UPPAbaby - Infant Car Seat Extra Base - Aria

$159.99 USD
SKU: 0901-ARB-US
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PRE-ORDER Ships Mid May
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The Aria is poised to establish a groundbreaking benchmark for lightweight infant car seats. With its featherweight design at under 6 lbs., the Aria is certain to define new standards in the realm of easy-to-carry baby gear.


  • Safety –Aria incorporates advanced safety features like the load leg and anti-rebound + panel, consumers can feel good in their decision to not only opt for a lightweight seat but also prioritize safety.
  • Ease of Install – SmartSecure System with red-to-green visual indicator, installs in seconds.
  • Load leg for increased safety & reduction in head/neck injury
  • Anti-Rebound+ Panel for increased safety in rebound & rear-impact collisions
  • SMARTSecure® System installs in seconds. Red-to-green tightness indicator
  • Built-in lock off for secure seatbelt installation
  • Bubble level indicators on both sides to aid in getting correct angle during installation. Specific angle for the infant inlay range.
  • Streamlined, low-profile base with finished bottom
  • Four-position adjustable foot to accommodate various car seat angles


  • Base Only: 23.9” L x 14” W x 15.2” H
  • Weight: 12.6 lbs. /5.7kg

This is for an additional base ONLY. Aria Carseat + Base, sold separately, HERE

      Please note: these size chart should be used as a guide. 
      All bodies are different sizes and shapes and do not necessarily fit into these categories. When in doubt, size up or message us with any questions.