6R140 ยท FORD SUPER DUTY 6-SPEED

Remanufactured 6R140 transmissions, built to pull

The 6R140 is Ford's heavy-duty 6-speed automatic for Super Duty trucks, used from 2011 on behind the 6.7L Power Stroke diesel and 6.2L gas V8.

Picture it: an F-350 with a 12,000-pound fifth-wheel climbing a mountain pass. The 6R140 was built for exactly that, but heat and heavy loads still wear out clutches and converters. Every unit below is torn down, rebuilt with new wear parts, corrected for known weak points and dyno-tested before it ships.

F-250 Super DutyF-350 Super DutyF-450 / F-5506.7L Power Stroke6.2L V8
Up to 5 yrsWarranty coverage
Dyno-testedBefore it ships
Same-dayShips if ordered by 2PM
No core fee30 days to return your old unit
Sale!
Original price was: $5,449.00.Current price is: $4,749.00.
Sale!
Original price was: $5,449.00.Current price is: $4,749.00.
Sale!
Original price was: $5,499.00.Current price is: $4,999.00.
Sale!
Original price was: $5,449.00.Current price is: $4,749.00.
Sale!
Original price was: $5,499.00.Current price is: $4,999.00.
Sale!
Original price was: $5,449.00.Current price is: $4,749.00.
Sale!
Original price was: $5,499.00.Current price is: $4,999.00.
Sale!
Original price was: $5,449.00.Current price is: $4,749.00.
Sale!
Original price was: $5,449.00.Current price is: $4,749.00.
Sale!
Original price was: $5,499.00.Current price is: $4,999.00.
Sale!
Original price was: $5,499.00.Current price is: $4,999.00.
Sale!
Original price was: $5,499.00.Current price is: $4,999.00.
Sale!
Original price was: $5,449.00.Current price is: $4,749.00.
Sale!
Original price was: $5,449.00.Current price is: $4,749.00.
Sale!
Original price was: $5,499.00.Current price is: $4,999.00.
Sale!
Original price was: $5,449.00.Current price is: $4,749.00.
Sale!
Original price was: $5,499.00.Current price is: $4,999.00.
Sale!
Original price was: $5,499.00.Current price is: $4,999.00.
Sale!
Original price was: $5,499.00.Current price is: $4,999.00.
Sale!
Original price was: $5,499.00.Current price is: $4,999.00.
Sale!
Original price was: $5,499.00.Current price is: $4,999.00.
Sale!
Original price was: $5,499.00.Current price is: $4,999.00.
Sale!
Original price was: $5,499.00.Current price is: $4,999.00.
Sale!
Sale!
Original price was: $5,449.00.Current price is: $4,749.00.
Sale!
Original price was: $5,449.00.Current price is: $4,749.00.
Sale!
Sale!
Original price was: $5,499.00.Current price is: $4,999.00.
Sale!
Original price was: $5,449.00.Current price is: $4,749.00.
Sale!
Original price was: $5,449.00.Current price is: $4,749.00.
Sale!
Original price was: $5,499.00.Current price is: $4,999.00.
Sale!
Original price was: $5,499.00.Current price is: $4,999.00.
Sale!
Sale!

Signs your 6R140 is failing

Catch these early and you replace one transmission, not a transmission and a tow bill.

Harsh or delayed shifts

Often a solenoid body or control issue.

Shudder under light throttle

Torque converter clutch wear.

Slipping while towing

Clutches glaze from heat and heavy loads.

Overheating warnings

Undersized cooling or low fluid on long, loaded climbs.

Limp mode

Sensor or solenoid faults trigger a default gear. Scan the codes first.

Burnt fluid smell

A sign of overheated friction material.

Used vs. rebuilt vs. reman 6R140

UsedRebuiltRemanufactured
Wear parts replacedNoneFailed parts onlyAll of them
Known weak points addressedNoRarelyYes
Testing"It ran"BasicDyno-tested
Typical warranty30โ€“90 days6โ€“12 monthsUp to 5 years

6R140 questions, answered

What trucks use the 6R140?

The 6R140 is used in Ford F-250, F-350, F-450 and F-550 Super Duty trucks from 2011 on, with the 6.7L Power Stroke diesel and 6.2L gas V8.

Is the 6R140 a good transmission?

It is a strong heavy-duty design. Most failures come from heat and heavy towing, so cooling and fluid maintenance matter.

What replaced the 6R140?

Ford introduced the 10R140 10-speed in Super Duty trucks starting with the 2020 model year.

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