Pioneer Cables 759044 Automatic Transmission Extension Housing Seal - Rear

Automatic Transmission Extension Housing Seal

Pioneer Cables 759044 is an automatic transmission extension housing seal made as an exact-fit replacement for select import and domestic applications. It is built for vehicles that need a precise seal at the transmission extension housing to help maintain fluid control and dependable driveline operation.

Compatible With 1968-1987 Nissan 510, 1971-1974 Dodge Colt, 1971 Mercury Capri, 1972-1974 Rover 3500, 1974-1987 Jaguar XJ6, 1979-1980 Saab 900, 1979-1986 Maserati Quattroporte, 1980 Rover 3500, 1982-1987 Jaguar Vanden Plas, and 1983-1987 Maserati Biturbo applications with the listed outer diameter specification.

• Automatic transmission extension housing seal for service replacement
• Exact-fit replacement part from Pioneer Transmission Components
• Outer diameter: 1.72 inches on listed applications
• Fits select Jaguar, Maserati, Rover, Saab, Dodge, Mercury, and Nissan models
• Part number 759044 for catalog and fitment lookup

Fitment Details

• Fits 1982-1987 Jaguar Vanden Plas, N/A; Outer Diameter: 1.72"; some type 1
• Fits 1974-1987 Jaguar XJ6, N/A; Outer Diameter: 1.72"; some type 1
• Fits 1983-1987 Maserati Biturbo, N/A; Outer Diameter: 1.72"; some type 1
• Fits 1979-1986 Maserati Quattroporte, N/A; Outer Diameter: 1.72"; some type 1
• Fits 1980 Rover 3500, N/A; Outer Diameter: 1.72"
• Fits 1979-1980 Saab 900, N/A; Outer Diameter: 1.72"; some type 1
• Fits 1971-1974 Dodge Colt, N/A; Outer Diameter: 1.72"; some type 1
• Fits 1972-1974 Rover 3500, N/A; Outer Diameter: 1.72"
• Fits 1971 Mercury Capri, N/A; Outer Diameter: 1.72"
• Fits 1970-1971 Nissan 510, N/A; Outer Diameter: 1.72"; some type 1
• Fits 1968-1969 Nissan 510, N/A; Outer Diameter: 1.72"

Common Repair Uses

• Transmission fluid seepage at the extension housing
• Seal wear from age, heat, and drivetrain movement
• Leak repair during transmission service or rebuild work
• Replacement of a hardened or damaged rear transmission seal
• Restoration work on older Jaguar, Maserati, Rover, Saab, Dodge, Mercury, and Nissan vehicles

Installation Notes

Verify the transmission seal dimensions and application notes before installation. Clean the housing and sealing surface thoroughly, and inspect the shaft and surrounding components for wear that could affect sealing performance. Part number 759044 is listed for multiple vehicles, so confirm the outer diameter and transmission type against the original part.

Quality Assurance

Pioneer Transmission Components are positioned as exact-fit replacement parts for transmission service, giving technicians and restorers a direct replacement option for the listed applications. This part cross-references Monroe Shocks & Struts (e.g., 172286, 182286) for the same application.