Dealer auction homepage

Welcome to Dealer Auction

Welcome to Dealer Auction, a joint venture between Cox Automotive and Auto Trader. Combining functionality from, Manheim Online and Auto Trader’s Smart Buying platform, Dealer Auction will be the UKs largest digital wholesale marketplace.

Our new consolidated platform is currently under development, however in the meantime, you can take advantage of a unique bundle that enables you to buy and sell via the existing and Smart Buying platforms.

If you are interested in accessing 12,000+ profitable vehicles with retail metrics that indicate consumer demand within your local market, register your details below and a member of our team will be in touch.

Your details

Company details


We are required to complete checks on all of our customers.  By ticking these boxes you are agreeing for Auto Trader / Manheim to share information with Dealer Auction to enable these checks to be completed.  If you are not an existing customer or do not provide consent a member of the team will be in touch to obtain the required information.

What's included?

Smart Buying

  • Access vehicles to buy, direct from Trade, Fleet, Auction and Private Auto Trader Ads
  • List unlimited vehicles to sell direct to trade buyers
  • Tap into retail metrics that indicate consumer demand within your local market
  • Get instant alerts direct to your inbox for vehicles matching your stock profile
  • Access to full NAMA graded inspection reports and high-quality vehicle images on auction vehicles


  • 10,000 part-exchange and trade vehicles listed monthly
  • 1,000 auctions ending daily
  • Bid and buy using the intelligent bidding system which enables you to place ‘your maximum bid’ so that you don’t need to monitor the auction
  • Minimal buyer’s fees

    £99 +VAT per month
    Your 1st month is FREE!
To speak to a member of the team please call

0116 2301444

Please note that Dealer Auction customers will also be entitled to a free Manheim account (subject to additional checks) following the successful completion of the first month trial period.