BLI 9901 HO Scale UP CSA-2 Early Challenger Union Pacific 3817 As-Delivered Paragon4 Hybrid Roadname_Alton & Southern ALS & as part of the

& as part of the “Over-Nighter” series features simplified construction

Multiple protections: battery low-voltage cutoff protection

Pull this die-cast metal workhorse into place and take complete command of M

4GHz 4-Channel Control System with integrated 1

BLI 9901 HO Scale UP CSA-2 Early Challenger Union Pacific 3817 As-Delivered Paragon4 Hybrid Roadname_Alton & Southern ALS & as part of theBLI 9901 HO Scale UP CSA 2 Early Challenger Union Pacific 3817 As Delivered Paragon4 Hybrid The Union Pacific Challengers were a class of powerful, simple articulated 4 6 6 4 steam locomotives built by the American Locomotive Company (ALCO) exclusively for the Union Pacific Railroad. Between 1936 and 1943, a total of 105 were constructed. Measuring an impressive 122 feet (37 m) in length and weighing 628,000 pounds (284,800 kg), these locomotives were