OEM Solutions

Premium Leaderboard | Listings Liners – 2019

The Premium Leaderboard | Listings Liners with the Find-Your-Car ad placements provides advertising exposure in the highly trafficked search path, where in-market shoppers are viewing inventory of specific makes and models. It gives advertisers the opportunity to showcase specific models and influence consideration within search results across all devices.

Ad Size

Desktop/Tablet: 728x90 & Mobile: 320x50

Download Ad Specs:
Leaderboard – 728×90
Mobile 320×50
Ad Specs:

All Ads should adhere to LEAN Ad Standards as defined by IAB 2017 New Standard Ad Unit Portfolio.

General Guidelines 728×90 (desktop breakpoints):

  • Initial load max file size: 150K
  • Subload max file size: 300K
  • User-initiated load max file size: 200K
  • Alternate image max file size: 100K
  • Text Links: 0-3 links; max 25 characters

Content & Messaging:

New, Used, or Certified

Video Enabled:

  • Format: MP4, and WebM
  • Host-Initiated Auto Play:
    • Max duration: 15 seconds
    • Max file size: 1.1MB
  • User-Initiated Play:
    • Recommended duration: Unlimited
    • Max file size: 10MB
  • File quality: Recommended 24 fps minimum

Note: Video must contain toggles to Play/Pause, Audio On/Off and include a progress bar. Audio is user-initiated; default state is muted. Video/animation/audio should cease once pause or stop has been clicked. All animation/audio should stop upon exit click.

Audio Enabled:

  • Available on click only
  • Audio defaults to “off”
  • Mute button required
  • 30 seconds Maximum length
  • Mp3


3 loops within 15 seconds max, no looping beyond 15 seconds, recommended to be a part of subload

Other Information:

Opportunities may exist to target regionally

General Guidelines 320×50 (Mobile Breakpoints):

  • No expansion allowed
  • No animation allowed
  • Max initial load size – 50kb
  • Subload max file size – 100k
  • Acceptable formats: GIF, JPG, PNG
  • Ad unit contwnet must be clearly distinguishable from normal webpage content

Video enabled: no

Audio enabled: no

Animation: no

Rich Media: no




Tier 1, Tier 2, Certified


Search Results

Product Details:

All Ads should adhere to LEAN Ad Standards as defined by IAB 2017 New Standard Ad Unit Portfolio.

Product approval required for all custom ads not built by Autotrader.