	P-100560
MLS Number	12909532
Category	Engine Brakes / Jake Brakes
Last Updated	6/5/2024
Location	Kankakee, IL, US
Sold By	River Valley Truck Parts

(844) 604-___ SHOW
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Cummins ISX12 Engine Brake

$450 USD

Good used Rear engine brake from a Cummins ISX12 engine. The brake has been visually inspected and is in good condition. The brake has corrosion. The brake has no signs of rust. The brake...

Condition	Used
Part Number	P-100559
Stock Number	P-100559
MLS Number	12909530
Category	Engine Brakes / Jake Brakes
Last Updated	6/5/2024
Location	Kankakee, IL, US
Sold By	River Valley Truck Parts