{"product_id":"walthers-mainline-910-11419-ho-scale-emd-f7-a-b-set-standard-dc-wp-921d-921b","title":"Walthers Mainline 910-11419 HO Scale EMD F7 A-B Set Standard DC WP #921D\/921B","description":"The Walthers Mainline 910-11419 HO Scale EMD F7 A-B Set Standard DC Western Pacific #921D\/921B delivers another striking pair of WP freight units with accurate F7 contours, crisp orange-and-silver graphics, and both powered A and powered B units for realistic lashups. These units reflect the WP's distinctive diesel era, offering molded-in detail, sharp lettering, and a rugged die-cast chassis that ensures strong pulling power for long freights on modern HO layouts. The classic WP scheme adds a bold, prototypical look to any diesel-era roster.\u003cbr\u003e\u003cbr\u003eBoth units use the proven WalthersProto-style drive with a five-pole skew-wound motor, helical-cut gears for quiet operation, dual brass flywheels for smooth momentum, and all-wheel drive and pickup for reliable performance. The A-unit includes LED lighting and a 21-pin DCC socket for easy decoder installation, while the B-unit matches mechanically for consistent operation. With durable construction and dependable running qualities, this WP A-B set is ready for service right out of the box.\u003cbr\u003e\u003cbr\u003e- Scale: HO\u003cbr\u003e- Manufacturer: Walthers Mainline\u003cbr\u003e- Model: EMD F7 A-B Set\u003cbr\u003e- Roadname\/Number: Western Pacific #921D\/921B\u003cbr\u003e- Version: Standard DC (ready-to-run)\u003cbr\u003e- Drive: Five-pole skew-wound motor (both units)\u003cbr\u003e- Gearing: Helical-cut gears\u003cbr\u003e- Momentum: Dual brass flywheels\u003cbr\u003e- Chassis: Heavy die-cast metal frames\u003cbr\u003e- Pickup: All-wheel electrical pickup and drive\u003cbr\u003e- DCC-ready: 21-pin interface (A-unit)\u003cbr\u003e- Lighting: LED headlight and Mars light (A-unit)\u003cbr\u003e- Wheels: RP-25 metal wheels\u003cbr\u003e- Couplers: Proto MAX metal knuckle couplers\u003cbr\u003e- Detail: WP orange-and-silver paint scheme with factory-installed handrails\u003cbr\u003e- Recommended Age: 14+","brand":"Walthers Mainline","offers":[{"title":"Default Title","offer_id":46475202887842,"sku":"910-11419","price":247.98,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0558\/5223\/6962\/files\/f27d3356-d605-5de2-aa38-c24517a236ef.jpg?v=1790922881","url":"https:\/\/www.alpinerailworks.com\/products\/walthers-mainline-910-11419-ho-scale-emd-f7-a-b-set-standard-dc-wp-921d-921b","provider":"Alpine Railworks","version":"1.0","type":"link"}