When doing replacement or upgrading on 2006 – 2020 Honda Ridgeline capsule halogen headlamps with, the bulb size guide is necessary for you to take the reference.
Jump to the corresponding car model with the catalog below.

High Beam and Low Beam Headlight2006 – 20149003
Front Fog Light2006 – 2014H8/H11/H16
Back Up Light2006 – 2014921
Brake2006 – 20147443
Daytime Running Light2009 – 20149005
Front Side Marker2006 – 20143457
Front Turn Signal2006 – 20143457NA
License Plate2006 – 2014168
Parking Light2006 – 20143357NA
Rear Side Marker2006 – 20147443
Rear Turn Signal2006 – 20147440
Tail Light2006 – 20147443
Luggage Compartment2006 – 2014168
Center High Mount Stop Light2006 – 2014194
Glove Box2007, 201312818
2006, 2008 – 2012, 2014DE3175
Interior Door2006 – 2014194
Map Light2006 – 2014DE3175
Low Beam Headlight2017 – 2020H11
High Beam Headlight2017 – 20209005
Front Fog Light2017 – 2020H8
Back Up Light2017 – 20207440
Daytime Running Light2017 – 20209005
Front Turn Signal2017 – 20207443NA
License Plate2017 – 2020168
Parking Light2017 – 20207443NA
Rear Turn Signal2017 – 20207440
Luggage Compartment2017 – 2020194
Floor Console Compartment2017 – 202074
Glove Box2017 – 202074
Interior Door2017 – 2020194
Map Light2017 – 202012961