The BD Diesel 1064664SS Roadmaster Transmission & Converter Package is the ultimate transmission solution for 2018–2021 Ford Expedition and Lincoln Navigator 3.5L EcoBoost 4WD vehicles equipped with a Park-By-Wire (dial/button) shifter. Engineered to resolve the most common 10R80 failures, this package enhances shift quality, torque handling, and long-term reliability—making it ideal for towing, hauling, and daily driving.
With a revised CDF drum that prevents bushing shift and internal leaks, a hardened anodized reaction shell, and a modified valve body delivering ~30% more line pressure, this kit ensures clutch longevity and crisp shifting. BD’s ProForce torque converter and deep sump pan further improve cooling, performance, and service life.
💰 $2,000 Refundable Core Charge Required
⏱️ Install Time: ~11 Hours 30 Minutes
⚠️ Park-By-Wire Compatible Only (Dial/Button Shifter)
✅ Key Features:
Transmission:
-
Modified valve body with ~30% increased line pressure
-
Reinforced CDF drum prevents fluid blockage and bushing shift
-
Anodized reaction shell eliminates clutch tooth wear
-
Deep sump transmission pan adds +2 quarts capacity
-
Includes sensor port + drain plug for easy maintenance
-
Smooth, consistent shifts with all-new OEM clutches & steels
ProForce Torque Converter:
-
New friction materials enhance torque transfer & reliability
-
Perfect for street, towing, and utility vehicle use
-
Fully remanufactured and dyno-tested
🚙 Vehicle Compatibility:
-
2018–2021 Ford Expedition 3.5L EcoBoost (10R80, 4WD, Park-By-Wire Only)
-
2018–2021 Lincoln Navigator 3.5L EcoBoost (10R80, 4WD, Park-By-Wire Only)
❌ Not compatible with conventional shifter models
✔️ Replaces OEM Part #s: JL1Z-7000-D, JL1Z-7000-F
📦 What’s Included:
-
BD Roadmaster 10R80 Transmission Assembly
-
ProForce Torque Converter with Upgraded Friction Material
-
BD Deep Sump Transmission Oil Pan (+2qt capacity)
-
Modified Valve Body for Increased Line Pressure
-
Updated CDF Drum with Retention Feature
-
Hardened Anodized Reaction Shell
-
OEM Clutches and Steels
-
Warranty: 24-Month / 100,000-Mile Parts
-
Warranty: 12-Month / 24,000-Mile Labor
🛠️ Why Choose BD Diesel?
BD Diesel goes beyond stock rebuilds—solving the core mechanical flaws of modern 10-speed automatics. With enhanced oiling, cooling, and precision-machined components, this Roadmaster transmission delivers smooth operation and extended lifespan for your Expedition or Navigator. Whether for heavy use or refined commuting, BD ensures shift-after-shift confidence.