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SKF 13784 Automatic Transmission Output Shaft Seal - Left or Right
| Brand | SKF 13784 |
|---|---|
| Position | Left |
| Fits | Chevrolet, Ford, Cadillac, Lincoln, GMC, Buick, Saturn, Mercury, and Pontiac · 181 vehicles |
Precision seal design. Made with premium materials for the right properties in demanding environments.
Keeps contaminants out. Helps retain lubricants for reliable sealing performance.
Transmission seal. Built for sealing systems with a polyacrylate sealing surface.
Cross-references 7T4Z1177A for the same application. See all 1.
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Not what you need? See all Automatic Transmission Output Shaft Seal options
SKF 13784 Output Shaft Seal for 6T70 Applications
SKF 13784 is an automatic transmission output shaft seal built for specific left-side applications across Ford, Lincoln, Chevrolet, Buick, GMC, Cadillac, Saturn, and Pontiac vehicles. It uses a polyacrylate sealing surface and precise dimensions to help maintain transmission fluid control at the output shaft.
Key Features
- Automatic transmission output shaft seal for targeted OE-style replacement
- Polyacrylate sealing surface for consistent contact at the shaft interface
- Outside diameter: 2.808 in.
- Shaft diameter: 1.378 in.
- Width: 0.512 in.
- SKF part number 13784
Detailed Description
SKF 13784 is engineered for transmission sealing applications where fluid retention and contamination control are critical. SKF has a long history in seal design, and this part reflects that focus with application-specific dimensions and premium material selection. It is used in vehicles such as the Ford Edge, Ford Explorer, Ford Flex, Lincoln MKX, Lincoln MKT, Chevrolet Impala, and related 6T70 transmission applications. This part cross-references Ford 7T4Z1177A for the same application.
What This Seal Helps Address
- Transmission fluid seepage at the output shaft
- Contamination entering the transmission housing
- Wear-related sealing loss at the shaft surface
- Service replacement for leaking left-side output shaft seals
- Fitment-specific repair needs on 6T70 transmission applications
Installation Notes and Tips
- Verify transmission type and side before installation; several listings are specific to left-side applications.
- Inspect the shaft and seal bore for scoring, corrosion, or debris before installing SKF 13784.
- Use clean transmission fluid on the sealing lip during assembly to reduce dry start-up friction.
- Confirm dimensions against the removed seal when servicing Ford, Lincoln, Chevrolet, Buick, GMC, Cadillac, Saturn, or Pontiac applications.
Quality Assurance
SKF designs and manufactures seals to specific application requirements using controlled materials and production standards. The brand’s seal engineering background supports long service life and dependable sealing performance in automotive transmission use.
This part fits 181 vehicles
Always verify fitment with your vehicle's VIN if unsure. Submodel & trim restrictions may apply.
| Year | Make | Model | Drive Type | Liters | Cylinders | Position | Notes |
|---|---|---|---|---|---|---|---|
| 2017 | Chevrolet | Impala | — | — | — | Left | 6T70 Trans.: |
| 2017 | Ford | Edge | — | 2.7L | V6 | Left | — |
| 2017 | Ford | Edge | FWD | 3.5L | V6 | Left | — |
| 2017 | Ford | Explorer | FWD | 3.5L | V6 | Left | — |
| 2017 | Ford | Flex | — | — | — | Left | — |
| 2016 | Cadillac | ELR | — | — | — | N/A | — |
| 2016 | Chevrolet | Impala | — | — | — | Left | 6T70 Trans.: |
| 2016 | Chevrolet | Impala Limited | — | — | — | Left | 6T70 Trans.: |
| 2016 | Ford | Edge | — | 2.7L | V6 | Left | — |
| 2016 | Ford | Edge | FWD | 3.5L | V6 | Left | — |
| 2016 | Ford | Explorer | FWD | 3.5L | V6 | Left | — |
| 2016 | Ford | Flex | — | — | — | Left | — |
| 2016 | Ford | Taurus | AWD | — | — | Left | — |
| 2016 | Ford | Taurus | FWD | — | — | Left | — |
| 2016 | Lincoln | MKS | — | — | — | Left | — |
| 2016 | Lincoln | MKT | — | 3.5L | V6 | Left | — |
| 2016 | Lincoln | MKT | — | 3.7L | V6 | Left | — |
| 2016 | Lincoln | MKX | — | — | — | Left | — |
| 2016 | Lincoln | MKZ | FWD | — | — | Left | — |
| 2015 | Cadillac | ELR | — | — | — | N/A | — |
| 2015 | Cadillac | SRX | — | — | — | Left | 6T70 Trans.: |
| 2015 | Chevrolet | Impala | — | — | — | Left | 6T70 Trans.: |
| 2015 | Chevrolet | Impala Limited | — | — | — | Left | 6T70 Trans.: |
| 2015 | Chevrolet | Malibu | — | — | — | Left | 6T70 Trans.: |
| 2015 | Ford | Edge | — | 2.7L | V6 | Left | — |
| 2015 | Ford | Edge | FWD | 3.5L | V6 | Left | — |
| 2015 | Ford | Explorer | FWD | 3.5L | V6 | Left | — |
| 2015 | Ford | Flex | — | — | — | Left | — |
| 2015 | Ford | Taurus | AWD | — | — | Left | — |
| 2015 | Ford | Taurus | FWD | — | — | Left | — |
| 2015 | Lincoln | MKS | — | — | — | Left | — |
| 2015 | Lincoln | MKT | — | 3.5L | V6 | Left | — |
| 2015 | Lincoln | MKT | — | 3.7L | V6 | Left | — |
| 2015 | Lincoln | MKX | — | — | — | Left | — |
| 2015 | Lincoln | MKZ | FWD | 3.7L | V6 | Left | — |
| 2015 | Lincoln | MKZ | FWD | 2.0L | L4 | Left | — |
| 2014 | Cadillac | ELR | — | — | — | N/A | — |
| 2014 | Cadillac | SRX | — | — | — | Left | 6T70 Trans.: |
| 2014 | Cadillac | XTS | — | — | — | Left | — |
| 2014 | Chevrolet | Impala | — | — | — | Left | 6T70 Trans.: |
| 2014 | Chevrolet | Impala Limited | — | — | — | Left | 6T70 Trans.: |
| 2014 | Chevrolet | Malibu | — | — | — | Left | 6T70 Trans.: |
| 2014 | Chevrolet | Traverse | — | — | — | Left | — |
| 2014 | Chevrolet | Volt | — | — | — | N/A | — |
| 2014 | Ford | Edge | FWD | 3.5L | V6 | Left | — |
| 2014 | Ford | Edge | FWD | 3.7L | V6 | Left | — |
| 2014 | Ford | Explorer | FWD | 3.5L | V6 | Left | — |
| 2014 | Ford | Flex | — | — | — | Left | — |
| 2014 | Ford | Taurus | AWD | — | — | Left | — |
| 2014 | Ford | Taurus | FWD | — | — | Left | — |
| 2014 | GMC | Acadia | — | — | — | Left | — |
| 2014 | Lincoln | MKS | — | — | — | Left | — |
| 2014 | Lincoln | MKT | — | 3.5L | V6 | Left | — |
| 2014 | Lincoln | MKT | — | 3.7L | V6 | Left | — |
| 2014 | Lincoln | MKX | — | — | — | Left | — |
| 2014 | Lincoln | MKZ | FWD | 3.7L | V6 | Left | — |
| 2014 | Lincoln | MKZ | FWD | 2.0L | L4 | Left | — |
| 2013 | Buick | Enclave | — | — | — | Left | — |
| 2013 | Buick | LaCrosse | — | 2.4L | L4 | Left | 6T70 Trans.: |
| 2013 | Cadillac | SRX | — | — | — | Left | 6T70 Trans.: |
| 2013 | Cadillac | XTS | — | — | — | Left | — |
| 2013 | Chevrolet | Equinox | — | 3.6L | V6 | Left | Equinox & Terrain w/ 6 Cyl. Eng.: |
| 2013 | Chevrolet | Impala | — | — | — | Left | 6T70 Trans.: |
| 2013 | Chevrolet | Malibu | — | — | — | Left | 6T70 Trans.: |
| 2013 | Chevrolet | Traverse | — | — | — | Left | — |
| 2013 | Chevrolet | Traverse | — | — | — | Right | — |
| 2013 | Chevrolet | Volt | — | — | — | N/A | — |
| 2013 | Ford | Edge | FWD | 3.5L | V6 | Left | — |
| 2013 | Ford | Edge | FWD | 3.7L | V6 | Left | — |
| 2013 | Ford | Explorer | FWD | 3.5L | V6 | Left | — |
| 2013 | Ford | Flex | — | — | — | Left | — |
| 2013 | Ford | Taurus | AWD | — | — | Left | — |
| 2013 | Ford | Taurus | FWD | — | — | Left | — |
| 2013 | GMC | Acadia | — | — | — | Left | — |
| 2013 | GMC | Terrain | — | 3.6L | V6 | Left | Equinox & Terrain w/ 6 Cyl. Eng.: |
| 2013 | Lincoln | MKS | — | — | — | Left | — |
| 2013 | Lincoln | MKT | — | 3.5L | V6 | Left | — |
| 2013 | Lincoln | MKT | — | 3.7L | V6 | Left | — |
| 2013 | Lincoln | MKX | — | — | — | Left | — |
| 2013 | Lincoln | MKZ | FWD | 3.7L | V6 | Left | — |
| 2013 | Lincoln | MKZ | FWD | 2.0L | L4 | Left | — |
| 2012 | Buick | Enclave | — | — | — | Left | — |
| 2012 | Buick | LaCrosse | — | 2.4L | L4 | Left | 6T70 Trans.: |
| 2012 | Cadillac | SRX | — | — | — | Left | 6T70 Trans.: |
| 2012 | Chevrolet | Equinox | — | 3.0L | V6 | Left | Equinox & Terrain w/ 6 Cyl. Eng.: |
| 2012 | Chevrolet | Impala | — | — | — | Left | 6T70 Trans.: |
| 2012 | Chevrolet | Malibu | — | — | — | Left | 6T70 Trans.: |
| 2012 | Chevrolet | Traverse | — | — | — | Left | — |
| 2012 | Chevrolet | Traverse | — | — | — | Right | — |
| 2012 | Chevrolet | Volt | — | — | — | N/A | — |
| 2012 | Ford | Edge | FWD | 3.5L | V6 | Left | — |
| 2012 | Ford | Edge | FWD | 3.7L | V6 | Left | — |
| 2012 | Ford | Explorer | FWD | 3.5L | V6 | Left | — |
| 2012 | Ford | Flex | — | — | — | Left | — |
| 2012 | Ford | Taurus | AWD | — | — | Left | — |
| 2012 | Ford | Taurus | FWD | — | — | Left | — |
| 2012 | GMC | Acadia | — | — | — | Left | — |
| 2012 | GMC | Terrain | — | 3.0L | V6 | Left | Equinox & Terrain w/ 6 Cyl. Eng.: |
| 2012 | Lincoln | MKS | — | — | — | Left | — |
| 2012 | Lincoln | MKT | — | — | — | Left | — |
| 2012 | Lincoln | MKX | — | — | — | Left | — |
| 2011 | Buick | Enclave | — | — | — | Left | — |
| 2011 | Buick | LaCrosse | — | 2.4L | L4 | Left | 6T70 Trans.: |
| 2011 | Cadillac | SRX | — | 2.8L | V6 | Left | 6T70 Trans.: |
| 2011 | Cadillac | SRX | — | 3.0L | V6 | Left | 6T70 Trans.: |
| 2011 | Chevrolet | Equinox | — | 3.0L | V6 | Left | Equinox & Terrain w/ 6 Cyl. Eng.: |
| 2011 | Chevrolet | Malibu | — | — | — | Left | 6T70 Trans.: |
| 2011 | Chevrolet | Traverse | — | — | — | Left | — |
| 2011 | Chevrolet | Traverse | — | — | — | Right | — |
| 2011 | Chevrolet | Volt | — | — | — | N/A | — |
| 2011 | Ford | Edge | FWD | — | — | Left | — |
| 2011 | Ford | Explorer | FWD | 3.5L | V6 | Left | — |
| 2011 | Ford | Flex | — | — | — | Left | — |
| 2011 | Ford | Taurus | AWD | — | — | Left | — |
| 2011 | Ford | Taurus | FWD | — | — | Left | — |
| 2011 | GMC | Acadia | — | — | — | Left | — |
| 2011 | GMC | Terrain | — | 3.0L | V6 | Left | Equinox & Terrain w/ 6 Cyl. Eng.: |
| 2011 | Lincoln | MKS | — | — | — | Left | — |
| 2011 | Lincoln | MKT | — | — | — | Left | — |
| 2011 | Lincoln | MKX | — | — | — | Left | — |
| 2010 | Buick | Allure | — | — | — | Left | 6T70 Trans.: |
| 2010 | Buick | Enclave | — | — | — | Left | — |
| 2010 | Buick | LaCrosse | — | 2.4L | L4 | Left | 6T70 Trans.: |
| 2010 | Buick | LaCrosse | — | 3.0L | V6 | Left | 6T70 Trans.: |
| 2010 | Cadillac | SRX | — | 2.8L | V6 | Left | 6T70 Trans.: |
| 2010 | Chevrolet | Equinox | — | 3.0L | V6 | Left | Equinox & Terrain w/ 6 Cyl. Eng.: |
| 2010 | Chevrolet | Malibu | — | — | — | Left | 6T70 Trans.: |
| 2010 | Chevrolet | Traverse | — | — | — | Left | — |
| 2010 | Chevrolet | Traverse | — | — | — | Right | — |
| 2010 | Ford | Edge | FWD | — | — | Left | — |
| 2010 | Ford | Flex | — | — | — | Left | — |
| 2010 | Ford | Taurus | AWD | — | — | Left | — |
| 2010 | Ford | Taurus | FWD | — | — | Left | — |
| 2010 | GMC | Acadia | — | — | — | Left | — |
| 2010 | GMC | Terrain | — | 3.0L | V6 | Left | Equinox & Terrain w/ 6 Cyl. Eng.: |
| 2010 | Lincoln | MKS | — | — | — | Left | — |
| 2010 | Lincoln | MKT | — | — | — | Left | — |
| 2010 | Lincoln | MKX | — | — | — | Left | — |
| 2010 | Saturn | Outlook | FWD | — | — | Left | — |
| 2009 | Buick | Enclave | — | — | — | Left | — |
| 2009 | Chevrolet | Equinox | — | 3.4L | V6 | Left | Equinox & Terrain w/ 6 Cyl. Eng.: |
| 2009 | Chevrolet | Malibu | — | — | — | Left | 6T70 Trans.: |
| 2009 | Chevrolet | Traverse | — | — | — | Left | — |
| 2009 | Ford | Edge | FWD | — | — | Left | — |
| 2009 | Ford | Edge | — | — | — | N/A | — |
| 2009 | Ford | Flex | — | — | — | Left | — |
| 2009 | Ford | Taurus | FWD | — | — | Left | — |
| 2009 | Ford | Taurus X | — | — | — | Left | — |
| 2009 | GMC | Acadia | — | — | — | Left | — |
| 2009 | Lincoln | MKS | — | — | — | Left | — |
| 2009 | Lincoln | MKX | FWD | — | — | Left | — |
| 2009 | Lincoln | MKX | AWD | — | — | Left | — |
| 2009 | Mercury | Sable | — | — | — | Left | — |
| 2009 | Pontiac | G6 | — | 3.6L | V6 | Left | — |
| 2009 | Saturn | Aura | — | — | — | Left | 6T70 Trans.: |
| 2009 | Saturn | Aura | — | — | — | Right | 6T70 Trans.: |
| 2009 | Saturn | Outlook | FWD | — | — | Left | — |
| 2008 | Buick | Enclave | — | — | — | Left | — |
| 2008 | Chevrolet | Equinox | — | 3.4L | V6 | Left | Equinox & Terrain w/ 6 Cyl. Eng.: |
| 2008 | Chevrolet | Malibu | — | — | — | Left | 6T70 Trans.: |
| 2008 | Ford | Edge | FWD | — | — | Left | — |
| 2008 | Ford | Edge | — | — | — | N/A | — |
| 2008 | Ford | Taurus | FWD | — | — | Left | — |
| 2008 | Ford | Taurus X | — | — | — | Left | — |
| 2008 | GMC | Acadia | — | — | — | Left | — |
| 2008 | Lincoln | MKX | FWD | — | — | Left | — |
| 2008 | Lincoln | MKX | AWD | — | — | Left | — |
| 2008 | Mercury | Sable | — | — | — | Left | — |
| 2008 | Pontiac | G6 | — | 3.6L | V6 | Left | — |
| 2008 | Saturn | Aura | — | — | — | Left | 6T70 Trans.: |
| 2008 | Saturn | Aura | — | — | — | Right | 6T70 Trans.: |
| 2008 | Saturn | Outlook | FWD | — | — | Left | — |
| 2007 | Ford | Edge | FWD | — | — | Left | — |
| 2007 | Ford | Edge | — | — | — | N/A | — |
| 2007 | GMC | Acadia | — | — | — | Left | — |
| 2007 | Lincoln | MKX | FWD | — | — | Left | — |
| 2007 | Lincoln | MKX | AWD | — | — | Left | — |
| 2007 | Pontiac | G6 | — | 3.6L | V6 | Left | — |
| 2007 | Saturn | Aura | — | — | — | Left | 6T70 Trans.: |
| 2007 | Saturn | Aura | — | — | — | Right | 6T70 Trans.: |
| 2007 | Saturn | Outlook | FWD | — | — | Left | — |
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Directly replaces or cross-references 1 part number
Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.
7T4Z1177A