Is bike use limited to the Park or can you rent to ride beyond into the city??
You can rent to ride in the city. NOT allowed to ride on city sidewalks. Central Park on Saturday was nice limited motor vehicle traffic.
Park only I'm afraid you can hire road bikes in the city
Get an answer from Bike Rental Central Park staff and past guests.
3 Days in New York City
shhh - The NYC guide to its secret side
First Time in the City