ALL ARTICLES
BUYING PARTS
Find and buy a part safely on RKN.
Use filters and search to find what you need.
Message a seller with questions before committing.
Inspect the part and release payment from escrow.
Item not as described? Open a dispute.
How the Make an Offer system works.
What to look for when a seller has no reviews yet.
SELLING PARTS
Photos, pricing, and category - everything to go live.
Research comparable sales and set a price that moves.
Lighting and angles that give buyers confidence.
Edit, deactivate, and relist from your Seller Dashboard.
When escrow releases and funds hit your bank.
Connect your bank through Stripe Connect.
Listings are free. RKN's 5% fee only applies when an item sells.
Respond to buyer offers and counter-offer through RKN.
ESCROW & PAYMENTS
Payment held securely until you confirm item arrived.
Item wrong or damaged? Start the dispute process.
Credit, debit, and ACH - all via Stripe.
When refunds are issued and how to cancel.
How long from escrow release to your bank.
When RKN issues a 1099-K and what to do with it.
How Trust & Safety evaluates evidence and decides.
SHIPPING
Print a pre-paid label from your order dashboard.
Pack kart parts so they survive the journey.
Enter your tracking number so buyers can follow along.
What to do if a shipment goes missing or arrives damaged.
Calculate shipping costs before setting your listing price.
What fuels, chemicals, and batteries you can ship.
US shipping only. International coming soon.
ACCOUNT & VERIFICATION
Required before your first listing goes live.
Edit name, bio, location, and profile photo.
Update your login credentials securely.
Connect a US bank account for payouts.
What happens to listings and data when you close.
Add an extra layer of security to your account.
Control which notifications you receive.
COMMUNITY & SAFETY
The rules that keep RKN fair and trustworthy.
Flag a listing that appears fraudulent or prohibited.
Report a buyer or seller for misconduct or fraud.
How Trust & Safety reviews reports and takes action.
Timelines and what to expect after submitting.
Our policy on fake listings and payment fraud.