2003.5-2006 GM Duramax LLY 5-Speed 4WD BD Diesel Allison 1000 Transmission & Converter Package 1064724SS

TRANSMISSION:

• Increase the durability of your drivetrain
• BD Aluminum HD deep transmission pan, increases oil capacity by 3.5qt
• High energy GPZ(TM) frictions
• Revised oil circuits
• New convertor lock up valve to boost lock-up pressures
• New A & B trim valves deliver full line pressure to the clutches
• Increased clutch count
• Clutch Count: C1 8 clutches (14% increase over stock)
• Clutch Count: C2 7 clutches (17% increase over stock)
• Clutch Count: C3 7 clutches (75% increase over stock)
• Clutch Count: C4 7 clutches (17% increase over stock)
• Clutch Count: C5 7 clutches (17% increase over stock)
• Each transmission is dyno tested

TORQUE CONVERTOR:

• Enhanced Stall - Street/Towing applications
• Torque multiplying cast aluminum stators
• Lower rpm response than the stock converter
• More efficient operation
• Less heat and better fuel economy
• Stamp-forged steel front cover
• Furnace-brazed fins
• Up to triple the amount of lock-up clutch material