Ranger8867
Member
- Joined
- Nov 13, 2023
- Messages
- 12
- Reaction score
- 7
- Location
- Oregon Newport
- Vehicle Year
- 1988
- Make / Model
- Ford ranger
- Transmission
- Manual
hello got an 88 ranger and the speedo reads about 6 mph slower then what my gps says I know my tires are bigger being 235/75/15s what speedo gear size would correct the speedo ive tried to use the calculator and it gave me to use a 18 witch probably was wrong because still reads all most the same just need some input what gear some other people have used to correct this