Dell Inspiron 1420 Win7 drivers

I have a problem on the this Dell Inspiron 1420. There are 3 base device that i can't find the driver. I try to take a look at the old Vista driver and still no update.

I find this driver at Dell support and take a shot of it.

http://ftp.us.dell.com/chipset/R141246.EXE

now I have completed my Window 7 Installation of Drivers.