Allison MT643PTO Transmission

Allison MT643PTO Transmission – Remanufactured

The Allison MT643PTO Transmission is a rugged and reliable automatic transmission specifically designed for medium-duty trucks and vocational applications. Known for its durability and ease of use, the MT643PTO integrates seamlessly with various truck configurations, providing a powerful, efficient, and smooth transmission system for both on-road and off-road operations. Its Power Take-Off (PTO) capability makes it ideal for applications requiring auxiliary power, such as construction, towing, and delivery vehicles.

Engineered for the demands of fleet operators and heavy-duty applications, the MT643PTO delivers the performance and flexibility needed for demanding tasks, while ensuring smooth operation and efficient power transfer.

Key Features:

• Heavy-Duty Performance: Built for medium-duty vehicles, offering enhanced durability for tough operational conditions.
• Smooth Shifting: The 4-speed automatic transmission ensures seamless shifting and consistent performance across varied driving conditions.
• Power Take-Off (PTO): Integrated PTO for powering auxiliary equipment like hydraulic pumps, ensuring versatility for vocational tasks.
• Efficiency: Optimized gear ratios and torque converter design enhance fuel efficiency and reduce engine load.
• Compact and Robust Design: Engineered to fit a wide range of medium-duty applications without compromising on strength or reliability.

Technical Specifications:

• Transmission Type: Automatic, 4-speed
• PTO Capability: Integrated Power Take-Off (PTO) for auxiliary power applications
• Input Shaft Torque Rating: 643 lb-ft (872 Nm)
• Maximum Input Speed: 2400 RPM
• Output Shaft Torque Rating: 643 lb-ft (872 Nm)
• Gear Ratios: 1st Gear: 3.56, 2nd Gear: 2.05, 3rd Gear: 1.00, 4th Gear: 0.70
• Weight: Approx. 400 lbs (181 kg)
• Cooling System: Water-cooled, with an optional transmission cooler
• Applications: Medium-duty trucks, delivery vehicles, construction trucks, tow trucks, and fire trucks