Features:

• air hoses
• windshield wipers
• grab irons
• coupler lift bars
• operating headlight
• window glass,
• can motor
• flywheels
• nickel silver wheels with RP25 flanges and knuckle couplers
• Analog (DC) version features NMRA 21 pin plug for DCC, DCC/Sound version features LokSound Select Dual-Mode decoder which allows locomotive to be used on DC as well as on DCC layouts

New for this run of F-units 
1) Cab interior 
2) Engineer & fireman figures
3) Hostler light where applicable
4) Improved diaphragms

Road Specfic Features:

• Cab roof mouted bell
• Fireman's side Nose ladder grabs
• Partial fuel tank skirting
• Cab Nose door grab irons 
• Firecracker antenna