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  1. Diono Canada
  2. Radian 3QXT

Radian 3QXT

All-in-One Convertible Car Seat

Product Information

  • What Crash testing has the Radian 3QXT undergone?
  • What is the life span of the Radian 3QXT?
  • How does the Diono Safe Stop work?
  • How does the radian® rear facing base work?
  • What are the dimensions of the radian 3QXT?
  • Can I replace the harness straps on my Diono Radian car seat?
See all 14 articles

FAQ

  • Are the Safe+® steel anti-rebound bar and Safe+® side impact management pod compatible with any of the radian® models?
  • Is the Angle Adjuster compatible with the radian® Q series?
  • How do I find my radian 3QXT date of manufacture and serial number?
  • Is the radian 3QXT FAA approved?
  • Is the Diono angle adjuster included with radian car seats?
  • How can I tell if my child is too tall for the seat?
See all 18 articles

Installation

  • Can the radian 3QXT be installed with inflatable seat belts?
  • How much space do I need in my car to fit three across?
  • Can I install the radian 3QXT with the top tether and the seat belt?
  • Can the radian 3QXT be installed on an airplane?
  • How much space is used when rear facing?
  • Do you allow overhang?
See all 14 articles

Harnessing

  • How can I tell if the radian® harness straps are tight enough?
  • Can my child wear a winter coat in their radian® car seat?
  • Where should the chest clip be on my Radian®?
  • Are the harness pads and center buckle required on my Radian® 3QXT?
  • Are harness pads required with the radian Q-series?

Product Manual

  • Radian® 3QXT Manual - English
  • Radian® 3QXT Manual - French
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