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529 is a community initiative supported by Sundays Insurance. Learn more.

Meet Detective

Support Project 529. Automatically search marketplaces for your stolen bike.

Your Detective plan

Smart detection. Faster recovery.

$50.00

6 months unlimited access

Automatically search marketplaces

Matches stolen bikes

Provides matches in one simplified view

Scan listings nationwide and internationally

Built worldwide with riders, shops, universities, and hundreds of law-enforcement partners. Since 2013.

Why choose 529 Detective?

When your bike gets stolen, your heart sinks and then the search begins. You check local pawn shops. You scour Facebook Marketplace. You refresh Craigslist. You spend hours, days, weeks of your time searching. Our bike detective saves you time and is proven to find stolen bikes.

Detective is proven to find stolen bikes

RECOVERED SEP 13, 2025

"I found my bike listed on an online marketplace and was able to use my registration to get it back. The 529 Detective is worth every penny. 529 found a listing, we identifed where it was based on the pictures, and the police helped us retreive it!"

- 529 Detective customer

Automatically search marketplaces

We search marketplaces like Craigslist, Facebook, Ebay, OfferUp, and more.

Matches stolen bikes

We surface listings that closely match your stolen bike's description, photos, and serial number.

Provides matches in one simplified view

All potential matches from multiple marketplaces and locations show in a single, simple view - no digging required.

Scan listings nationwide and internationally

Stolen bikes don't always stay local. We scan listings nationwide and internationally.

How it works

How it works

We're not just a bike registry. We're your partner in recovery.

Compare 529 Detective

Bike registration
Community bike theft alerts
Search stolen bikes
Post found bikes
Automatically search marketplaces
Matches stolen bikes
Provides matches in one simplified view
Scan listings nationwide and internationally

FAQs

Find answers to your questions about 529 Detective and how it works.

How does Detective work?

Detective is a perpetual, automated engine leveraging our proprietary technology that continuously monitors major marketplaces for new listings and then matches those listings against stolen bikes.

How many bikes can I search using Detective?

There is no limit on the number of bikes you are able to search.

Where is Detective available?

Detective is available in the United States and Canada.

Does Detective automatically renew?

No, Detective is a one time purchase and does not auto-renew. If you haven't found your bike after the 6 month subscription, you can purchase a new subscription to continue searching.