Märklin H0 - 37612 - 2-part ALCO Series PA-1 of the Denver & Rio Grande Western Railroad. Company numbers: 6013 and 6011. Tested and working. The model 37912 is a diesel-electric locomotive of the construction Series ALCO PA-1 from ERA III of the Denver & Rio Grande Western Railroad (DRGW). This model is with 2-parts, is digital and both units are equipped with a 5-star high-output motor (DCM). The front unit has a Märklin MFX decoder with sound. In addition to the diesel locomotive sounds, the model is equipped with various additional sound functions as well as adjustable acceleration/ deceleration delay. The model has 2-point front lighting (spotlights) that alternate with changes in the direction of travel. The locomotive is painted in the colours silver and yellow. Both models are equipped with a close couplings (close coupling backdrops) and cover plates. The total length of the train set is 47.2 cm. Both models are powered on 2 axles and are equipped with 4 traction tyres. Digital functions are dependent upon your digital system. Front signal lighting. Driving sounds of a diesel locomotive. Bell. Signal horn. Direct control. Operating sounds 1. Squealing of brakes. Light function 1. The photos form an integral part of the description of this lot. Locomotives have a one-month warranty after purchase. If found to be defective within one month it can be returned free of charge within the Netherlands. All packages will be sent by registered and insured mail.