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Are all UD pulley belt sizes the same?

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Old 06-26-2011, 12:08 AM
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Default Are all UD pulley belt sizes the same?
I have an underdrive pulley on my car but I'm unsure of exactly what brand. I know its not a SLP though. Anyways I'm assuming its probably a 25% underdrive so would the belt size be the same as all of them? If so, what part number are we looking at for these? I'll be making a summit order pretty soon so need to know. Thanks in advance!
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Old 06-26-2011, 12:20 AM
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All should be the same. Part number is easily found through search as I don't know them off the top of my head.
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Old 06-26-2011, 04:08 AM
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I got part numbers of the SLP site.
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Old 06-26-2011, 08:16 AM
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They are not all the same, some kits have a smaller alternator pulley too that helps with the voltage drop at idle.
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Old 06-26-2011, 08:35 AM
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No there not actually when I ordered my ATI they sent me the wrong belt size.
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Old 06-26-2011, 11:34 AM
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I have the stock alternator pulley. So if I order that belt that SLP shows then it should work?
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