Front and Rear Shock Towers

It is a replacement part designed to deliver smooth

Associated 91451 Heavy-Duty Ball Stud 4mm RC10B5

so no warranty coverage should be advertised for that version unless separately confirmed

KATO 1260401 N Scale Union Pacific FEF-3 4-8-4 844 Steam 126-0401 DC LOCOMOTIVE Motorcycle Tires Front and Rear Shock TowersKATO 1260401 N Scale Union Pacific FEF 3 4 8 4 844 Steam 126 0401 DC LOCOMOTIVE Union Pacific's celebrated FEF 3 Northern No. 844 comes to N scale with Kato's signature blend of smooth running and crisp detail. The 4 8 4 wheel arrangement, finely rendered running gear, and clean UP paint and lettering capture the presence of one of America's most famous steam locomotives. This DC powered model is ready to run out of the box, gliding through curves