# Greenbrier Railcar Catalog API

**Canonical:** https://apis.io/apis/greenbrier-cos/greenbrier-cos-railcar-catalog-api/  
**Provider:** Greenbrier Companies — https://apis.io/providers/greenbrier-cos/  
**Base URL:** https://www.gbrx.com/wp-json  
**Documentation:** https://www.gbrx.com/find-your-railcar/

Greenbrier Railcar Catalog API is one of 5 APIs that [Greenbrier Companies](https://apis.io/providers/greenbrier-cos/) publishes on the [APIs.io](https://apis.io/) network, described by a machine-readable OpenAPI specification. Tagged areas include Railcars, Manufacturing, and Catalog. The published artifact set on APIs.io includes an OpenAPI specification, authentication docs, and rate-limit docs.

Public, unauthenticated read access to the Greenbrier railcar product catalog — the `railcars` custom post type behind www.gbrx.com and its four purpose-built taxonomies (railcar type, cargo type, fluid capacity, cargo capacity). Verified live on 2026-09-12 at 85 published railcars, 18 railcar types and 66 cargo types. This is the product catalog of a railcar manufacturer, addressable by HTTP with no credentials.

## Operations (8)

| Method | Path | Summary |
|---|---|---|
| GET | `/wp/v2/railcars` | List railcars |
| GET | `/wp/v2/railcars/{id}` | Get a railcar |
| GET | `/wp/v2/railcar_type` | List railcar types |
| GET | `/wp/v2/railcar_type/{id}` | Get a railcar type |
| GET | `/wp/v2/cargo_type` | List cargo types |
| GET | `/wp/v2/cargo_type/{id}` | Get a cargo type |
| GET | `/wp/v2/fluid_capacity` | List fluid capacities |
| GET | `/wp/v2/cargo_capacity` | List cargo capacities |

## Machine-readable artifacts (9)

- **OpenAPI** — https://raw.githubusercontent.com/api-evangelist/greenbrier-cos/refs/heads/main/openapi/greenbrier-cos-railcar-catalog-api-openapi.yml
- **Overlay** — https://raw.githubusercontent.com/api-evangelist/greenbrier-cos/refs/heads/main/overlays/greenbrier-cos-railcar-catalog-api-overlay.yaml
- **Authentication** — https://raw.githubusercontent.com/api-evangelist/greenbrier-cos/refs/heads/main/authentication/greenbrier-cos-authentication.yml
- **ErrorCatalog** — https://raw.githubusercontent.com/api-evangelist/greenbrier-cos/refs/heads/main/errors/greenbrier-cos-problem-types.yml
- **Conventions** — https://raw.githubusercontent.com/api-evangelist/greenbrier-cos/refs/heads/main/conventions/greenbrier-cos-conventions.yml
- **DataModel** — https://raw.githubusercontent.com/api-evangelist/greenbrier-cos/refs/heads/main/data-model/greenbrier-cos-data-model.yml
- **Conformance** — https://raw.githubusercontent.com/api-evangelist/greenbrier-cos/refs/heads/main/conformance/greenbrier-cos-conformance.yml
- **Lifecycle** — https://raw.githubusercontent.com/api-evangelist/greenbrier-cos/refs/heads/main/lifecycle/greenbrier-cos-lifecycle.yml
- **RateLimits** — https://raw.githubusercontent.com/api-evangelist/greenbrier-cos/refs/heads/main/rate-limits/greenbrier-cos-rate-limits.yml

## Other Greenbrier Companies APIs (4)

- [Greenbrier Tank Car Gauge Table API](https://apis.io/apis/greenbrier-cos/greenbrier-cos-gauge-table-api/)
- [Greenbrier Aftermarket Parts Store API](https://apis.io/apis/greenbrier-cos/greenbrier-cos-parts-store-api/)
- [Greenbrier Press Room API](https://apis.io/apis/greenbrier-cos/greenbrier-cos-press-room-api/)
- [Greenbrier Site Content and Discovery API](https://apis.io/apis/greenbrier-cos/greenbrier-cos-site-content-api/)

## Tags

Railcars, Manufacturing, Catalog

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Profiled by [API Evangelist](https://apievangelist.com) and published on [APIs.io](https://apis.io/apis/greenbrier-cos/greenbrier-cos-railcar-catalog-api/). The API's provider profile, Kin Score and agent-readiness rating are at https://apis.io/providers/greenbrier-cos/.