Locking your bass line to the kick drum is a really good way of getting your bass lines to groove and to make a song sound tight. This video lesson goes through three drumbeats and how you can approach making up bass lines to them. You can also play against the kick and that's explained too. Scroll down to download the beats.
Practise Locking Your Bass To The Kick Drum
This is an 1/8th note feel rock drumbeat.
Here's a drumbeat taken from a lesson I did on Glide by Pleasure.
Lastly, we have a pop drumbeat taken from a lessson on another great bass line; Forget Me Nots played by Freddie Washington.