BD Diesel 1064664SS Roadmaster 10R80 Transmission & ProForce Converter – 2018–2021 Expedition & Navigator 3.5L EcoBoost (4WD)

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.