SKF 24899 Automatic Transmission Seal - Front

SKF Automatic Transmission Seal 24899

SKF 24899 is an automatic transmission seal built for front-position applications that require controlled fluid retention and contamination protection. With a 2.500 shaft diameter, 3.256 outside diameter, and 0.375 width, it is sized for specific Cadillac, Pontiac, and Oldsmobile transmissions from the 1950s and 1960s.

Use this SKF automatic transmission seal when servicing classic Cadillac DeVille, Cadillac Fleetwood, Pontiac Bonneville, Pontiac Catalina, Pontiac Grand Prix, Oldsmobile 98, or Oldsmobile 88 front transmission locations. This part number 24899 is engineered around SKF’s LongLife sealing surface design for consistent sealing performance in demanding drivetrain environments.

Key Features

• Automatic transmission seal for front-position applications
• Part number: 24899
• Sealing surface type: LongLife
• Shaft diameter: 2.500
• Outside diameter: 3.256
• Width: 0.375
• Designed using premium sealing materials for transmission service
• Built to SKF manufacturing standards for long service life

Detailed Description

SKF has a long history in seal engineering, and this transmission seal reflects that experience with application-specific dimensions and material selection. The 24899 seal is made to help maintain proper lubricant control at the front of the transmission while limiting the entry of dirt and other contaminants. It is a direct-fit style service part for select Cadillac, Pontiac, and Oldsmobile automatic transmissions, including Cadillac DeVille front applications with CS56-1101 through 1400 transmissions without THM transmission, Pontiac Super-Hydramatic front applications, and Oldsmobile front applications from the late 1950s and early 1960s.

This part cross-references 10A0016 and 27SS3231 for the same application.

Vehicle Fitment

• Fits 1956 Cadillac DeVille, front. Trans. No. CS56-1101 Thru 1400 w/o THM Trans.
• Fits 1957 Oldsmobile 88, front.
• Fits 1957-1960 Oldsmobile 98, front.
• Fits 1958 Cadillac Eldorado, front. Trans. No. CS56-1101 Thru 1400 w/o THM Trans.
• Fits 1958-1964 Pontiac Bonneville, front. Super-Hydramatic Trans.
• Fits 1958-1964 Pontiac Catalina, front. Super-Hydramatic Trans.
• Fits 1958-1969 Cadillac DeVille, front. Trans. No. CS56-1101 Thru 1400 w/o THM Trans.
• Fits 1962-1964 Pontiac Grand Prix, front. Super-Hydramatic Trans.
• Fits 1965-1969 Cadillac Fleetwood, front. Trans. No. CS56-1101 Thru 1400 w/o THM Trans.

Installation Notes and Tips

Confirm the shaft diameter, outside diameter, and width before installation to match the transmission bore and sealing surface. Inspect the shaft and housing for wear, scoring, or corrosion before installing the new seal, and clean the sealing area thoroughly so the lip can seat evenly. For classic Cadillac, Pontiac, and Oldsmobile transmission service, verify the transmission type and notes listed above before ordering.

Quality Assurance

SKF designs and manufactures seals to specific application requirements using premium materials and controlled production standards. The LongLife sealing surface type is intended for durable sealing performance in transmission service, helping support reliable fluid retention and contamination control.