Caterpillar Front Structure Gasket Kit, Part # 6V-4763.

This is a rare New Old Stock (NOS) find that remains in its original Caterpillar factory packaging. Unlike many kits on the market that have been opened or are aftermarket replacements, this kit is guaranteed complete and pristine, exactly as it left the CAT facility.

Compatibility & Fitment

This kit is essential for front structure repairs on a wide range of Caterpillar heavy equipment and engines. It has been officially replaced by CAT part number 391-8229.

Compatible Equipment Includes:

• Engines: 3304, 3304B, 3306, 3306B, 3306C, D330C, G3306 (Gas), 1673C

• Track-Type Tractors: D7H

• Challenger: 65C, 65D

• Wheel Tractors/Scrapers: 621E, 621S

• Excavator: 215B

• Bulldozers: 7A, 7S, 7U, 7SU

• Winch/Ripper: 57H, 7 Ripper

13-Piece Kit Contents:

Because this kit is factory sealed, you can be certain all of the following components are present:

• 1x 9Y-9895 – Crankshaft Seal (Front)

• 1x 6V-6921 – Ring Seal

• 1x 1W-3900 – Gasket

• 1x 8N-0110 – Gasket

• 1x 2P-2720 – Gasket

• 1x 6N-7887 – Gasket

• 1x 2P-0220 – Gasket

• 1x 8S-1491 – Camshaft Lock

• 1x 5S-7611 – Gear Shaft Lock

• O-Rings: 1x 2P-1692, 1x 2H-3934, 2x 5F-6921

Why Buy This Kit?

Avoid the leaks and fitment issues associated with generic aftermarket kits. This genuine CAT kit ensures the proper material density and seal compression required for high-hour industrial and truck applications.