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![2026 Mack MD6 42R]()
- Engine
- Cummins
260
- Transmission
- Allison 2500RDS
- Suspension
- Multi-Leaf Spri
- Ratio
- 5.57
![2026 Mack MD6 42R]()
- Engine
- Cummins
260
- Transmission
- Allison 2500RDS
- Suspension
- Multi-Leaf Spri
- Ratio
- 5.57
![2025 Mack MD6 42R]()
- Engine
- Cummins
250
- Transmission
- Allison 2500RDS
- Suspension
- Multi-Leaf Spri
- Ratio
- 5.57