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The Right 10R80 For Your Expedition
This is a remanufactured 10R80 10 speed automatic transmission built for the 2018 Ford Expedition in 4X2 (rear wheel drive) configuration with the floor shift rotary dial interface. It is paired behind the 3.5L EcoBoost twin turbo V6, and the same 10R80 family carried forward across 2018 to 2021 Expedition 4X2 applications, as well as related Ford and Lincoln Navigator platforms sharing this rear drive architecture.
What sets this unit apart is the shift by wire rotary dial control. There is no mechanical linkage between the dial and the transmission. Turning the Gear Shift Module sends an electronic signal to the control module, which engages Park, Reverse, Neutral, or Drive. Because this 4X2 rotary dial variant is electrically distinct from column shift and floor lever units, confirming your exact shift interface before ordering is essential.
Core Specs On This 10R80
The 10R80 is a 10 speed, rear wheel drive automatic co developed by Ford and GM, each tuned differently for their own vehicles. It uses a one piece aluminum case with an integrated bell housing and a 260mm torque converter featuring an Electronic Controlled Capacity Clutch. This 4X2 unit weighs over 230 pounds and has carried as standard equipment on Expedition since the 2018 model year.
Gearing is where this transmission shines. It runs a deep 4.696:1 first gear, the lowest in its class, and a tall 0.636:1 tenth overdrive, giving a wide 7.39 ratio spread. Reverse is -4.866:1. Despite the broad range, the steps between gears are small, so engine RPM drops only about 20 percent per shift and stays in its ideal band.
Internally, a compact triple clutch assembly uses six clutches in total, two brake and four rotating, mounted toward the middle of the case alongside four simple planetary gear sets with all helical gears. Four internal speed sensors feed fully electronic shift scheduling. An integrated electric fluid pump supports the auto start stop feature. Three driving modes, Normal, Sport, and Tow Haul, each change the shift schedule to suit the driving.
What Comes With The Unit
This transmission arrives complete with its torque converter, so you are not chasing that component separately. The assembly includes the tail housing, lockup, output shaft yoke, and the rotary dial shift provision. The pan carries 18 mounting holes, consistent with the 10R80 design, and the one piece aluminum bell housing is part of the unit.
To set clear expectations before you order: the flex plate and transmission fluid are not included with this unit. The 10R80 requires Mercon ULV, the low viscosity Motorcraft specification. Using the wrong fluid leads directly to shudder and poor shift quality, so plan on filling with the correct fluid during installation rather than substituting anything else.
Because this is a 4X2 rear drive unit, it is not interchangeable with a 4X4 or AWD transmission. Match the OEM part number and your 2WD versus 4WD configuration exactly. For reference, the 4X2 floor shift rotary dial application carries manufacturer part number JL1P-7000-GD, with related tag numbers including JL1Z-7000-C and JL1Z-7000-E.
Before you commit, verify fitment against the driver's door jamb sticker and your build information. The rotary Gear Shift Module itself is matched to trim level and interior color code, which tells you whether your Expedition uses this specific rotary dial shift interface rather than a different control. Confirm you have a 4X2 (RWD) vehicle, the 3.5L EcoBoost pairing, and the 10 speed 10R80 designation. If any of those differ, this is not the correct unit, and we would rather help you find the right one than ship a mismatch.
The rotary dial distinction is the easiest thing to overlook and the most expensive to get wrong. With shift by wire, everything happens electronically, so there is no shift cable running to the side of the case the way a column shifter routes one. That makes the rotary dial 4X2 unit its own application. If your Expedition uses a column or floor lever setup, those are not cross compatible. When in doubt, send us your VIN and we will confirm the exact match before anything leaves the building.
