Spicer® EconoTrek Tandem Axle


The most economical transportation solution for on-highway tandem operations, the Spicer® EconoTrek tandem axle features a durable 6x2 configuration that offers a weight savings of up to 450 pounds and increased fuel economy.

This lightweight yet heavy-duty tandem axle provides superior performance benefits for commercial vehicles. Unlike competitive tag axles, the Spicer® EconoTrek is up to 21 pounds lighter and features a robust square-edge banjo housing design for added durability and reliability. For added tractive benefits, the Spicer® EconoTrek is optimized for use with electronic controlled load distribution air suspension systems.

Key Features

  • Lightweight 6x2 tandem axle system for added efficiency benefits 
  • Compatible with electronic controlled load distribution systems for added tractability 
  • Robust square-edge banjo housing design
  • Weight savings of up to 450 pounds over standard 6x4 systems 
  • 2-3 percent efficiency savings over standard 6x4 systems



  • Optimizes the use of single, wide-based tires
  • Enables full rating of aluminum hub for maximum weight savings
  • Maximizes outer bearing life for most applications

Wheel Differential Lock

  • For maximum traction on slippery surfaces    
  • Increased stability improves operator safety
  • Can be retrofitted on certain models

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