Meritor MD2014X-264

The Meritor MD2014X-264 is a robust tandem rear-drive axle differential engineered for heavy-duty commercial trucks that demand power, durability, and fuel-efficient operation. Part of Meritor’s trusted MD2014X series, this differential features a 2.64 gear ratio, making it ideal for linehaul and highway applications where speed and fuel economy are key priorities.

Built for Class 8 vehicles, the MD2014X-264 delivers proven performance under high loads, with a modular design that simplifies maintenance and supports a wide range of configurations.

Key Features

• Model: MD2014X-264
• Series: MD2014X – Meritor Tandem Drive Axle
• Axle Rating: 40,000 lbs (20,000 lbs per axle)
• Application: Heavy-duty Class 8 trucks (linehaul, highway, regional haul)
• Differential Type: Standard open differential
• Gear Type: Hypoid gearing for smooth, quiet operation
• Housing: Cast iron with heavy-duty design

Benefits & Applications

• Optimized Fuel Efficiency – Ideal for highway trucks with a 2.64 ratio designed for fuel-conscious long-haul routes
• High Torque Handling – Built to handle high-output diesel engines under full load
• Durable Construction – Proven longevity under extreme commercial driving conditions
• Modular, Service-Friendly Design – Simplifies repairs and reduces maintenance time
• OEM Ready – Trusted and used by leading truck manufacturers

At General Truck Parts, we offer both new and remanufactured MD2014X-264 differentials, rebuilt to exacting OEM standards. Our reman units are tested, warrantied, and ready for install—ensuring top-tier reliability and performance.

Need help with fitment or have questions about availability? Our drivetrain experts are ready to assist with part matching, VIN lookup, and quotes. Request a Quote or call us today to check stock and pricing.

Technical Specifications:

• Axle Model: MD2014X-264
• Configuration: Tandem rear drive axle
• GAWR (Gross Axle Weight Rating): 40,000 lbs
• Gear Ratio: 2.64:1
• Carrier Type: Top-mounted carrier assembly
• Input Spline Count: Typically 39 or 41 splines (confirm with application)
• Differential Type: Open (non-locking)
• Brake Compatibility: Drum or air disc brakes (typically 16.5″)
• Lubrication: Oil-lubricated (recommended 85W-140 gear oil)
• Suspension Compatibility: Multi-leaf, air ride, and vocational suspension systems
• OEM Applications: Freightliner, Kenworth, Peterbilt, Volvo, International, and other major truck brands

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800-621-3914

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