SKF 15718 Automatic Transmission Oil Pump Seal - Front

SKF 15718 Automatic Transmission Oil Pump Seal

SKF 15718 is an automatic transmission oil pump seal built for front-position applications on select Mazda vehicles. With a LongLife sealing surface, a 1.575 shaft diameter, 2.371 outside diameter, and 0.198 width, this seal is specified to help maintain proper transmission fluid control where the pump and shaft interface.

Use this SKF transmission seal when servicing a Mazda 2, Mazda 3, Mazda 5, Mazda 6, Protege, or Protege5 with a front-mounted application that matches the listed dimensions. The SKF 15718 is engineered with premium sealing materials and precise construction for consistent sealing performance in demanding transmission environments.

Key Features

• Automatic transmission oil pump seal for front-position applications
• LongLife sealing surface type for durable sealing performance
• 1.575 shaft diameter for dimension-specific fitment
• 2.371 outside diameter and 0.198 width
• SKF part number 15718 for easy identification
• Cross-reference: FN1119241

Detailed Description

SKF 15718 is a transmission gasket and sealing system component designed to seal the automatic transmission oil pump area and help keep fluid where it belongs while limiting contamination intrusion. SKF has a long history in seal engineering, and this part reflects that focus through precise sizing and material selection for the application. It is a direct-fit style service part for front-position Mazda transmission repairs where the original seal has worn, hardened, or begun leaking.

Compatible With 2011-2014 Mazda 2, front; 2004-2014 Mazda 3, front; 2006-2010 Mazda 5, front; 2012-2014 Mazda 5, front; 2003-2013 Mazda 6, front; 1999-2003 Mazda Protege, front; and 2002-2003 Mazda Protege5, front. The part number 15718 is also useful when matching service records or confirming replacement during transmission rebuild work on Mazda 3 and Mazda 6 front applications.

What It Helps Fix

• Transmission fluid seepage at the oil pump seal area
• Fluid loss caused by a hardened or worn seal lip
• Contamination entry through a compromised pump seal
• Leak-related service issues during transmission repair or rebuild
• Fitment mismatches when replacing the original Mazda front pump seal

Installation Notes and Tips

Confirm shaft diameter, outside diameter, and width before installation to match the transmission pump bore and shaft interface. Inspect the sealing surface for scoring, wear, or debris before installing the new seal, and clean the mating area thoroughly so the seal seats evenly. For Mazda 2, Mazda 3, Mazda 5, Mazda 6, Protege, and Protege5 front applications, verify the transmission variant against the vehicle service information before assembly.

Quality Assurance

SKF manufactures seals to specific designs using premium materials and controlled production standards for long service life and dependable sealing performance. Part number 15718 is built to the dimensional requirements listed above and is backed by SKF’s established seal engineering experience.