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Cummins ISX12 G Engine Parts For Sale by Dealerships

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Truck Parts (148)
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Engine Parts (148)
   Cam Gears (1)    Camshaft Housings (3)    Camshafts (2)    EGR Coolers (2)    EGR Valves (1)    Engine Blocks / Cylinder Blocks (23)    Engine Brackets (4)    Engine Brakes / Jake Brakes (5)    Engine Control Modules (ECM) (7)    Engine Covers (1)    Engine Gears (2)    Engine Harmonic Balancers (4)    Engine Miscellaneous Parts (54)    Engine Mounts (2)    Engine Oil Coolers (4)    Engine Oil Dipsticks (1)    Engine Oil Pans (3)    Engine Oil Pumps (7)    Engine Plumbing (1)    Engine Pulleys (1)    Engine Rods (2)    Engine Valve Trains (1)    Engine Valves & Parts (1)    Engine Wiring Harnesses (2)    Front Engine Covers (4)    Pistons & Rod Parts (1)    Rocker Arms (4)    Rocker Housings (2)    Valve Covers (3)
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   ISX12 G (148)
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Showing 1 - 25 of 148 Engine Part Listings

1 - 25 of 148 listings
1 - 25 of 148 listings
Cummins ISX12 G Valve Cover

Cummins ISX12 G Valve Cover

Newly Listed
$100 USD
Good used Valve cover from a Cummins ISX12G engine. The Valve cover has been visually inspected and is in good condition. The valve cover has no cracks, all bolt holes are clean and clear...
ConditionUsed
Part NumberP-1014310
Stock NumberP-1014310
MLS Number14127177
CategoryValve Covers
Last Updated2/5/2026
Location
Kankakee, IL, US
Sold By
River Valley Truck Parts
(844) 604-___  SHOW
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River Valley Truck Parts
Cummins ISX12 G EGR Cooler

Cummins ISX12 G EGR Cooler

Newly Listed
$350 USD
Good used EGR cooler from a Cummins ISX12 G engine. The EGR cooler has been visually inspected and is in good condition. The EGR cooler has minor damage, please refer to photos provided. The...
ConditionUsed
Part NumberP-1014307
Stock NumberP-1014307
MLS Number14127173
CategoryEGR Coolers
Last Updated2/5/2026
Location
Kankakee, IL, US
Sold By
River Valley Truck Parts
(844) 604-___  SHOW
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River Valley Truck Parts
Cummins ISX12 G Engine Control Module (ECM)

Cummins ISX12 G Engine Control Module (ECM)

$500 USD
Good used, cleaned, tested and inspected Cummins ECM. Part Number: 2897462. 30 day guarantee for swap or refund if not programmable. ECM's need to be programmed for your application
ConditionUsed
Fits To Make(s)CUMMINS
Fits To Model(s)ISX12 G
Stock Number1058496
MLS Number14110914
CategoryEngine Control Modules (ECM)
Last Updated1/27/2026
Location
Fitchburg, MA, US
Sold By
Rydemore Heavy Duty Truck Parts
(888) 519-___  SHOW
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Rydemore Heavy Duty Truck Parts
Cummins ISX12 G Engine Part

Cummins ISX12 G Engine Part

$75 USD
Good used Air inlet pipe from a Cummins ISX12 G engine. The Air inlet pipe has been visually inspected and is in good condition. The Air inlet pipe has minor corrosion. The connector is...
ConditionUsed
Part NumberP-1014274
Stock NumberP-1014274
MLS Number14071601
CategoryEngine Miscellaneous Parts
Last Updated1/6/2026
Location
Kankakee, IL, US
Sold By
River Valley Truck Parts
(844) 604-___  SHOW
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River Valley Truck Parts
Cummins ISX12 G Piston / Rod

Cummins ISX12 G Piston / Rod

$150 USD
Good used Piston and Rod from a Cummins ISX12 G engine. The Piston and Rod has been visually inspected and is in good condition. The Piston and Rod has minor damage, please refer to photos...
ConditionUsed
Part NumberP-1014270
Stock NumberP-1014270
MLS Number14071597
CategoryPistons & Rod Parts
Last Updated1/6/2026
Location
Kankakee, IL, US
Sold By
River Valley Truck Parts
(844) 604-___  SHOW
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River Valley Truck Parts
Cummins ISX12 G Engine Part

Cummins ISX12 G Engine Part

$75 USD
Good used Cover plate from a Cummins ISX12 G engine. The Cover plate has been visually inspected and is in good condition. The cover plate has minor damage, please refer to photos provided....
ConditionUsed
Part NumberP-1014266
Stock NumberP-1014266
MLS Number14071595
CategoryEngine Miscellaneous Parts
Last Updated1/6/2026
Location
Kankakee, IL, US
Sold By
River Valley Truck Parts
(844) 604-___  SHOW
NUMBERCall Seller
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River Valley Truck Parts
Cummins ISX12 G Engine Part

Cummins ISX12 G Engine Part

$75 USD
Good used Gear cover from a Cummins ISX12 G engine. The Gear cover has been visually inspected and is in good condition. The Gear cover has no visible damage. All bolt holes are clean and...
ConditionUsed
Part NumberP-1014265
Stock NumberP-1014265
MLS Number14071593
CategoryEngine Miscellaneous Parts
Last Updated1/6/2026
Location
Kankakee, IL, US
Sold By
River Valley Truck Parts
(844) 604-___  SHOW
NUMBERCall Seller
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River Valley Truck Parts
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