Performance Specifications

• 4000 THP locomotive equipped with EMD's 16-710G3C-T1 engine
• EPA Tier-1 emissions certified
• Tractive and braking effort capability
• 137,000 lbs continuous TE
• 175,500 lbs starting TE
• 81,000 lbs braking effort

• The SD70MAC provides unit reduction, fuel savings and additional revenue tonnage capability over SD40-2 locomotives
• Train simulation results and actual field demonstrations indicate:
• 3 SD70MAC's can replace 5 SD40-2's in high tractive effort operations
• Operation of fewer units results in significant maintenance and operating savings

• 92-day maintenance intervals
• Oil filled gear cases
• Tapered roller or support bearings
• AC motors doubles traction motor life
• No running maintenance required
• No brushes, commutator, or rotor insulation
• No flashovers/ground relays
• Bogie inverter control
• High level of reliability with less parts
• HTCR Radial Bogie
• Bogie overhaul extended to one million miles
• Significant wheel and rail wear reduction
• 6 year engine overhaul period
• EM2000 microprocessor control
• increased speed and efficiency
• reduced parts and increased reliability
• Improved diagnostic capability

• Lowest cab sound and vibration levels available (WhisperCabô)
• Integral safety lockouts and discharge systems for inverter system
• Satisfies all FRA/AAR crashworthiness requirements
• Impact resistant fuel tank minimizes spills and leakage
• 1 million lb. buff load capacity
• 1 million lb. collision posts for increased crew protection

Frame mounted anti-climbers improve crew and equipment protection