Graco Snugride Model 7440cnr3 I Have A Graco Snugride That Was Given To Me On Craigslist For Free, Its Model 8446LDW...?

I have a Graco Snugride that was given to me on craigslist for free, its model 8446LDW...? - graco snugride model 7440cnr3

In worried because I saw a list of thought, but I have to wear a baby seat in this car with only one and put in a stroller we have. It would be good, or hastle too cuz I have a baby seat if he add a little easier to transfer the child from one to another could remove