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Daniel Wilson
Daniel Wilson,
Category: Medium and Heavy Trucks
Satisfied Customers: 1643
Experience:  Owner at DJ Wilson
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I have an 1989 peterbilt 379 model the last 8 numbers of the

Customer Question

I have an 1989 peterbilt 379 model the last 8 numbers of the vin are 279814 I have a bout three questions #1 is I need to know what my rear axle gear ratial is I'm trying to get speedo dialed in, the tire size is 11r 24.5 they measure at 3'6 and 1/2 also needing to dial in tack just replaced censer on bell housing but not sure how close it is screwed to flywheel I screwed it in to touch then backed it back about a quarter turn but tack is not working correctly so I may need to get what the #s are on back so that it will work correctly I have owned the truck for a few year but never have had speedo or tack
Submitted: 1 year ago.
Category: Medium and Heavy Trucks
Expert:  Jeremy replied 1 year ago.

My name is ***** ***** I will try to assist you.

Can I get the full VIN of the vehicle? I'm presuming the rear is original?

What engine do you have?

Customer: replied 1 year ago.
I apologize for the slow response Jeremy, the full vin is 1xpdb9xxkd279814
Engine is 3406b
13 speed
Customer: replied 1 year ago.
I'm prsuming original rear ends
Expert:  Jeremy replied 1 year ago.

That Vin isn't working for me. There is 1 letter or number missing from it.

Customer: replied 1 year ago.
I apologize I have been at work for 30 hour straight the vin is 1xp5db9xxkd279814

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