Re: Did you need a 40 lb limit to RF until age 4?
Ds1 was about 30lbs at 1yr and 50 shortly after 5yrs. I'm not sure, but thinking yes.
Ds2 is about 32lbs at 26 months. His seat RF to 35lbs which by growth charts may get us another few months so I'm guessing 2 1/2 to 35lbs.