
Pioneer Cables 759054 Automatic Transmission Extension Housing Seal
Automatic Transmission Extension Housing Seal for Mazda and Ford
Pioneer Cables 759054 is an automatic transmission extension housing seal made for direct replacement use in select Mazda and Ford applications. It is built as an exact-fit replacement part to help restore sealing at the transmission extension housing and support proper fluid retention.
- Automatic transmission extension housing seal for select rear-drive and import applications
- Exact-fit replacement from Pioneer Transmission Components
- Fits 1974 Ford Courier, only with 4N71B, L3N71B, or L4N71B
- Fits 1975-1982 Ford Courier
- Fits 1979-1987 Mazda RX-7
- Fits 1979-1983 Mazda 626
- Fits 1982-1984 Mazda B2000
- Fits 1987 Mazda B2200
- Fits 1987 Mazda B2600
This Pioneer Cables 759054 seal is used in the transmission extension housing area where a worn seal can allow automatic transmission fluid to escape. It cross-references FEL-PRO 1215 for the same application. Common fitment searches include Mazda RX-7 transmission extension housing seal, Ford Courier automatic transmission seal, and Pioneer 759054 transmission seal replacement.
Common Problems This Seal Can Address
- Transmission fluid leakage at the extension housing
- Fluid seepage around the rear of the automatic transmission
- Seal wear from age, heat, and mileage
- Service replacement during transmission maintenance
- Fitment-specific replacement needs for Mazda and Ford automatic transmissions
Installation Notes and Tips
Verify transmission type and application before installation. The 1974 Ford Courier listing applies only to 4N71B, L3N71B, and L4N71B units. Clean the sealing surface thoroughly and inspect the housing for wear or damage before installing the new seal. Confirm the part number 759054 against the removed component and vehicle application data before assembly.
Quality Assurance
Pioneer Transmission Components positions this part as an exact-fit replacement, built to match the original application without compromise.
Pioneer Cables 759054 Automatic Transmission Extension Housing Seal
Automatic Transmission Extension Housing Seal for Mazda and Ford
Pioneer Cables 759054 is an automatic transmission extension housing seal made for direct replacement use in select Mazda and Ford applications. It is built as an exact-fit replacement part to help restore sealing at the transmission extension housing and support proper fluid retention.
- Automatic transmission extension housing seal for select rear-drive and import applications
- Exact-fit replacement from Pioneer Transmission Components
- Fits 1974 Ford Courier, only with 4N71B, L3N71B, or L4N71B
- Fits 1975-1982 Ford Courier
- Fits 1979-1987 Mazda RX-7
- Fits 1979-1983 Mazda 626
- Fits 1982-1984 Mazda B2000
- Fits 1987 Mazda B2200
- Fits 1987 Mazda B2600
This Pioneer Cables 759054 seal is used in the transmission extension housing area where a worn seal can allow automatic transmission fluid to escape. It cross-references FEL-PRO 1215 for the same application. Common fitment searches include Mazda RX-7 transmission extension housing seal, Ford Courier automatic transmission seal, and Pioneer 759054 transmission seal replacement.
Common Problems This Seal Can Address
- Transmission fluid leakage at the extension housing
- Fluid seepage around the rear of the automatic transmission
- Seal wear from age, heat, and mileage
- Service replacement during transmission maintenance
- Fitment-specific replacement needs for Mazda and Ford automatic transmissions
Installation Notes and Tips
Verify transmission type and application before installation. The 1974 Ford Courier listing applies only to 4N71B, L3N71B, and L4N71B units. Clean the sealing surface thoroughly and inspect the housing for wear or damage before installing the new seal. Confirm the part number 759054 against the removed component and vehicle application data before assembly.
Quality Assurance
Pioneer Transmission Components positions this part as an exact-fit replacement, built to match the original application without compromise.
Product Information
Product Information
Shipping & Returns
Shipping & Returns
Description
Automatic Transmission Extension Housing Seal for Mazda and Ford
Pioneer Cables 759054 is an automatic transmission extension housing seal made for direct replacement use in select Mazda and Ford applications. It is built as an exact-fit replacement part to help restore sealing at the transmission extension housing and support proper fluid retention.
- Automatic transmission extension housing seal for select rear-drive and import applications
- Exact-fit replacement from Pioneer Transmission Components
- Fits 1974 Ford Courier, only with 4N71B, L3N71B, or L4N71B
- Fits 1975-1982 Ford Courier
- Fits 1979-1987 Mazda RX-7
- Fits 1979-1983 Mazda 626
- Fits 1982-1984 Mazda B2000
- Fits 1987 Mazda B2200
- Fits 1987 Mazda B2600
This Pioneer Cables 759054 seal is used in the transmission extension housing area where a worn seal can allow automatic transmission fluid to escape. It cross-references FEL-PRO 1215 for the same application. Common fitment searches include Mazda RX-7 transmission extension housing seal, Ford Courier automatic transmission seal, and Pioneer 759054 transmission seal replacement.
Common Problems This Seal Can Address
- Transmission fluid leakage at the extension housing
- Fluid seepage around the rear of the automatic transmission
- Seal wear from age, heat, and mileage
- Service replacement during transmission maintenance
- Fitment-specific replacement needs for Mazda and Ford automatic transmissions
Installation Notes and Tips
Verify transmission type and application before installation. The 1974 Ford Courier listing applies only to 4N71B, L3N71B, and L4N71B units. Clean the sealing surface thoroughly and inspect the housing for wear or damage before installing the new seal. Confirm the part number 759054 against the removed component and vehicle application data before assembly.
Quality Assurance
Pioneer Transmission Components positions this part as an exact-fit replacement, built to match the original application without compromise.












