Caterpillar Parts

Shop Caterpillar parts for heavy-duty diesel engines including the C15, C18, C13, 3406E, 3406B, C12, and C10. Our Caterpillar inventory includes fuel filters, oil filters, air filters, gaskets, sensors, and engine components designed for CAT-powered Kenworth, Peterbilt, and vocational trucks. Find genuine and aftermarket CAT parts by part number or engine model to keep your truck running at peak performance.

Caterpillar FKM O-Ring – 6V5048 (1.83 x 8.92mm, 75A, C7 C9 C11 C13 C15 3306 3406)

Caterpillar FKM O-Ring – 6V5048 (1.83 x 8.92mm, 75A, C7 C9 C11 C13 C15 3306 3406)

Caterpillar FKM O-Ring – 6V5048 (1.83 x 8.92mm, 75A, C7 C9 C11 C13 C15 3306 3406)

$5.50

Sale price $5.50 Regular price
Caterpillar VMQ O-Ring – 2S2251 (5.33 x 43.82mm, 70A, C9 3406 3408)

Caterpillar VMQ O-Ring – 2S2251 (5.33 x 43.82mm, 70A, C9 3406 3408)

Caterpillar VMQ O-Ring – 2S2251 (5.33 x 43.82mm, 70A, C9 3406 3408)

$9.00

Sale price $9.00 Regular price
Caterpillar 12-Point Head Bolt – 5P0076 (3/8"-16 x 1-1/2", 3306 3406 3408 1673C)

Caterpillar 12-Point Head Bolt – 5P0076 (3/8"-16 x 1-1/2", 3306 3406 3408 1673C)

Caterpillar 12-Point Head Bolt – 5P0076 (3/8"-16 x 1-1/2", 3306 3406 3408 1673C)

$6.00

Sale price $6.00 Regular price
Caterpillar Quad Ring Lobed Seal – 4W2754 (50.17mm ID, 3406C 3406B)

Caterpillar Quad Ring Lobed Seal – 4W2754 (50.17mm ID, 3406C 3406B)

Caterpillar Quad Ring Lobed Seal – 4W2754 (50.17mm ID, 3406C 3406B)

$26.00

Sale price $26.00 Regular price
Caterpillar Lip Seal – 4N0260 (6.35mm Shaft, 3306 3406 1673C)

Caterpillar Lip Seal – 4N0260 (6.35mm Shaft, 3306 3406 1673C)

Caterpillar Lip Seal – 4N0260 (6.35mm Shaft, 3306 3406 1673C)

$10.00

Sale price $10.00 Regular price
Caterpillar Sealing O-Ring – 6J2419 (36.17mm ID, 3306 3406 3408 1673C 1674 1693)

Caterpillar Sealing O-Ring – 6J2419 (36.17mm ID, 3306 3406 3408 1673C 1674 1693)

Caterpillar Sealing O-Ring – 6J2419 (36.17mm ID, 3306 3406 3408 1673C 1674 1693)

$2.50

Sale price $2.50 Regular price
Caterpillar Spherical End Steel Dowel Pin – 4N9019 (13.97mm, C13 C15 3306 3406)

Caterpillar Spherical End Steel Dowel Pin – 4N9019 (13.97mm, C13 C15 3306 3406)

Caterpillar Spherical End Steel Dowel Pin – 4N9019 (13.97mm, C13 C15 3306 3406)

$3.00

Sale price $3.00 Regular price
Caterpillar Race-Needle Thrust Bearing – 7N7166 (3306 3406C 3406B 3306C 3306B)

Caterpillar Race-Needle Thrust Bearing – 7N7166 (3306 3406C 3406B 3306C 3306B)

Caterpillar Race-Needle Thrust Bearing – 7N7166 (3306 3406C 3406B 3306C 3306B)

$11.00

Sale price $11.00 Regular price
Caterpillar Outer Flyweight Race – 4P3337 (Governor & Fuel Pump Drive, 3406C 3406B)

Caterpillar Outer Flyweight Race – 4P3337 (Governor & Fuel Pump Drive, 3406C 3406B)

Caterpillar Outer Flyweight Race – 4P3337 (Governor & Fuel Pump Drive, 3406C 3406B)

$22.00

Sale price $22.00 Regular price
Caterpillar Flyweight Race – 4P7690 (Governor & Fuel Pump Drive, 3406C 3406B)

Caterpillar Flyweight Race – 4P7690 (Governor & Fuel Pump Drive, 3406C 3406B)

Caterpillar Flyweight Race – 4P7690 (Governor & Fuel Pump Drive, 3406C 3406B)

$18.50

Sale price $18.50 Regular price
Caterpillar Fuel Water Separator Filter – 2568753 (Cross Refs Baldwin BF1259, Fleetguard FS1000)

Caterpillar Fuel Water Separator Filter – 2568753 (Cross Refs Baldwin BF1259, Fleetguard FS1000)

Caterpillar Fuel Water Separator Filter – 2568753 (Cross Refs Baldwin BF1259, Fleetguard FS1000)

$40.00

Sale price $40.00 Regular price
Caterpillar Turbocharger Mounting Nut – 3E8017 (Spiralock, Stainless, C7 C9 C11 C13 3126)

Caterpillar Turbocharger Mounting Nut – 3E8017 (Spiralock, Stainless, C7 C9 C11 C13 3126)

Caterpillar Turbocharger Mounting Nut – 3E8017 (Spiralock, Stainless, C7 C9 C11 C13 3126)

$10.50

Sale price $10.50 Regular price
Caterpillar Turbocharger Mounting Valve Gasket – 2480840 (0.5mm, C11 C13)

Caterpillar Turbocharger Mounting Valve Gasket – 2480840 (0.5mm, C11 C13)

Caterpillar Turbocharger Mounting Valve Gasket – 2480840 (0.5mm, C11 C13)

$7.50

Sale price $7.50 Regular price
Caterpillar Jake Brake Threaded Stud – 7C0033 (5/16-18, 3406C 3406B)

Caterpillar Jake Brake Threaded Stud – 7C0033 (5/16-18, 3406C 3406B)

Caterpillar Jake Brake Threaded Stud – 7C0033 (5/16-18, 3406C 3406B)

$40.00

Sale price $40.00 Regular price
Caterpillar Brake Special Stud – 3346832 (1/2-13, C15 C16 C18 3406E)

Caterpillar Brake Special Stud – 3346832 (1/2-13, C15 C16 C18 3406E)

Caterpillar Brake Special Stud – 3346832 (1/2-13, C15 C16 C18 3406E)

$7.50

Sale price $7.50 Regular price
Caterpillar Flywheel Housing Cover Gasket – 3N4087 (C7 C12 3126 3116 3208)

Caterpillar Flywheel Housing Cover Gasket – 3N4087 (C7 C12 3126 3116 3208)

Caterpillar Flywheel Housing Cover Gasket – 3N4087 (C7 C12 3126 3116 3208)

$6.00

Sale price $6.00 Regular price
Caterpillar Turbocharger Mounting Gasket – 7C7431 (1.03mm, C7 3126 3114 3116)

Caterpillar Turbocharger Mounting Gasket – 7C7431 (1.03mm, C7 3126 3114 3116)

Caterpillar Turbocharger Mounting Gasket – 7C7431 (1.03mm, C7 3126 3114 3116)

$16.00

Sale price $16.00 Regular price
Caterpillar Water Pump Gasket Kit – 2641260 (C7 3114 3116 3126)

Caterpillar Water Pump Gasket Kit – 2641260 (C7 3114 3116 3126)

Caterpillar Water Pump Gasket Kit – 2641260 (C7 3114 3116 3126)

$23.00

Sale price $23.00 Regular price
Caterpillar NBR O-Ring – 4F9653 (5.33 x 46.99mm, 75A, C7 C9 3408 3126 3116 3114)

Caterpillar NBR O-Ring – 4F9653 (5.33 x 46.99mm, 75A, C7 C9 3408 3126 3116 3114)

Caterpillar NBR O-Ring – 4F9653 (5.33 x 46.99mm, 75A, C7 C9 3408 3126 3116 3114)

$6.50

Sale price $6.50 Regular price
Caterpillar Turbocharger Line Gasket – 2F7761 (2-Hole Flange, 0.8mm, Replaces 8H9788)

Caterpillar Turbocharger Line Gasket – 2F7761 (2-Hole Flange, 0.8mm, Replaces 8H9788)

Caterpillar Turbocharger Line Gasket – 2F7761 (2-Hole Flange, 0.8mm, Replaces 8H9788)

$3.00

Sale price $3.00 Regular price
Caterpillar Sealing O-Ring – 6V5266 (36.09mm Inside Diameter)

Caterpillar Sealing O-Ring – 6V5266 (36.09mm Inside Diameter)

Caterpillar Sealing O-Ring – 6V5266 (36.09mm Inside Diameter)

$16.50

Sale price $16.50 Regular price
1013125- Caterpillar 0.82mm Thick Gasket

1013125- Caterpillar 0.82mm Thick Gasket

1013125- Caterpillar 0.82mm Thick Gasket

$12.00

Sale price $12.00 Regular price
2457339- Caterpillar 117.6mm Outer Diameter Crankshaft Seal

2457339- Caterpillar 117.6mm Outer Diameter Crankshaft Seal

2457339- Caterpillar 117.6mm Outer Diameter Crankshaft Seal

$46.00

Sale price $46.00 Regular price
1P0436- Caterpillar 1.2mm Thick Fuel Filter Lines Gasket

1P0436- Caterpillar 1.2mm Thick Fuel Filter Lines Gasket

1P0436- Caterpillar 1.2mm Thick Fuel Filter Lines Gasket

$2.50

Sale price $2.50 Regular price

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Caterpillar Parts

Filters

Caterpillar FKM O-Ring – 6V5048 (1.83 x 8.92mm, 75A, C7 C9 C11 C13 C15 3306 3406)

Caterpillar VMQ O-Ring – 2S2251 (5.33 x 43.82mm, 70A, C9 3406 3408)

Caterpillar 12-Point Head Bolt – 5P0076 (3/8"-16 x 1-1/2", 3306 3406 3408 1673C)

Caterpillar Quad Ring Lobed Seal – 4W2754 (50.17mm ID, 3406C 3406B)

Caterpillar Lip Seal – 4N0260 (6.35mm Shaft, 3306 3406 1673C)

Caterpillar Sealing O-Ring – 6J2419 (36.17mm ID, 3306 3406 3408 1673C 1674 1693)

Caterpillar Spherical End Steel Dowel Pin – 4N9019 (13.97mm, C13 C15 3306 3406)

Caterpillar Race-Needle Thrust Bearing – 7N7166 (3306 3406C 3406B 3306C 3306B)

Caterpillar Outer Flyweight Race – 4P3337 (Governor & Fuel Pump Drive, 3406C 3406B)

Caterpillar Flyweight Race – 4P7690 (Governor & Fuel Pump Drive, 3406C 3406B)

Caterpillar Fuel Water Separator Filter – 2568753 (Cross Refs Baldwin BF1259, Fleetguard FS1000)

Caterpillar Turbocharger Mounting Nut – 3E8017 (Spiralock, Stainless, C7 C9 C11 C13 3126)

Caterpillar Turbocharger Mounting Valve Gasket – 2480840 (0.5mm, C11 C13)

Caterpillar Jake Brake Threaded Stud – 7C0033 (5/16-18, 3406C 3406B)

Caterpillar Brake Special Stud – 3346832 (1/2-13, C15 C16 C18 3406E)

Caterpillar Flywheel Housing Cover Gasket – 3N4087 (C7 C12 3126 3116 3208)

Caterpillar Turbocharger Mounting Gasket – 7C7431 (1.03mm, C7 3126 3114 3116)

Caterpillar Water Pump Gasket Kit – 2641260 (C7 3114 3116 3126)

Caterpillar NBR O-Ring – 4F9653 (5.33 x 46.99mm, 75A, C7 C9 3408 3126 3116 3114)

Caterpillar Turbocharger Line Gasket – 2F7761 (2-Hole Flange, 0.8mm, Replaces 8H9788)

Caterpillar Sealing O-Ring – 6V5266 (36.09mm Inside Diameter)

1013125- Caterpillar 0.82mm Thick Gasket

2457339- Caterpillar 117.6mm Outer Diameter Crankshaft Seal

1P0436- Caterpillar 1.2mm Thick Fuel Filter Lines Gasket

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Caterpillar Parts

Filters

Active filters:

Caterpillar FKM O-Ring – 6V5048 (1.83 x 8.92mm, 75A, C7 C9 C11 C13 C15 3306 3406)

Caterpillar VMQ O-Ring – 2S2251 (5.33 x 43.82mm, 70A, C9 3406 3408)

Caterpillar 12-Point Head Bolt – 5P0076 (3/8"-16 x 1-1/2", 3306 3406 3408 1673C)

Caterpillar Quad Ring Lobed Seal – 4W2754 (50.17mm ID, 3406C 3406B)

Caterpillar Lip Seal – 4N0260 (6.35mm Shaft, 3306 3406 1673C)

Caterpillar Sealing O-Ring – 6J2419 (36.17mm ID, 3306 3406 3408 1673C 1674 1693)

Caterpillar Spherical End Steel Dowel Pin – 4N9019 (13.97mm, C13 C15 3306 3406)

Caterpillar Race-Needle Thrust Bearing – 7N7166 (3306 3406C 3406B 3306C 3306B)

Caterpillar Outer Flyweight Race – 4P3337 (Governor & Fuel Pump Drive, 3406C 3406B)

Caterpillar Flyweight Race – 4P7690 (Governor & Fuel Pump Drive, 3406C 3406B)

Caterpillar Fuel Water Separator Filter – 2568753 (Cross Refs Baldwin BF1259, Fleetguard FS1000)

Caterpillar Turbocharger Mounting Nut – 3E8017 (Spiralock, Stainless, C7 C9 C11 C13 3126)

Caterpillar Turbocharger Mounting Valve Gasket – 2480840 (0.5mm, C11 C13)

Caterpillar Jake Brake Threaded Stud – 7C0033 (5/16-18, 3406C 3406B)

Caterpillar Brake Special Stud – 3346832 (1/2-13, C15 C16 C18 3406E)

Caterpillar Flywheel Housing Cover Gasket – 3N4087 (C7 C12 3126 3116 3208)

Caterpillar Turbocharger Mounting Gasket – 7C7431 (1.03mm, C7 3126 3114 3116)

Caterpillar Water Pump Gasket Kit – 2641260 (C7 3114 3116 3126)

Caterpillar NBR O-Ring – 4F9653 (5.33 x 46.99mm, 75A, C7 C9 3408 3126 3116 3114)

Caterpillar Turbocharger Line Gasket – 2F7761 (2-Hole Flange, 0.8mm, Replaces 8H9788)

Caterpillar Sealing O-Ring – 6V5266 (36.09mm Inside Diameter)

1013125- Caterpillar 0.82mm Thick Gasket

2457339- Caterpillar 117.6mm Outer Diameter Crankshaft Seal

1P0436- Caterpillar 1.2mm Thick Fuel Filter Lines Gasket

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