Caterpillar 3126 Truck Parts For Sale

Your Current Search
Industry
Truck Parts
Manufacturer
Caterpillar
Model
3126
Click the to remove the filter.
Narrow Your Search
Keyword Search
Search within the selected criteria
Equipment Type
Truck Parts (1620)
Heavy Equipment Parts (1)
Category
Air Intake & Filtration (7)   Air Transfer Tubes (7)Cab, Body & Interior (1)   Brake / Clutch / Gas Pedal Parts (1)Cooling & HVAC (56)   A/C Compressors (7)   Fan Blades (14)   Fan Clutches (35)Electrical & Lighting (22)   Alternators (4)   Cab Wiring Harnesses (7)   Starter Motors (9)   Throttle Position Sensors (1)   Wiring Harnesses (1)Engine & Powertrain (781)   Belt Tensioners (4)   Cam Followers (10)   Cam Gears (1)   Camshaft Housings (2)   Camshafts (28)   Crankshafts (31)   Cylinder Heads (36)   Cylinder Rods (1)   Engine Air Compressors (15)   Engine Blocks / Cylinder Blocks (14)   Engine Brackets (21)   Engine Brakes / Jake Brakes (2)   Engine Control Modules (ECM) (129)   Engine Cores (15)   Engine Covers (2)   Engine Gears (5)   Engine Harmonic Balancers (15)   Engine Miscellaneous Parts (86)   Engine Mounts (42)   Engine Oil Coolers (19)   Engine Oil Dipsticks (2)   Engine Oil Filter Bases (2)   Engine Oil Pans (34)   Engine Oil Pickup Tubes (5)   Engine Oil Pumps (19)   Engine Overhaul Kits (1)   Engine Plumbing (2)   Engine Pulleys (3)   Engine Rods (2)   Engine Thermostat Housings (5)   Engine Valve Trains (1)   Engine Valves & Parts (1)   Engine Wiring Harnesses (3)   Front Engine Covers (30)   Governors (1)   Intake Manifolds (39)   Manifolds (1)   Pistons & Rod Parts (8)   Push Rods (2)   Rocker Arms (15)   Rocker Housings (1)   Timing Covers (13)   Turbo Parts (2)   Turbochargers / Superchargers (45)   Valve Covers (51)   Water Pumps (15)Engine Parts (1)Engines (430)Exhaust & Emissions (55)   Exhaust Manifolds (52)   Exhaust Pipes (1)   Muffler Shields (1)   Mufflers (1)Fans (13)Flywheel Housings (21)Frame & Chassis (4)   Brackets, Misc. (4)Fuel System (169)   Fuel / Water Separators (7)   Fuel Filter Bases (13)   Fuel Gear Pumps (2)   Fuel Injection Parts (19)   Fuel Injection Pumps (16)   Fuel Injectors (105)   Fuel Pumps (7)Gaskets (9)Heat Exchangers (1)Hydraulics & PTO (1)   Hydraulic Pumps (1)   Manuals (1)Miscellaneous Truck Parts (6)Suspension & Steering (24)   Power Steering Assemblies (4)   Steering Pumps (20)Transmission & Driveline (19)   Flex Plates (1)   Flywheels (16)   Transmission Wiring Harnesses (2)
Make
Caterpillar (1621)
Model
Select a category to view all available models.
Condition
Model Year
-
Horsepower
-
Price
-
Country
State / Region
Select a country to view available states.
Market Type
For Sale (1621)

Showing 801 - 825 of 1,621 Listings

801 - 825 of 1,621 listings
801 - 825 of 1,621 listings
2003 CAT 3126 Marine Engine 350 HP w/ Gear MECHANICAL 179-0782

2003 CAT 3126 Marine Engine 350 HP w/ Gear MECHANICAL 179-0782

$19,995 USD
2003 Caterpillar 3126 marine engine, serial # 7ZJ03751, arrangement # 179-0782 (1790782,) 350 HP at 2800 RPM rating, fully mechanical fuel system, propulsion engine w/ ZF marine gear, 2087...
ConditionUsed
Stock Number16573
MLS Number13015817
CategoryEngines
Last Updated7/28/2024
Location
Carbondale, PA, US
Sold By
Old Forge Power Equipment, Inc
Caterpillar 3126 Flywheel for a 1998 GMC T7500

Caterpillar 3126 Flywheel for a 1998 GMC T7500

$365.34 USD
1998 Caterpillar 3126 Flywheel For Sale P/N 15713397 - Used - May have some cosmetic blemishes (see photos). Give us a shout by phone, email, or text. We ship everywhere., Clutch Type: Other...
ConditionUsed
Fits To Make(s)GMC
Fits To Model(s)T7500
Will Fit Year(s)1998
Part Number15713397
Stock NumberGM-0664-28
MLS Number12865826
CategoryFlywheels
Last Updated7/24/2024
Location
York, ON, Canada
Sold By
Lomoca Inc.
Caterpillar 3126 Exhaust Pipe for a 1998 GMC T7500

Caterpillar 3126 Exhaust Pipe for a 1998 GMC T7500

$164.41 USD
Caterpillar 3126 Air Intake Pipe For Sale - Used - May have some cosmetic blemishes (see photos). Give us a shout by phone, email, or text. We ship everywhere., Serial#: 7AS18821, Core...
ConditionUsed
Fits To Make(s)GMC
Fits To Model(s)T7500
Will Fit Year(s)1998
Stock NumberGM-0664-24
MLS Number12514675
CategoryExhaust Pipes
Last Updated7/26/2024
Location
York, ON, Canada
Sold By
Lomoca Inc.
Caterpillar 3126 Wiring Harness for a 1998 GMC T7500

Caterpillar 3126 Wiring Harness for a 1998 GMC T7500

Contact for price
1998 GMC T7500 Engine To Cab Wiring Harness For Sale - Used - Part has some damage (see photos). Give us a shout by phone, email, or text. We ship everywhere., Serial#: 7AS18821, Core Charge...
ConditionUsed
Fits To Make(s)GMC
Fits To Model(s)T7500
Will Fit Year(s)1998
Stock NumberGM-0664-17
MLS Number12514668
CategoryWiring Harnesses
Last Updated7/22/2024
Location
York, ON, Canada
Sold By
Lomoca Inc.
2000 Caterpillar 3126 Engine, 8YL, Short Block# 0R4890

2000 Caterpillar 3126 Engine, 8YL, Short Block# 0R4890

$6,500 USD
(GOOD USED TEST RUN INTERNALLY INSPECTED) 2000 Caterpillar 3126 Diesel Engine For Sale, AR# 1877982, Short Block# 0R4890, AR# 173-1333, FAM# CPXH0442H, 210HP, 6 Cylinders, 7.2L, ELECTRONIC...
Warranty
ConditionUsed
CPL/ARR1877982
Horse Power210 HP
Part Number3126
Stock Number7718
MLS Number12987871
CategoryEngines
Last Updated8/18/2024
Location
Opa Locka, FL, US
Sold By
CA Truck Parts Inc.
Used Cat 3126 Engine With 275 hp **Pending Inspection**

2000 Used Cat 3126 Engine With 275 hp **Pending Inspection**

Contact for price
Used Cat 3126 engine with 275 hp **Pending Inspection**, Core Charge: 0.00, Horse Power: 275, ARR/CPL: 154-1060
ConditionUsed
CPL/ARR154-1060
Horse Power275 HP
Fits To Make(s)FREIGHTLINER
Fits To Model(s)FL80
Will Fit Year(s)2000
Stock Number541583
MLS Number12984219
CategoryEngines
Last Updated12/22/2025
Location
Phoenix, AZ, US
Sold By
American Truck Sales & Salvage
Caterpillar 3126B Cylinder Head Part # 133-3724

Caterpillar 3126B Cylinder Head Part # 133-3724

$1,500 USD
(GOOD USED) Caterpillar 3126B Cylinder Head, Part# 133-3724, 6 Cylinders, 3 Valve Head, Fits 1998-2004, Part# 1333724, 133 3724, W/ VALVES SPRINGS, Stock # 7664 **COMES AS SEEN IN THE...
ConditionUsed
Part Number133 3724
Stock Number7664
MLS Number12967711
CategoryCylinder Heads
Last Updated7/3/2024
Location
Opa Locka, FL, US
Sold By
CA Truck Parts Inc.
Caterpillar 3126 Cylinder Head, Part# 133-3724

Caterpillar 3126 Cylinder Head, Part# 133-3724

Contact for price
(GOOD USED) Caterpillar 3126B Cylinder Head, Part# 133-3724, 6 Cylinders, 3 Valve Head, Part# 1333724, Stock #3022 Inspected! Warranty! Call (305)688-1101 For More Information! CA Truck...
ConditionUsed
Part Number133-3724
Stock Number3022
MLS Number10822733
CategoryCylinder Heads
Last Updated7/1/2024
Location
Opa Locka, FL, US
Sold By
CA Truck Parts Inc.
Caterpillar 3126 Fan Clutch for a 1999 Freightliner FL70

Caterpillar 3126 Fan Clutch for a 1999 Freightliner FL70

Contact for price
(Used) 1999 Freightliner FL70, FAN CLUTCH- Type: Air, Material: Aluminum, For more information about this item, give us a call. We ship Worldwide! (CRG HEAVY TRUCK PARTS) 929 W PULASKI HWY...
ConditionUsed
Fits To Make(s)Freightliner
Fits To Model(s)FL70
Will Fit Year(s)1999
Stock NumberP-83105
MLS Number12959763
CategoryFan Clutches
Last Updated6/28/2024
Location
Elkton, MD, US
Sold By
CRG Heavy Truck Parts
Caterpillar 3126 Fan for a 1999 Freightliner FL70

Caterpillar 3126 Fan for a 1999 Freightliner FL70

Contact for price
(Used) 1999 Freightliner FL70, FAN- Type: Air, Material: Plastic, Blades: 9, For more information about this item, give us a call. We ship Worldwide! (CRG HEAVY TRUCK PARTS) 929 W PULASKI...
ConditionUsed
Fits To Make(s)Freightliner
Fits To Model(s)FL70
Will Fit Year(s)1999
Stock NumberP-83104
MLS Number12959762
CategoryFans
Last Updated6/28/2024
Location
Elkton, MD, US
Sold By
CRG Heavy Truck Parts
Caterpillar 3126 Engine Control Module (ECM)

Caterpillar 3126 Engine Control Module (ECM)

$1,000 USD
(GOOD USED/ TESTED) OEM Caterpillar 3126 Diesel Engine Control Module, ECM, ECU, for sale!!!!!! Part #: 10R7987-02; Stock #: E3825 For more information about this listing, shipping,...
ConditionUsed
Part Number10R7987-02
Stock NumberE3825
MLS Number12959499
CategoryEngine Control Modules (ECM)
Last Updated6/27/2024
Location
Hialeah, FL, US
Sold By
JJ Rebuilders Inc.
OR4970 (3126) Side Mount – SET OF PREMIUM REMAN DIESEL INJECTORS – 6 INJECTORS SET – $1,200.00+$600.00 CORE FREE SHIPPING IN ALL ORDERS

OR4970 (3126) Side Mount – SET OF PREMIUM REMAN DIESEL INJECTORS – 6 INJECTORS SET – $1,200.00+$600.00 CORE FREE SHIPPING IN ALL ORDERS

$1,800 USD
High-quality premium remanufactured set of diesel injectors for Caterpillar 3126 Side Mount Condition: Remanufactured, Core deposit: $600.00 each set, Cross...
Quantity2
ConditionRemanufactured
Fits To Make(s)Caterpillar
Part NumberOR4970
Weight4
MLS Number12955984
CategoryFuel Injectors
Last Updated7/3/2024
Location
FONTANA, CA, US
Sold By
INAUPA
Caterpillar 3126 Engine for a 1999 Freightliner FL70

Caterpillar 3126 Engine for a 1999 Freightliner FL70

$3,950 USD
(Used) 1998 Caterpillar 3126, ENGINE ASSEMBLY- Displacement: 7.2L, Horsepower: 230, Ar. No./CPL: 154-1078, Serial Number: 7AS30718, Part Number: S01-24767-027 Reference images for condition,...
ConditionUsed
CPL/ARR154-1078
Horse Power230 HP
Fits To Make(s)Freightliner
Fits To Model(s)FL70
Will Fit Year(s)1999
Part NumberS01-24767-027
Stock NumberP-83044
MLS Number12954236
CategoryEngines
Last Updated2/11/2026
Location
Elkton, MD, US
Sold By
CRG Heavy Truck Parts
1998 1999 2000 2001 2002 Cat 3126 Diesel Engine 70-Pin 7.2L 7AS24872 AR# 155-3346

1998 1999 2000 2001 2002 Cat 3126 Diesel Engine 70-Pin 7.2L 7AS24872 AR# 155-3346

$4,999.99 USD
(GOOD RUNNER) FITS 1998 - 2002 Caterpillar 3126Diesel Engine, 70-Pin, ENGINE SERIAL NO.7AS24872, AR# NO.155-3346, CORE AR# 137-3530, GM-TRUCK MOTOR,THE ENGINE RUNS GREAT AND INCLUDES...
Warranty
ConditionUsed
CPL/ARR155-3346
Assembly Number137-3530
Fits To Make(s)Caterpillar
Fits To Model(s)3126 7AS 70-Pin 7.2L Diesel Engine
Will Fit Year(s)1998 1999 2000 2001 2002
Part NumberCat 7AS 7.2L Turbo
Stock Number2184178-12
MLS Number10213711
CategoryEngines
Last Updated8/25/2025
Location
Rockwood, TN, US
Sold By
Machinery and Truck Parts
1998 1999 2000 2001 2002 Caterpillar 3126 Diesel Engine 8YL04215 70-Pin 7.2L AR# 178-1574

1998 1999 2000 2001 2002 Caterpillar 3126 Diesel Engine 8YL04215 70-Pin 7.2L AR# 178-1574

$4,999.99 USD
(GOOD RUNNER) FITS 1998 - 2002 Caterpillar 3126Diesel Engine, 70-Pin, ENGINE SERIAL NO.8YL04215, AR# NO.178-1574, CORE AR# 173-1333, FAM# XCPXH0442HSK,THE ENGINE RUNS GREAT, CALL FOR MORE...
Warranty
ConditionUsed
CPL/ARR178-1574
Assembly Number173-1333
Fits To Make(s)Caterpillar
Fits To Model(s)3126 8YL 70-Pin 7.2L Diesel Engine
Will Fit Year(s)1998 1999 2000 2001 2002
Part NumberCat 8YL 7.2L Turbo
Stock Number218427-12
MLS Number10221164
CategoryEngines
Last Updated8/25/2025
Location
Rockwood, TN, US
Sold By
Machinery and Truck Parts
Caterpillar 3126 Valve Cover W/Breather Part # 2W9162

Caterpillar 3126 Valve Cover W/Breather Part # 2W9162

$150 USD
(GOOD USED) CATERPILLAR 3126 Valve Cover W/Breather 2W9162 For Sale, Breather Part # 2W-9162, 2W 9162, EXCAVATOR: 330 L 320-A L 325B L 320-A S 320-A N 325-A 322B LN 214B E300B 322N 322-A LN...
ConditionUsed
Part Number2W9162
Stock Number7644
MLS Number12943969
CategoryValve Covers
Last Updated6/20/2024
Location
Opa Locka, FL, US
Sold By
CA Truck Parts Inc.
Caterpillar 3126 Engine for a 2001 GMC C7500

Caterpillar 3126 Engine for a 2001 GMC C7500

$3,950 USD
(Used) 2000 Caterpillar 3126, ENGINE ASSEMBLY- Family Number: YCPXH0442HRK, Displacement: 7.2L, Horsepower: 190, Ar.No/CPL: 184-799, Serial Number: 8YL66698, Part Number: 15759861, E.C.S: EM...
ConditionUsed
CPL/ARR184-799
Horse Power190 HP
Fits To Make(s)GMC
Fits To Model(s)C7500
Will Fit Year(s)2001
Part Number15759861
Stock NumberP-81883
MLS Number12920767
CategoryEngines
Last Updated2/11/2026
Location
Elkton, MD, US
Sold By
CRG Heavy Truck Parts
1997 Caterpillar 3126 Engine, 300HP, 1WM 40-PIN

1997 Caterpillar 3126 Engine, 300HP, 1WM 40-PIN

$9,500 USD
(GOOD USED TEST RUN INTERNALLY INSPECTED) 1997 Caterpillar 3126 Diesel Engine For Sale, 300HP @ 2200RPM, 40-PIN, 7.2L, 6 CYLINDERS, AR# 0R8888, 2T9927, Engine Serial# 1WM18136 ***ECM SOLD...
Warranty
ConditionUsed
CPL/ARR0R8888
Horse Power300 HP
Part Number300HP
Stock Number7448
MLS Number12932528
CategoryEngines
Last Updated7/16/2024
Location
Opa Locka, FL, US
Sold By
CA Truck Parts Inc.
Caterpillar 3126 Engine Control Module (ECM) for a 2004 Sterling L8500

Caterpillar 3126 Engine Control Module (ECM) for a 2004 Sterling L8500

$498.98 USD
(Core) 2003 Caterpillar 3126. ENGINE ECM- Part Number: 206-2700-02, Serial Number: 19536401IK, Engine information- Family Number: 3CPXH8442HBX, ESN: HEP41257, 2 Rectangular Plug with 70 Pins...
ConditionUsed
Fits To Make(s)Sterling
Fits To Model(s)L8500
Will Fit Year(s)2004
Part Number206-2700-02
Stock NumberP-82309
MLS Number12931203
CategoryEngine Control Modules (ECM)
Last Updated2/27/2026
Location
Elkton, MD, US
Sold By
CRG Heavy Truck Parts
Did you find what you were looking for? Yes No