Manufacturer catalogue image - please note that pre-release images may be CAD renders or CGI/AI images rather than photographs
Prototype Era
Era 3 (1923 to 1947) The Big Four (LNER, LMS, GWR and SR)
Expand your railway world and bring your layout to life with this versatile GWR Expansion Pack.
Designed to enhance and grow your layout in one easy step. At its heart is the RailRoad GWR Class 1000 County of Merioneth Train Pack, perfectly complemented by a selection of detailed scenic buildings and accessories.
These include a GWR Goods Shed, GWR Engine Shed, and Lamp Room and Private Office Pack, alongside Extension Packs B, C, and D to help you develop a more complete and immersive railway setting. Finishing touches such as the AA Telephone Box and a Hobby Mixed Deciduous and Fir Trees pack add extra realism and character to your scene.
Ideal for modellers looking to expand and build on their layout or collection, this pack provides the perfect foundation for creating a busy Great Western Railway environment. Whether you’re extending an existing setup or starting to add depth and detail, this bundle offers everything you need to create a richer, more authentic model railway experience.
* Class names often change over the lifespan of a locomotive, so this is not necessarily the class name used by the operator in the period modelled.
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Hornby Great Western Railway Expansion Pack is a 45 mm OO gauge model representing a GWR Class 1000 4‑6‑0 locomotive in green livery. The model features separate plastic buffers, a wide tension‑lock coupling, painted finish and is designed for analogue operation. It carries Hornby part number BUNDLEH72 and depicts the Big Four era of British railways.
The pack centres on the RailRoad GWR Class 1000 County of Merioneth train set and includes a range of scenic accessories: a GWR goods shed, engine shed, lamp room and private office, plus Extension Packs B, C and D. Additional elements such as an AA telephone box and a mixed deciduous and fir tree pack provide further detail.
Intended for model railway enthusiasts, the bundle offers a ready‑made foundation for expanding an existing layout or creating a new Great Western Railway scene, with components that collectively enhance realism and layout depth.