Speedometer cable reducer?

GHawz13

Member
Joined
Oct 8, 2002
If im going to run 275/60 tires my speedometer will be off, i want to know is there a reducer cable i can buy for that. Where can i get one also? I know esp makes them for different rearend gears. If anything how much will the speed change and does anyone have to calculation for it?
 
Stock tire height is 26" and the 275/50/15 are 25.9 " tall. You are alright. The 265/50 15 (25.5)will also read good.
 
275-60-15 are 28 inches tall. I am having the same problem with my Regal. If you do a search in the transmission section you should find some more information on this. Several months ago I posted question about the same problem. TCI Transmissions website had alot of good info about what gear to use. I never pursued it though. I currently have bigger problems to fix. But the information will still be there when I need it.
 
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