Need help with VIN #f15jkx81540. also what axle/gears is 13j?
thanks

 

F15JKX81540

F15 - F150 2WD

J - 460

K - Kansas City assembly plant

X81540 - 1977

----

13J - Ford 9" 2.75 open rear end.

 

Thank you,sir. Where did you find gear info? I have a 78 t-bird with axle code 1. Would you happen to know this one too?

again, thanks

 

Ford's Parts catalog.

Nope - I don't know anything about Thunderbirds at all.

 

i can help you with the axle code i think

ID tag......Ratio...... Ring Gear.... Differential
........................Diameter (in).... type

WFA-AA..... 3.00:1..........9............ T4
WFA-AH..... 3.00:1..........9............ T4
WFA-AL..... 2.75:1..........9............ T4

any if those codes right,,, if not what is your code?

 

OK, here goes.

WEB-BF 8CE

2 50 9 800A

This came off the tag. 2.50 to 1 ratio?

 

Yep. It's a 9" rear end with an open 2.50 ratio.

 

WEB-BF: 1977/78 Thunderbird/LTD II/Ranchero/Cougar use before 6/1/1978 = Ford 9" / 2.50-1 / non Limited Slip / 28 spline axle shafts.

8CE: Assembled the 5th week (E) of March (C) 1978 (8).

(WEB-BF used after 6/1/1978 is 2.47-1)

 

thanks alot guys. 2.50 gears, maybe one reasond a hundai spanked me?