This is what your kit will contain to successfully rebuild your Dell GX270. The kit contains 24 capacitors, itemized as follows:

Quantity Value Voltage Diameter 3 1800uF 16v 10mm 11 1800uF 6.3v 8mm 5 1500uF 6.3v 10mm 4 820uF 6.3v 8mm 1 680uF 16v 8mm Please note: This is a universal kit.  There are several revisions of the GX270, this kit will accommodate them all.  You will have 2 caps left over when you're done, that's ok. Kit cost: Premium Grade - $22.95 Standard shipping is $6.00 Shipping to a US Address, $9.50 to International.