LS or not

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Old Dec 23, 2009 | 03:08 PM
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98 f150 4x's Avatar
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Question LS or not

I've done a buncha searching on hereand i checked on my door jam and underneath axle it says 19. If anyone knows whether thats a LS or not would be good. Anywould be appreciated
 
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Old Dec 23, 2009 | 03:22 PM
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Originally Posted by 98 f150 4x
I've done a buncha searching on hereand i checked on my door jam and underneath axle it says 19. If anyone knows whether thats a LS or not would be good. Anywould be appreciated
In the Articles and How To section there is a thread for VIN decoding. The info is there. An open differential is a two digit number with an LS being a letter and a number. To be LS, it would be B9, yours is an open.
 
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Old Dec 23, 2009 | 03:24 PM
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https://www.f150online.com/forums/ar...e-sticker.html
 
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Old Dec 23, 2009 | 04:17 PM
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Thumbs up

Thanks for the info and help Guess i'll have to do a rear end swap.
 
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Old Dec 23, 2009 | 06:57 PM
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19 is 3.55 open
H9 is 3.55 LS
 
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Old Dec 23, 2009 | 10:17 PM
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Originally Posted by hockeyfanjeff
19 is 3.55 open
H9 is 3.55 LS
Exactly!

My truck is axle code 19, and thus, 3.55 open differentials.
 
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