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Caterpillar 3126 Engine & Powertrain For Sale

Browse Caterpillar 3126 Engine & Powertrain on MyLittleSalesman.com and compare listings with prices from $10 to $2,950. Sellers include River City Truck Parts, Rydemore Heavy Duty Truck Parts, Frontier Truck Parts, and more. Filter by condition, price, or year to quickly narrow down to the right Caterpillar 3126.
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Showing 1 - 25 of 654 Listings

1 - 25 of 654 listings
1 - 25 of 654 listings
Caterpillar 3126 Air Compressor for a 2003 Freightliner M2 106

Caterpillar 3126 Air Compressor for a 2003 Freightliner M2 106

$350 USD
Used AIR COMPRESSOR off of Caterpillar 3126. Good condition. Casting # is (5003888). Please see pictures. Please call or email with any questions., Serial#: 5003888, Core Charge: 0.00,...
ConditionUsed
Fits To Make(s)Freightliner
Fits To Model(s)M2 106
Will Fit Year(s)2003
Part Number190003-26
Stock Number190003-26
MLS Number9672349
CategoryEngine Air Compressors
Last Updated6/13/2026
Location
Kankakee, IL, US
Sold By
River Valley Truck Parts
(844) 604-___  SHOW
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River Valley Truck Parts
New Caterpillar 3126/C7 Main Bearing Set (Upper/Lower), Part # 1077708 7W9414

New Caterpillar 3126/C7 Main Bearing Set (Upper/Lower), Part # 1077708 7W9414

$14.30 USD
NEW MAIN BEARING SET (UPPER/LOWER) DOES ONE ROD. EACH ENGINE USES A QUANTITY OF 7. 3126 C7, Serial#: 1077708, Core Charge: 0, Casting#: 1077708
ConditionNew
Part Number1077708 7W9414
Stock Number370080
MLS Number10246228
CategoryEngine Miscellaneous Parts
Last Updated5/14/2026
Location
Ucon, ID, US
Sold By
Holst Truck Parts
(833) 541-___  SHOW
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Holst Truck Parts
New Caterpillar 3126 Connecting Rod Bearing, Part # 224-6638

New Caterpillar 3126 Connecting Rod Bearing, Part # 224-6638

$13.78 USD
NEW CONNECTING ROD BEARING. FITS 3126 MODELS. CHECK AGAINST OE OR SERIAL NUMBER. **ENGINE TAKES A QUANTITY OF 6. SOLD EACH**, Serial#: 224-6638, Core Charge: 0, Casting#: 224-6638
ConditionNew
Part Number224-6638 370055 7W9415 1765743
Stock Number370055 224-6638
MLS Number9911462
CategoryEngine Miscellaneous Parts
Last Updated5/14/2026
Location
Ucon, ID, US
Sold By
Holst Truck Parts
(833) 541-___  SHOW
NUMBERCall Seller
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Holst Truck Parts
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