# AgentBuyParts

> Independent index of parts suppliers, distributors, and vehicle fitment data sources that publish llms.txt files, public API documentation, or MCP servers, for AI agent developers. Covers auto, powersports, RV, marine, aviation, and equipment parts. Listings are not endorsements, partnerships, or integrations; AgentBuyParts has no affiliation with any company listed.

Each entry links to the resource the company publishes. Descriptions summarize what each company says about itself. 15 sources, last checked: 2026-10-10.

## Parts Catalogs, Ordering APIs, and Agent Tools

- [Western Power Sports API documentation](https://wps-inc.com/data-depot/v4/api/introduction): Powersports parts distributor; API for items, inventory, vehicle fitment, carts, and orders; free for WPS dealers, sign-up required.
- [Parts Canada API documentation](https://api.partscanada.com/): Powersports parts distributor; API for catalogues, images, inventory, and invoices; token issued with an account.
- [MESPAS API documentation](https://mespas.com/connect-api/doc.html): Maritime procurement platform; supplier API for receiving quote requests and orders from ship managers.
- [PartsBase API documentation](https://apiservices.partsbase.com/docs/index): Aviation parts marketplace; API for RFQs, market pricing, and inventory uploads.
- [PartsTech integration help](https://partstech.my.site.com/help/s/article/How-To-Connect-ARI-With-PartsTech): Auto parts ordering platform for repair shops; help article on connecting other software.
- [FitsMyBoat MCP documentation](https://www.fitsmyboat.com/docs/mcp): Marine parts catalog (formerly Boat Parts Manual); read-only MCP server at https://mcp.fitsmyboat.com/mcp for product search by name, SKU, OEM number, or GTIN.

## Parts Retailers with llms.txt Files

- [CarParts.com llms.txt](https://www.carparts.com/llms.txt): Online auto parts retailer; llms.txt describing its catalog.
- [Biohazard Cycles llms.txt](https://www.biohazardcycles.com/llms.txt): US retailer of motorcycle, ATV, UTV, and powersports parts and gear.
- [RV Part Shop llms.txt](https://rvpartshop.ca/llms.txt): Canadian retailer of new and used RV parts, plus marine and towing parts.
- [Heatso llms.txt](https://heatso.com/llms.txt): Diesel heaters, water heaters, heater parts, and off-grid power systems.
- [Tradelco llms.txt](https://tradelco.com/llms.txt): Electrical and industrial automation products (PLCs, sensors, motion control).
- [Noritz America llms.txt](https://noritz.com/llms.txt): Residential and commercial tankless water heaters and components.
- [Ice Crusher Heaters llms.txt](https://icecrusherheaters.com/llms.txt): Machine-specific UTV cab heater kits and replacement parts.

## Vehicle and Fitment Data

- [VehDB API documentation](https://vehdb.com/docs/api): Vehicle specs for cars, motorcycles, boats, and tire sizes; OpenAPI spec at https://vehdb.com/openapi.json and MCP server at https://mcp.vehdb.com/mcp; free tier and paid plans.
- [Car API specs](https://carapi.app/features/json-api-specs/): Paid vehicle data API (year/make/model, trims, engines, VIN decoding) plus a separate powersports API.

## Index Details

- [Full index](https://agentbuyparts.com/llms-full.txt): Table of all listed sources with summaries, plus retailers not yet listed.
- [AgentBuyNetwork](https://agentbuynetwork.com/): The network of independent indexes this site belongs to.

## Optional

- [Not yet listed](https://agentbuyparts.com/llms-full.txt): As of July 2026, no public llms.txt or ordering API was found for RockAuto, AutoZone, West Marine, Aircraft Spruce, or SkyGeek. Corrections: agentbuynetwork@proton.me. Last updated 2026-10-10.