2003-2010 (6.0L, 6.4L)
5R110W TorqShift
5-speed heavy-duty unit. Mercon SP fluid. 5th clutch wear and TCM logic issues are the high-failure items.
Shop 5R110W TorqShift Parts2011-present (6.7L)
TorqShift 6 / 6R140
6-speed updated TorqShift. Mercon SP / Motorcraft XT-12-QULV. Solenoid pack failures + tow/haul mode software updates.
Shop TorqShift 6 / 6R140 Parts2020-present
10R140
10R140 10-speed. Mercon ULV. Adaptive reset critical after rebuild.
Shop 10R140 PartsSuper Duty diesel rebuild work pays $4,000-6,000 retail in most markets. Heavy specialty bench setup required but the customer base is captive.