Find the right part. The first time.

Instant Part Lookup

Search by OEM number, aftermarket number, or description. Find compatible parts across manufacturers in seconds.

Massive Database

Access millions of cross-references spanning automotive, heavy equipment, agricultural, and industrial parts.

Community Powered

Real mechanics contribute and verify cross-references. The knowledge of thousands of professionals in one place.

Multi-Brand Coverage

Cross-reference parts across OEM brands, aftermarket suppliers, and remanufacturers all in one search.

Real-Time Updates

New cross-references added daily by the community. Always have access to the latest part information.

Universal Access

Access from any device, anywhere. Whether you're at the parts counter or in the field, InterChange is there.

InterChange is a community-powered parts cross-reference database. It helps mechanics, parts specialists, and shop owners find compatible parts across different manufacturers and brands quickly and accurately.

Verified mechanics and parts professionals can submit cross-references they've discovered or verified in the field. Submissions are reviewed and validated before being added to the database, ensuring accuracy.

InterChange covers parts across all mechanical industries including automotive, heavy equipment, agricultural machinery, industrial equipment, marine, and more. If it has a part number, you can find or add cross-references.

Cross-references are verified by community members and our review process. Each entry shows verification status and the number of mechanics who have confirmed the cross-reference works.

Simply enter any part number—OEM or aftermarket—and InterChange will show all known cross-references. You can also search by description, manufacturer, or equipment application.

Basic searches are free for everyone. Premium features like unlimited searches, API access, and priority support are available with a subscription.