Additional features include a chimney

1 Factory-Assembled Front/Rear Differential

Two additional saver spring (Soft and hard )

91mm dogbone driveshaft

Steel gear train provide durability against heavy use

Athearn ATH95350 HO Scale All-Weather Window Set 2 Pane/Shallow/Angle (6) Promoto-MX Parts Additional features include a chimneyAthearn ATH95350 HO Scale All Weather Window Set 2 Pane Shallow Angle (6) Detailed Information All Weather Windows (6 pack) Each all weather window contains a clear "window" glazing insert. Kit contains parts to build six individual all weather windows. Specifications RTR KIT: KIT Minimum Age Recommendation: 14 years Experience Level: Intermediate Is Assembly Required: Yes